Author Archives: sleibson2

About sleibson2

EDA360 Evangelist and Marketing Director at Cadence Design Systems (blog at http://eda360insider.wordpress.com/)

25 Years of Removable Storage in One Photograph

Thomas Morffew published this amazing photo showing 25 years of removable storage artifacts. At the top are 5.25- and 3.5-inch floppy disks. Towards the bottom, in the center are some CDs and then comes the solid-state storage—memory sticks, SD cards, … Continue reading

Posted in Storage | Tagged , , , , , | 3 Comments

Multicore, the Memory Wall, and Numerical Compression—FREE Webcast now available

Last month I posted a review of Al Wegener’s terrific IEEE Computer Society presentation at Cadence titled “Multicore, the Memory Wall, and Numerical Compression.” (See “Will your multicore SoC hit the memory wall? Will the memory wall hit your SoC? … Continue reading

Posted in DRAM, SDRAM, SRAM | Tagged , , , , | Leave a comment

Do you know the advantages and disadvantages of the six different use cases for SSDs?

Marc Staimer, founder and senior analyst at Dragon Slayer Consulting, has just published an excellent primer on locating SSD storage within a server and storage network. With the advent of PCIe-based SSD storage based on NAND Flash memory, the number … Continue reading

Posted in Flash, HDD, SSD | Tagged , , , , , , , , , , | 1 Comment

Qualcomm’s Nick Yu says “3D DRAM stacking has started—it’s shipping in products… we need low-cost 3D IC assembly”

Today’s GSA Silicon Summit held at the Computer History Museum in Mountain View, California included a talk on 3D IC assembly by Nick Yu, VP of Engineering, VLSI Engineering, at Qualcomm. Yu is in charge of Qualcomm’s technology roadmaps including … Continue reading

Posted in 3D, DRAM, SDRAM, Wide I/O | Tagged , , , , | 1 Comment

Designing circuit boards with DDR3? Full-day, hands-on tutorial in Europe shows you how. Munich, May 14

System designs employing DDR3 SDRAMs present many new pcb design challenges compared to DDR2. DDR3 clock, address, and control lines employ a new fly-by topology; setup and hold times need to be just right because there are reduced timing margins … Continue reading

Posted in DDR3 | Tagged , , , , | Leave a comment

Spansion CEO maps divergent semiconductor memory strategy at Globalpress—a destiny that leads to smart memory

Spansion CEO John Kispert mapped out an individualized product strategy for the semiconductor memory vendor at today’s Globalpress Electronics Summit being held this week in Santa Cruz, California. Kispert first pointed out that Spansion currently has approximately 8000 customers who … Continue reading

Posted in Flash, NOR | Tagged , , , , , , , | Leave a comment

Lexar translates USB 3.0 specs into significant benefits that consumers care about with the new S73 JumpDrive

Sometimes, we insiders get pretty esoteric in the way we describe technological improvements. Take SuperSpeed USB 3.0 for example. Most consumers know it’s faster than USB 2.0—after all, 3.0 is bigger than 2.0 so it must be better—but perhaps they … Continue reading

Posted in Flash, NAND, ONFI, USB | Leave a comment

BIWIN America introduces 12x20mm e-MMC SSDs with on-chip controller, power-on boot, explicit sleep mode

BIWIN America has just announced a “single-chip” SSD device employing the e-MMC interface. The device is available in capacities from 2 to 64Gbytes, all packed into a 169-ball BGA package measuring 12x20x1mm. An integral SSD controller provides built-in BCH error … Continue reading

Posted in eMMC, Flash, NAND, SSD | Tagged , , , , , , | Leave a comment

Low-cost Intel 330 series SSDs sport SandForce SF-2281 SSD Controller

According to this extremely informative article on the Anandtech.com site, Intel’s just-released 330 series SSDs push Intel into the low-cost SSD zone using the SandForce SF-2281 SSD controller. Apparently, Intel’s 520 SSD series also employs this controller, but the use … Continue reading

Posted in Flash, NAND, SSD, Storage | Tagged , , , , , , , | 1 Comment

Will your multicore SoC hit the memory wall? Will the memory wall hit your SoC? Does it matter?

Multicore SoC and processor designs were our solution to the death of Dennard Scaling when IC process geometries dropped below 90nm, when processor speeds hit 3GHz, and when processor power consumption went off the charts. Since 2004, we’ve transformed Moore’s … Continue reading

Posted in 3D, DDR, DDR3, DDR4, DRAM, Flash, PCIe, Wide I/O | Tagged , , , | 9 Comments

DDR4 DIMM and SO-DIMM interposer modules work with Agilent logic analyzers

FuturePlus Systems has announced a pair of DDR4 SDRAM interposer modules compatible with Agilent logic analyzers to aid in hardware debugging of DDR4-based memory systems. The FS2501 interposer module  works with DDR4 DIMMs at transfer rates to 2133Mtransfer/sec and the … Continue reading

Posted in DDR4, SDRAM | Tagged , , , , , | Leave a comment

A detailed look at the IP components of an SSD controller chip by Dr. Eric Esteve

