SKU: ZX-012QA
ZX-012QA Dynamic RAM with Parity
- 330ns Access, 430ns Transfer Acknowledge
- Four Layer Board for Quiet, Reliable Performance
The ZX-012QA is a dynamic RAM board with parity, available in 128KB, 256KB and 512KB configurations. The board features a maximum access time of 330ns, a maximum transfer acknowledge time of 430ns and a maximum advance acknowledge time of 130ns. The various memory configurations are implemented with standard 64K bit DRAMs. Contention between the refresh function and read/write addresses is resolved by an onboard 8203. The ZX012QA supports 24 Address bits to give it a 16MB address range. The board is designed to minimize power consumption, requiring only + 5V .9A for full operation.
