M5M4257P-20 dram equivalent, 256k-bit dram.
Type name
Access time (max) (ns)
Cycle time (min) (ns)
Power dissipation (typ) (mW)
M5M4257P-12
120
230
260
M5M4257P -1.
This is a family of 262 144-word by 1-bit dynamic RAMs, fabricated with the high performance N-channel silicon gate MOS process, and is ideal for large-capacity memory systems where high speed, low power dissipation, and low costs are essential. The .
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