IPNEST blogger and analyst Dr. Eric Esteve has just published a detailed look at many of the IP components needed to design a high-performance SSD controller chip including a NAND Flash controller and high-speed PHY interface for NAND Flash devices. … Continue reading

Posted in Flash, NAND, NVMe, ONFI | Tagged , , , , , , , | Leave a comment

Intel jumps on the PCIe SSD bandwagon with the fast, new 910 Series

Intel has just announced an SSD family based on the PCIe expansion-card form factor and interface. The SSD family is called the 910 Series and it’s based on Intel High Endurance Technology and MLC (multi-level cell) 25nm NAND flash memory … Continue reading

Posted in Flash, NAND, ONFI, PCIe, SAS, SSD | Tagged , , , , , | 1 Comment

Micron’s mSATA RealSSD C400 and RealSSD C400v drives get huge performance from their SATA 6Gbps interfaces and 25nm MLC NAND

Micron’s new RealSSD C400v and RealSSD C400 mSATA SSDs can operate as SSDs in ultralight, ultrathin notebooks and can also be used as a Flash caches in SSD/HDD hybrid systems. The drive fits the 3×5 cm, 3.75mm-thick mSATA form factor … Continue reading

Posted in Flash, Micron, mSATA, SSD | Tagged , , , , , , | Leave a comment

A possible roadmap for Wide I/O that leads to 2Tbps of SDRAM memory bandwidth—per device

Cadence Product Marketing Director Marc Greenberg—one of the speakers at last week’s EDPS conference held in Monterey, California—spoke about why the Wide I/O SDRAM is probably the “killer app” that unleashes 3D IC assembly into the mainstream. Richard Goering has … Continue reading

Posted in DDR, DDR3, DDR4, DRAM, SDRAM, Wide I/O | Tagged , , , , | 2 Comments

4th International Memory Workshop in Milan tackles all things non-volatile with respect to semiconductor memory. May 20-23

You will need to travel to Milan, Italy to attend the 4-day intensive event devoted to non-volatile memory, which seems to be the exclusive topic for the 4th International Memory Workshop Symposia on VLSI Technology and Circuits covers latest STT-MRAM … Continue reading

Posted in DRAM, Flash, Memristor, MRAM, NAND, ReRAM, Storage | Tagged , , , , | Leave a comment

Symposia on VLSI Technology and Circuits covers latest STT-MRAM developments

Session 7 of the 2012 Symposia on VLSI Technology and Circuits is all about Spin-Torque-Transfer Magnetic RAM (STT-MRAM), one of the several technologies hoping to challenge NAND Flash memory for the top spot in the non-volatile memory hierarchy. Five presentations … Continue reading

Posted in Flash, MRAM, NAND | Tagged , , | Leave a comment

Want to tour the Kingston SSD factory with TweakTown?

Kingston Technology manufactures SSDs in Taiwan’s Hsin Chu Science Park and TweakTown’s Cameron Wilmot recently went for a visit. With his camera. Although Wilmot wasn’t allowed to shoot video, he did shoot a lot of photos that are included in … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , , , | Leave a comment

Interview with Whiptail’s CTO James Candelaria demonstrates how SSD controllers can greatly improve NAND Flash endurance by managing write amplification

As NAND Flash geometries continue to shrink, device endurance specs have suffered, which is a significant challenge when using these devices in SSDs. This interview with Whiptail’s CTO James Candelaria discusses how his company’s approach to buffering writes in SSD … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , , , , , | Leave a comment

Need fast, low-power, small, dual-ported embedded SRAM for your SoC designs? Memoir Systems Renaissance 2X memory compiler lets you pick all three: power, performance, and area

SoC designers use a lot of on-chip dual-ported SRAM, typically as an interface buffer between two major logic blocks. IP startup Memoir Systems has just introduced four memory compilers that produce a range of dual-ported embedded SRAM blocks and these … Continue reading

Posted in SRAM | Tagged , , | Leave a comment

Free 2-day SSD Summit already started. Today’s the last day. Click here now, quick.

Yesterday, Avnet Embedded opened an online SSD Summit with a ton of free info. The trouble is, I just found out about it and it ends today. I count eight technical Webinars to watch and seven live chat sessions on … Continue reading

Posted in SSD, Storage | Leave a comment

Supertalent USB 3 SSD memory-stick drive virtually “saturates” USB 2 port using 8-channel LSI SandForce SSD controller

In a sea of undifferentiated USB memory sticks, Supertalent is coming on very strong by differentiating its USB 3.0 Express RC8 drive  through its use of an LSI SandForce SSD controller with 8 channels of NAND Flash memory. As a … Continue reading

Posted in Flash, NAND, SSD, USB | Leave a comment

Forbes.com publishes article on growth areas for SSDs and NAND Flash devices: mobile and cloud

Tom Coughlin, the President and founder of Coughlin Associates, has just published a good background piece on growth paths for SSDs and Flash memory. I commend it to your attention and I particularly want to call your attention to several … Continue reading

