M5M4257P-20 - 256K-Bit DRAM
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 use of double-layer polysi licon process combined
M5M4257P-20 Features
* Type name Access time (max) (ns) Cycle time (min) (ns) Power dissipation (typ) (mW) M5M4257P-12 120 230 260 M5M4257P -1