HM621664HB Datasheet - Hitachi Semiconductor

HM621664HB, 1M High Speed SRAM

HM621664HB Series 1 M High Speed SRAM (64-kword × 16-bit) ADE-203-349B(Z) Rev.2.0 Nov.1997 .
The HM621664HB is an asynchronous high speed static RAM organized as 64-kword × 16-bit.

Features

* Single 5 V supply
* Access time: 15/20 ns (max)
* Completely static memory  No clock or timing strobe required
* Equal access and cycle times
* Directly TTL compatible  All inputs and outputs
* 400-mil 44-pin SOJ package
* Center VCC and VS

HM621664HB-HitachiSemiconductor.pdf