Posted in Flash, HDD, SSD | Tagged , , , , , | Leave a comment

50-company PCIe SSD task force takes on interoperability issues with PCIe-connected SSDs

PCIe interfaces give SSDs are real performance boost. It’s easy to scale that performance immediately by adding PCIe lanes—unlike the SAS and SATA disk-interface specs, SSD vendors need not wait for the next, faster release of the PCIe spec to … Continue reading

Posted in PCIe, SAS, SATA, SSD | Tagged , , , , | 1 Comment

LSI Corp releases multiple PCIe SSD and Flash-cached RAID storage cards in Nytro portfolio

LSI Corp has just announced a number of products in its Nytro line of PCIe-based storage cards. The LSI Nytro WarpDrive is a second-generation SSD card available in capacities of 200Gbytes to 3.2Tbytes using a memory-stacking architecture to load the … Continue reading

Posted in Flash, HDD, PCIe, SAS, SSD | Tagged , , , , , | Leave a comment

Free Webinar on essential memory and storage verification IP: DDR3/4, LRDIMM, 12Gbps SAS, NVMe, Ethernet. April 10.

Verification IP (VIP) is an essential component of the development process for all ICs and systems and now you have the chance to listen to a free April 10 Webinar on applying that essential component in memory and storage applications. … Continue reading

Posted in DDR, DDR3, DDR4, DRAM, Ethernet, Flash, LRDIMM, NVM Express, NVMe, SAS | Tagged , , , , , | Leave a comment

Want some additional details about the Micron Hybrid Memory Cube?

This week at Design West (the conference previously known as the Embedded Systems Conference), I had a chance to speak with Mike Black from Micron about the Hybrid Memory Cube (HMC), a 3D DRAM assembly aimed at high-performance computing. The … Continue reading

Posted in 3D, DRAM, HMC, Hybrid Memory Cube | Tagged , , , , | Leave a comment

Micron releases video on using PCIe for fast, enterprise-class SSDs like its P320h SSD

As yet another example of how new, fast interfaces are changing the way SSDs fit into the enterprise storage arena, here’s a new video showing Gary Gentry, General Manager of Micron’s Enterprise SSD Division, explaining how and why Micron has … Continue reading

Posted in HDD, NAND, NVMe, PCIe, SAS, SATA, SSD | Tagged , , , , , , | Leave a comment

Cadence adds 12Gbps SAS and NVM Express verification IP to its VIP catalog

Today, Cadence announced the addition of two storage-oriented verification IP products: 12Gbps SAS and NVM Express (NVMe). SAS is currently the interface of choice for enterprise-class hard disk drives and 12Gbps is the next click on the interface-speed dial. NVMe … Continue reading

Posted in HDD, NVM Express, NVMe, SAS, SSD | Tagged , , , | 1 Comment

ISQED: Who and what will win the Universal Memory Derby?

Professor Cristophe Muller of Aix-Marseille University gave an excellent overview of non-volatile semiconductor memory as the third ISQED keynote this week. It’s a very good overview of today’s landscape and well worth discussing in a wider forum like this blog. … Continue reading

Posted in DRAM, Flash, Memristor, Micron, MRAM, NAND, NOR, ReRAM, SDRAM | Tagged , , , , , , , , , , , | 4 Comments

Where does LPDDR3 SDRAM fit in the low-power memory universe? How about Wide I/O SDRAM?

Marc Greenberg, Director of Product Marketing in the Cadence SoC Realization Design IP Group, just sent me some slides in connection with the recent introduction of the Cadence design and verification IP portfolio for LPDDR3 low-power SDRAM. I’ve already written … Continue reading

Posted in DDR, DDR3, LPDDR, LPDDR2, LPDDR3, SDRAM, Wide I/O | Tagged , | 2 Comments

Upgrading your mobile or low-power SoC to LPDDR3? Got the right IP? You’ll need it to get maximum performance at minimum power

LPDDR3 is JEDEC’s next click on the low-power LPDDR SDRAM standard for mobile, portable, and other low-power devices. According to the JEDEC Web site, the LPDDR3 standard is still in development but the technical specs of the early devices announced … Continue reading

Posted in DDR, JEDEC, LPDDR, LPDDR2, LPDDR3, SDRAM | Tagged , , , | 1 Comment

Memcon 2012 call for presentation submissions

Memcon 2012 will take place at the Santa Clara Convention Center in the heart of Silicon Valley on Tuesday, September 2012. This is the biggest conference in the world devoted to the use and manufacture of semiconductor memory (RAM, NAND … Continue reading

Posted in Memcon | Tagged , , , , , , | Leave a comment

NVMe storage-optimized PCIe interface gets an Interoperability Lab at University of New Hampshire

The drive to adopt NVMe (a storage-optimized variant of the PCIe interface standard for SSDs) led by the NVMe Work Group now has an interoperability lab at the University of New Hampshire. The UNH-IOL—a “neutral, third-party laboratory dedicated to  testing … Continue reading

Posted in NVM Express, NVMe, SSD | Tagged , , , , , , , , , , , , , | Leave a comment

Want to avoid losing more than half of your SDRAM’s bandwidth? The right SDRAM controller configuration can help prevent the loss. Just ask Vivante.

