Category Archives: PCM

The Economist covers PCM – must be something real

I was surprised to see an article about phase-change memory (PCM) appear early this month in the well-respected British magazine The Economist. “Altered states” provides a good, basic introduction to PCM. Advertisements

Posted in PCM | Tagged , , | Leave a comment

Will the Apple iPhone 5 use PCM?

An investment site called Seeking Alpha has published a bit of strange forensic research that leads it to claim that the Apple iPhone 5 that will be announced tomorrow employs phase-change memory (PCM). What clue led to this conclusion? It … Continue reading

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

IBM gets patent for hi-temp PCM (phase-change memory) cell structure

Tom’s Hardware is reporting that IBM recently obtained a patent on specially formulated phase-change memory (PCM) that will operate above 150°C. This is a significant achievement because PCM has a problem with ambient thermal annealing. If the chip temperature goes … Continue reading

Posted in PCM, Storage | Tagged , , | Leave a comment

Want to know why SK hynix is placing its bets on three different alternatives to DRAM and Flash?

Last week at the Flash Memory Summit, Dr. Sung Wook Park spoke about memory. No surprise there, but there were several surprises in Park’s presentation. The first surprise popped up in the slide immediately following the keynote presentation’s title slide: … Continue reading

Posted in 3D, DRAM, Flash, HDD, Hynix, Memristor, MRAM, NAND, PCM, ReRAM, SRAM, SSD | Tagged , , , , , , , | 3 Comments

Want more details about the new Micron 1Gbit Phase-Change Memory / 512Mbit SDRAM device? Here are several

Yesterday, Micron announced volume production of a new memory device containing one 1Gbit PCM (phase-change memory) die and one 512Mbit LPDDR2 SDRAM die. This morning, I had a conversation about this new device with Philippe Berge—Senior Director of the NOR, … Continue reading

Posted in DDR, Flash, LPDDR2, Micron, NOR, PCM, Storage | Tagged , , , , , , , | Leave a comment

Micron announces volume production of PCM/DRAM multichip packaged memory

Totally not expecting this. Today Micron announced high-volume availability of a multichip, packaged memory device that incorporates a 1Gbit PCM (Phase-Change Memory) and a 512Mbit LPDDR2 SDRAM. The PCM die is built with 45nm process technology. The multichip-packaged memory is … Continue reading

Posted in DRAM, LPDDR2, Micron, PCM, SDRAM | Tagged , , , | 1 Comment

SK Hynix places bet on third wannabe non-volatile memory technology, phase-change memory, with IBM

When I was really young, I used to play a card game called “Pit” where you tried to corner the market on a particular commodity like oranges, sugar, soybeans, or corn. The game was based on the trading pits of … Continue reading

Posted in Hynix, Memristor, MRAM, NAND, PCM | Tagged , , , , , , , , , , | 2 Comments