Datasheet > HM5164400ATT-7

HM5164400ATT-7

更新时间： 2025-08-07 20:20:15

品牌	Logo	应用领域
日立 - HITACHI		动态存储器光电二极管内存集成电路
页数	文件大小	规格书
30页	410K
描述
Fast Page DRAM, 16MX4, 70ns, CMOS, PDSO32, 0.400 INCH, PLASTIC, MO-133AC, TSOP2-32

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HM5164400ATT-7 数据手册

HM5164400A Series

HM5165400A Series

16777216-word × 4-bit Dynamic Random Access Memory

ADE-203-490 (Z)

Preliminary

Rev. 0.2

Jan. 22, 1997

Description

The Hitachi HM5164400A Series, HM5165400A Series are CMOS dynamic RAMs organized as 16,777,216-

word × 4-bit. They employ the most advanced CMOS technology for high performance and low power. The

HM5164400A Series, HM5165400A Series offer Fast Page Mode as a high speed access mode. They have

the package variations of standard 400-mil 32-pin plastic SOJ and standard 400-mil 32-pin plastic TSOPII.

Features

•

Single 3.3 V (±0.3 V)

High speed

Access time: 50 ns/60 ns/70 ns (max)

Low power dissipation

•

Active mode : TBD/378 mW/324 mW (max) (HM5164400A Series)

: TBD/558 mW/486 mW (max) (HM5165400A Series)

Standby mode : 7.2 mW (max)

: TBD (L-version)

•

Fast page mode capability

Long refresh period

8192 RAS only refresh cycles

4096 CBR/Hidden refresh cycles : 64 ms

: 128 ms (L-version)

: 64 ms (HM5165400A Series)

4096 CBR/Hidden refresh cycles : 64 ms

: 128 ms (L-version)

: 64 ms (HM5164400A Series)

4096 RAS only refresh cycles

Preliminary: This document contains information on a new product. Specifications and information

contained herein are subject to change without notice.

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