Graphics processors (GPUs) suck bits out of SDRAMs the way vampires do what comes naturally to them in the immensely popular Twilight book series by Stephenie Meyer. In other words, GPUs need all the memory bandwidth they can get and … Continue reading

Posted in DDR, DRAM, SDRAM | Tagged , , , , , | Leave a comment

Agilent: Memory technology has hit a wall due to physics limitations and that has implications for your designs

Last week, Agilent ran a seminar in Milpitas, California. The first of three subseminars was about memory technology with an excellent overview of the state of memory technology today. It was presented by Gordon Getty, an Agilent Application Engineer based … Continue reading

Posted in 3D, DDR3, DDR4, DRAM, eMMC, Flash, LPDDR2, LPDDR3, NAND, NOR, QDR, SD, SDRAM, Storage | Tagged , , , , , , , , , , , , | 1 Comment

DRAMeXchange opines on six major DRAM and NAND Flash trends for 2012-2015. What do you think?

The DRAMeXchange http://www.dramexchange.com/ keeps a very close watch on the spot and contract prices for all forms of semiconductor memory including DRAM and NAND Flash devices. The group also keeps an eye on trends that may affect pricing. A couple … Continue reading

Posted in 3D, DDR3, DDR4, DRAM, Flash, HDD, LPDDR2, LPDDR3, Memcon, ONFI, Toggle | Tagged , , , , , | Leave a comment

More on developing your own SSD controller chip. Is rolling your own right for you?

A couple of days ago, I described the new STEC MACH16 SSD and noted that STEC had developed its own SSD controller and firmware. (See “STEC’s MACH16 Slim 2.5-in SATA SSD requires small footprint, fits in small embedded spaces”) I … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , | 3 Comments

Micron introduces Enterprise-class, 2.5-inch SSD with PCIe interface

This week, Micron announced a hot-swappable, 2.5-inch SSD that employs a PCIe interface instead of the more widely used SATA or SAS disk interfaces. Dell announced that it has selected this drive for its 12th generation PowerEdge server line. Both … Continue reading

Posted in NAND, SLC, SSD, Storage | Tagged , , , , , , | 5 Comments

Is Flash memory nearing end of life and if so what solid-state storage is waiting in the wings? Will that be the salmon or the rosemary chicken?

On Thursday, May 17, the inaugural Storage Valley Supper Club sits down for its first dinner in Milpitas, California to discuss the state of the storage industry (“Because it’s all about storage!”). Anyone with present or past affiliations in the … Continue reading

Posted in NAND, SSD, Storage | Tagged , , , , | Leave a comment

Free Webinar on using NOR Flash memory—sponsored by Avnet and Spansion. March 13

Avnet and Spansion are sponsoring a free Webinar on using Spansion’s GL-S NOR Flash memory, which is available in capacities of 128Mbytes to 2Gbytes. Although NAND Flash memory gets most of the attention these days, NOR Flash memory is apparently … Continue reading

Posted in Flash, NOR | Tagged , , , , | Leave a comment

STEC’s MACH16 Slim 2.5-in SATA SSD requires small footprint, fits in small embedded spaces

STEC has introduced a small-form-factor Slim SATA SSD with a Slim SATA interface for embedded and other computing applications that require lots of storage that can fit in a small space and consume little power. The STEC MACH16 SSD is … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , , , , , , , | 4 Comments

Get the specifics of designing DDR3 SDRAM into a pcb with timing closure and good signal integrity

Next week at CDNLive!, EMA Design Automation will give a presentation on designing DDR3 SDRAM into a pcb with attention given to the signal integrity issues and timing closure. This session is one of seven pcb-specific sessions at CDNLive! on … Continue reading

Posted in DDR3, SDRAM | Tagged , , , | Leave a comment

MRAM pairs with digital neuron chip to create pattern-recognizer board stackable to 1M neurons

Last week at the Embedded World 2012 event in Nuremberg, Germany, CogniMem Technologies demonstrated its 4096-neuron CogniBlox module that combines four of the companys 1K-neuron CM1K chips with 4Mbytes of Everspin MRAM. The MRAM is used to quickly load stored … Continue reading

Posted in MRAM | Tagged , , , | Leave a comment

More DDR4, DDR3, and 3D IC technical details from ISSCC, courtesy of memory analyst and expert Jim Handy

Semiconductor memory analyst and expert Jim Handy has just published an overview of some memory papers given at last week’s ISSCC. Handy’s article on the ElectroIQ web site supplements some of the previous Denali Memory Report blog entries published earlier … Continue reading

Posted in 3D, DDR3, DDR4, DRAM, SDRAM | Tagged , , , , , , , , , | Leave a comment

Objective Analysis White Paper covers the basics of SSD design. Do you know what’s important?

