MC-4564EC727 Overview
The MC-4564EC727 is a 67,108,864 words by 72 bits synchronous dynamic RAM module on which 36 pieces of 128 M SDRAM: µPD45128441 are assembled. This module provides high density and large quantities of memory in a small space without utilizing the surfacemounting technology on the printed circuit board.
MC-4564EC727 Key Features
- 67,108,864 words by 72 bits organization (ECC type)
- Clock frequency and access time from CLK
- Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge
- Pulsed interface
- Possible to assert random column address in every cycle
- Quad internal banks controlled by BA0 and BA1 (Bank Select)
- Programmable burst-length 5 (1, 2, 4, 8 and Full Page)
- Programmable wrap sequence (Sequential / Interleave)
- Programmable /CAS latency (2, 3)
- Automatic precharge and controlled precharge