HM621400H Datasheet - Hitachi Semiconductor

HM621400H, 4M High Speed SRAM (4-Mword x 1-bit)

HM621400H Series 4M High Speed SRAM (4-Mword × 1-bit) ADE-203-787D (Z) Rev.1.0 Sep.15, 1998 .
The HM621400H is a 4-Mbit high speed static RAM organized 4-Mword × 1-bit.

Features

* Single 5.0 V supply : 5.0 V ± 10 %
* Access time 10/12/15 ns (max)
* Completely static memory  No clock or timing strobe required
* Equal access and cycle times
* Directly TTL compatible  All inputs and outputs
* Operating current: 200/180/160 mA (

HM621400H_HitachiSemiconductor.pdf