Jim Handy at Objective Analysis has just published a White Paper about SSDs titled “Enterprise Reality, Solid State Speed.” The White Paper provides an excellent introduction to issues surrounding SSD design. The key issue here is the basic wearout failure … Continue reading

Posted in Flash, SSD | Tagged , , , , , , , | Leave a comment

SanDisk shows 128Gbit, 3-level cell NAND Flash memory chip at ISSCC. Is 20nm (or 19nm) here, so soon?

I’ve already written about retired SanDisk CEO Eli Harari’s ISSCC keynote prediction that ReRAM/memristor technology would supplant DRAM and NAND Flash memory by the time the 11nm process node arrives. (See “SanDisk’s founder and retired CEO Eli Harari says that … Continue reading

Posted in Flash, Memristor, NAND, ReRAM | Tagged , , , , , , | 1 Comment

SanDisk’s founder and retired CEO Eli Harari says that the future of SSDs, computer memory, and everything else belongs to memristors at 11nm

The SSD Review reports that SanDisk’s founder and retired CEO Eli Harari delivered some explosive predictions at last week’s ISSCC in San Francisco. In sharp contrast to the recent and highly publicized paper predicting the slowdown of SSD speed and reliability … Continue reading

Posted in 3D, Flash, HDD, Memristor, ReRAM, SDRAM, SSD | Tagged , , , , , , | 2 Comments

Operational DDR4 SDRAM prototypes appear at ISSCC

As reported this week by several Web sites including Techeye.net, Samsung and Hynix both demonstrated working prototypes of DDR4 SDRAM at the ISSCC conference in San Francisco this week. The Samsung and Hynix DDR4 memories were manufactured in 30nm and … Continue reading

Posted in DDR4, SDRAM | Tagged , , , , , , , , , | 1 Comment

SMART Storage Systems’ Optimus Ultra SSD taps consumer-grade NAND Flash memory with magic wand named Guardian to make enterprise-class SSD

A lead from Computerworld put me onto the announcement by SMART Storage Systems of a new enterprise-class Optimus Ultra SSD based on consumer-grade MLC (multi-level cell) NAND Flash devices. Using consumer-grade silicon to make this drive cuts the OEM cost … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , , , | Leave a comment

Is Wide I/O SDRAM a disruptive technology? Signs say yes according to new EETimes article

A new article about Wide I/O and 3D IC assembly published in EETimes brings some additional technical information to light. The article was written by Marc Greenberg and Samta Bansal, both from Cadence, and it contains both a review of … Continue reading

Posted in 3D, SDRAM, Wide I/O | Tagged , , , , , , | Leave a comment

The sky is falling! The sky is falling! Paper predicts the bleak future of SSDs and NAND Flash memory

An interesting and disturbing paper titled “The Bleak Future of NAND Flash Memory” written by two researchers at the Department of Computer Science and Engineering at the University of California, San Diego, and one Microsoft employee uses current trends with … Continue reading

Posted in 3D, Flash, Memcon, Memristor, Micron, MLC, MRAM, NAND, SSD | Tagged , , , , , , , , , , , | 3 Comments

STT MRAM startup Spin Transfer Technologies secures $36M in Series A funding

Last week, STT MRAM startup Spin Transfer Technologies announced that it had secured $36M in Series A financing from Allied Minds and Invesco Asset Management. Spin Transfer Technologies is developing an “orthogonal” version of STT (spin transfer technology—the technology, not … Continue reading

Posted in Flash, MRAM, NAND | Tagged , , , , , , | 1 Comment

Flash Memory Summit 2012: Call for presentations

Planning is now underway for the Flash Memory Summit 2012, which will be held in Santa Clara, CA in August. There’s no better show devoted exclusively to NAND Flash semiconductor memory and applications of NAND Flash—particularly SSDs. The organizers have … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , , , | 2 Comments

Is Wide I/O SDRAM free for the end user? (Republished from EDA360 Insider)

Note: I just published this blog entry on my EDA360 Insider blog for 3D Thursday but the topic is so relevant to the conversation in the Denali Memory Report that I am republishing it here as well. A recent email … Continue reading

Posted in 3D, SDRAM, Wide I/O | Tagged , , , , | Leave a comment

SanDisk launches X100 SSD in 2.5-inch, mSATA, and custom form factors. Capacities to 512Gbytes.

SanDisk has just jumped into full-fledged OEM mode with the X100 SSD series that is available in 2.5-inch (7 or 9.5mm thick), mSATA, and custom form factors and capacities of 32 to 512Gbytes. All drives are based on MLC (multi-level … Continue reading

Posted in MLC, SSD | Tagged , , , , | Leave a comment

Why is the NVMe SSD interface inherently more efficient than disk-based protocols such as SATA?

The speed at which the electronics industry moves sometimes masks other developments that are incredibly slow-paced and the conversion of storage I/O protocols from hard-disk-centric to solid-state disks (SSDs) is a shining example. Most SSDs currently employ I/O protocols originally … Continue reading

Posted in Flash, HDD, NAND, NVM Express, NVMe, SSD | Tagged , , , , , , , | 2 Comments

Do you know the new lessons that SSDs are teaching us?

