2 x Genuine HM1-6516B-9 CERAMIC HARRIS Fast 120ns 2Kx8 CMOS RAM IC 6516 | eBay
2 X TC5517APL static CMOS RAM IC For Roland Juno Synthesizers And More TC5517 | Reverb
Computer Hardware & Software Solution - Complimentary Metal Oxide Semiconductor Random Access Memory (CMOS RAM) Motherboards also include a small separate block of memory made from CMOS RAM chips which is kept