IT Web recently ran a thoughtful article titled “Storage trends for 2012.” What struck me about this article is that it incorporates some pretty important lessons for anyone designing with SSDs or other forms of NAND Flash storage. Here are … Continue reading

Posted in SSD | Tagged , , , , , | Leave a comment

Watch out SSDs, here comes the NVM Express!

I was reading an article on the Information Week Web site about using SSDs for accelerating enterprise storage and came across this statement: “For the most part, the type of SSD that you use in the storage system does not … Continue reading

Posted in Flash, NVM Express, NVMe, SSD | Tagged , , , , , , , | 3 Comments

Hitachi Global Storage unleashes 2.5-inch, 100 to 400Gbyte enterprise SSDs with Intel 25nm SLC NAND Flash

This week, Hitachi GST (Global Storage Technology) announced a new line of 2.5-inch, 100 to 400Gbyte enterprise SSDs, called the Ultrastar SSD400S.B, based on Intel 25nm SLC (single level cell) NAND Flash devices. The endurance specs of the Flash devices … Continue reading

Posted in Flash, SSD | Tagged , , , , , | Leave a comment

Quickly Noted: EETimes on the challenges of testing semiconductor memory for mobile applications. Is testing really a 3D IC “stopper”?

Janine Love at EETimes interviewed Cecil Ho, President of CST (Simmtester.com)—a memory tester vendor, about issues surrounding the testing of semiconductor memory that’s optimized for and aimed at mobile applications. In these applications board real estate and physical volume are … Continue reading

Posted in 3D, DRAM, Flash, MCP | Tagged , , , | 1 Comment

Unbelievable but true: bad embedded SSD controller firmware can crash a PC. Next stop—Blue Screen of Death!

According to this article by Anand Lal Shimpi on the eponymous Anandtech.com, several SSD vendors including Intel have recently discovered that it’s possible for an SSD to crash a Microsoft Windows system and invoke the dreaded Blue Screen of Death … Continue reading

Posted in SSD | Tagged , , , , , , , | Leave a comment

Free half-day SSD seminars across North America and the UK

Demartek, a research and analysis firm, will be holding seven free half-day seminars on SSD basics across North America (and one in the UK) during 2012. These seminars look to be pretty basic, so they’re an introduction for people who … Continue reading

Posted in SSD | Tagged , , | 1 Comment

Can MLC NAND Flash work in enterprise SSDs? Yes, with the right storage algorithms says Seagate

MLC (multi-level cell) NAND Flash memories provide 2x or 3x the storage for slightly more than the cost of SLC (single-level cell) NAND Flash memories. Consequently, there’s a big economic case to be made for MLC NAND Flash devices in … Continue reading

Posted in eMMC, Flash, NAND, SLC, SSD | Tagged , , , , , , | 1 Comment

Review of Samsung SM825 Enterprise SSD reveals backup supercapacitors inside

Data security is everything for enterprise storage and that’s why this StorageReview.com teardown analysis of the Samsung SM825 Enterprise SSD is so interesting. Sure, the drive has a sleek aluminum case that’s worthy of a SuperBowl commercial but inside you’ll … Continue reading

Posted in SSD | Tagged , | Leave a comment

Tom’s Hardware: Even a low-end SSD beats the pants off of a high-end HDD.

Andrew Ku at Tom’s Hardware published a little gem of an article that discusses SSD performance relative to HDD performance in a very interesting and very sane way. Ku writes: “As a point of comparison, a file operation completes 85% … Continue reading

Posted in HDD, SSD | Tagged , , | 1 Comment

Could the memory business be a major driver for the semiconductor foundry business? MonolithIC 3D’s Deepak Sekar says “Yes!”

Deepak Sekar, Chief Scientist at MonolithIC 3D, has just published a provocative blog with big implications for both the semiconductor memory and foundry businesses. His premise is that even though Samsung has “only” about 7% of the semiconductor foundry business, … Continue reading

Posted in DRAM | Tagged , , , | Leave a comment

LeCroy introduces DDR4 Bus and Timing Analyzer at DesignCon 2012

LeCroy’s Kibra 480 DDR bus and timing analyzer now lets you analyze bust traffic on DDR4 interfaces at the board and connector level. It is an evolution from the company’s earlier Kibra 380 DDR3 bus and timing analyzer. (See “How … Continue reading

Posted in DDR3, DDR4, DRAM, SDRAM | Tagged , , | Leave a comment

JEDEC to hold free server memory forum in Shenzen, March 1

Anyone involved in the development and use of server memory will want to consider the free server memory forum that JEDEC will be holding in Shenzen, China on March 1. Current agenda: Server memory roadmaps and trends DDR4 as enterprise … Continue reading

Posted in DRAM, JEDEC, SDRAM | Tagged , , | Leave a comment

Memcon 2012: Save the date—September 18, 2012 in Santa Clara CA

The date’s official! The 2012 edition of Memcon—the conference devoted to all aspects of semiconductor memory design, manufacture, and use—will take place at the Santa Clara Convention Center on September 18, 2012. So put that date on your calendar now, … Continue reading

Posted in Memcon | Tagged , , , , , , , | Leave a comment

Nexsan forecasts five SSD trends for 2012

Storage-system provider Nexsan recently issued a press release predicting five major SSD trends for 2012. They are: SSD storage system innovations to improve IOPS and reduce end-to-end latency. How? High-speed interfaces such as Infiniband and PCIe, block-level duplication, auto tiering, … Continue reading

Posted in MLC, SLC, SSD | Tagged , , , | Leave a comment

Will this be a good year for SSDs? Take the poll!

Earlier in the week, Western Digital’s CEO John Coyne was quoted in the SSD Review as saying that he did not believe that SSDs would play a large role in Ultrabooks. Specifically, he reportedly said: “I expect ultrabooks to have … Continue reading

Posted in SSD | Tagged , , , | Leave a comment

Elpida prototypes 50nm, 64Mbit, 10nsec Resistive RAM (ReRAM). 30nm production slated for 2013

Elpida, the world’s third largest DRAM manufacturer, just announced successful development of a 64Mbit resistive RAM (ReRAM) prototype chip using a 50nm process technology. Two key specs for this prototype are a 10nsec write speed, similar to DRAM and orders … Continue reading

Posted in DRAM, Flash, Memristor, NAND, ReRAM | Tagged , , , , , | 1 Comment

JEDEC Mobile Memory Summit: The pace quickens and memory standards must keep up

By Scott Jacobson CES hosted the JEDEC Mobile Memory Summit on January 12th to review the current state of the market for mobile semiconductor memory and to discuss future trends.  It was a full day review of current mobile device … Continue reading

Posted in DRAM, eMMC, Flash, JEDEC, NAND, UFS | Tagged , , , , , , , | Leave a comment

Microprocessor Report names Micron Hybrid Memory Cube as “Best Microprocessor Technology” of the year

This week, Microprocessor Report selected the Micron Hybrid Memory Cube (HMC) as the “Best Microprocessor Technology” of 2011. Why? As Tom Halfhill writes: “Memory cubes promise greater density, lower latency, higher bandwidth, and better power efficiency per bit compared with … Continue reading

Posted in 3D, DRAM, Hybrid Memory Cube | Tagged , , | Leave a comment

Samsung packages 4Gbytes of NAND Flash with LPDDR2 DRAM for smartphone and other embedded applications

Samsung has announced that it has started volume production of a combined NAND Flash/DRAM “embedded multichip module” (eMCP). The module combines 30nm-class LPDDR2 DRAM chips (packaged capacities of 256, 512, or 768 Mbytes) with 4Gbytes of 20nm-class NAND Flash in … Continue reading

Posted in DRAM, LPDDR2, NAND | Tagged | Leave a comment

You say “to-may-to” and I say “to-mah-to.” So how do you say “memristor”? Part 2

A couple of days ago, I noted that Bryon Moyer at Electronic Engineering Journal had interviewed me and quoted me about the recent brush up over the term “memristor” in his article “A Memristor By Any Other Name?”  Moyer wrote: … Continue reading

Posted in Memristor | Tagged , , | Leave a comment

You say “to-may-to” and I say “to-mah-to.” So how do you say “memristor”?

Bryon Moyer at Electronic Engineering Journal and I had a discussion a couple of weeks ago about memristors, real and ideal, and resistive RAM. Is there a difference? Does it matter? What is it we’re really looking for, a “true” … Continue reading

Posted in Flash, Memristor, NAND | Tagged , , | Leave a comment

Is MRAM ramping up to the big time?

Today, MRAM (magnetic RAM) supplier Everspin announced that it expects to close out FY 2011 with a shipment volume that exceeds that of 2010 by more than a factor of three. MRAM combines the thin-film magnetics initially developed for the … Continue reading

Posted in DRAM, Flash, MRAM, NAND | Tagged , , , , | 1 Comment

SSDs as HDD caches to grow like topsy say Intel and IHS iSuppli

Intel has made a significant change in the way its chipsets handle SSDs and the result, according to analyst firm IHS iSuppli, will be a 100x increase in the annual number of drives sold in the PC space between now … Continue reading

Posted in Flash, HDD, MLC, NAND, SLC, SSD | Tagged , , , , | Leave a comment

Ever get the thrill of seeing a Tesla coil torture an SSD? ioSafe wants to be sure you get the opportunity

One reason for the success of the Robot Wars and Battlebots TV shows among engineers is because they love to see engineered products get destroyed, usually as long as they didn’t have a hand in designing and building them. They … Continue reading

Posted in SSD | Tagged , , , | Leave a comment

Crucial updates SSD firmware that allows drives to cruise past 5184 hours

After 5184 hours of active use, users of Crucial SSDs were experiencing intermittent blue screens of death (BSODs). Now the company has released a field-installable firmware update that appears to solve the problem. Check it out here. As SSDs become … Continue reading

Posted in Flash, SSD | Tagged , , | Leave a comment

IBM’s Almaden Labs sets lower mass bound for nanoscale magnetic storage: 12 atoms

Researchers at the IBM Almaden Labs south of San Jose, CA have experimentally set the lower bound on magnetic storage at 12 atoms. It appears that eight atoms can’t quite cut it. Although the atoms are iron atoms, their antiferromagnetic … Continue reading

Posted in HDD | Tagged , , , , | 1 Comment

New Swiss Army Knife: knife blade, scissors, a nail file, and a 1Tbyte SSD. $3000???

According to this article on http://www.psfk.com, Swiss Army Knife vendor Victorinox introduced a new pocket knife at this week’s CES with a knife blade, scissors, a nail file, and a 1Tbyte SSD. The SSD is built into a pop-out, clear … Continue reading

Posted in Flash, SSD | Tagged , , , | Leave a comment

How about a close look at Micron’s incredible shrinking Flash memory?

Chris Ramseyer at Tweaktown was kind enough to notice and snap this photo of Micron’s incredible shrinking Flash memory chips at this week’s Storage Visions event in Las Vegas. The image shows graphically what the numbers tell us intellectually. Starting … Continue reading

Posted in Flash | Tagged , , , | Leave a comment

High-Speed HDDs versus SSDs: Is there even a question?

Manek Dubash recently published a blog post on the UK ZDNet Web site that discusses the impact SSDs will have on high-speed hard disks in the enterprise storage market. He writes: “Each approach has its own attractions and dis-benefits, with … Continue reading

Posted in SSD | Tagged , , , | Leave a comment

SSDs present problems to forensic experts

Perhaps you’re familiar with the construction of hard disks and SSDs. However, it may not have occurred to you that the radical differences between a spinning hard disk and the stacks of Flash memories in SSDs would present a problem … Continue reading

Posted in SSD | Leave a comment

Need an objective way to evaluate SSD performance? SNIA has one

SNIA, the Storage Networking Industry Association, has just published a White Paper titled “Understanding SSD Performance Using the SNIA SSS Performance Test Specification” as a companion piece to the association’s SSD Performance Test Specification (PTS). As the White Paper’s introduction … Continue reading

Posted in Flash, NAND, SSD | Tagged , , , , | Leave a comment

Marvell brews ARM-based native PCIe SSD Controller IC: 88NV9145 handles direct PCIe to NAND Flash I/O for high-performance, low-overhead SSD designs

It looks like 2012 is the year for native PCIe (PCI Express) interfaces to NAND Flash devices. Hot on the heels of the PCIe-based XQD memory card specification from the Compact Flash Alliance (see “Nikon D4 camera and Sony H … Continue reading

Posted in Compact Flash, Flash, NAND, PCIe, SSD, XQD | Tagged , , , | 1 Comment

Toshiba adds 4 and 8Gbit BENAND devices to its SmartNAND lineup

Toshiba has just announced a new family of SLC (single-level cell) managed NAND Flash devices dubbed BENAND. The 24nm devices incorporate ECC so that the host processor need not perform that function, which saves time and simplifies the NAND Flash … Continue reading

Posted in Flash, NAND | Tagged , , | Leave a comment

Is 2012 the year ONFI 3.0 takes off? Intel, Micron, and Cadence say yes.

The ONFI 3.0 specification—released in March, 2011—raises the bar on the interface to Flash semiconductor memory. In particular, it boosts transfer rates to 400 Mtransfers/sec using an NV-DDR2 DDR-400 signaling protocol; it adopts 1.8V SSTL_18 differential signaling on the strobes … Continue reading

Posted in Flash, NAND, ONFI | Tagged , , | Leave a comment

Nikon D4 camera and Sony H Series Flash memory cards usher in the era of high-performance XQD cards with PCIe interfaces

Nikon and Sony have jumped the gun on CES by introducing a new DSLR camera (the Nikon D4) and a new series of Flash storage media (the Sony H Series). These announcements mark the beginning of the XQD Flash card … Continue reading

Posted in Compact Flash, Flash, NAND, SD, XQD | Tagged , , , , , | 3 Comments

The return of Memcon in 2012

Under the leadership of Denali Software, Memcon became the single most important event for the semiconductor memory and storage industries. Now Cadence is taking that legacy into the future. Yes, that’s right, Memcon is back for 2012 as a standalone … Continue reading

Posted in Memcon | Tagged , , , | Leave a comment

Big week for Wide I/O: JEDEC publishes spec while Elpida ships sample 4Gbit parts

Wide I/O jumped closer to being a reality this week with two major announcements. On December 28th, Elpida announced that they were making sample shipments of 4Gbit Wide-IO. (See “Let’s start the new year with a bang! Elpida ships 4Gbit … Continue reading

Posted in JEDEC, LPDDR2, SDRAM, Wide I/O | Tagged , , , , , , | Leave a comment

Let’s start the new year with a bang! Elpida ships 4Gbit Wide I/O and LPDDR3 SDRAM samples

Two DRAM categories that will shake up mobile product design this year are Wide I/O and LPDDR3. Elpida announced just at the end of the year that it has started shipping samples of 4Gbit SDRAMs with both interface types based … Continue reading

Posted in LPDDR, LPDDR2, LPDDR3, Wide I/O | Tagged , , , , | 2 Comments