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IDT71257S - CMOS STATIC RAM 256K

General Description

The IDT71257, a 262, 144-bit high-speed static RAM organized as 256K x 1, is fabricated using IDT's high-performance, highreliability technology - CEMOS.

Key Features

  • High-speed (equal access and cycle times) -Military - 45/55/70/85ns max. -Commercial - 35/45/55/70ns max.
  • Low-power operation -IDT 71257S Active: 400mW (typ. ) Standby: 400l'W (typ. ) -IDT 71257L Active: 350mW (typ. ) Standby: 100l'W (typ. ).
  • Battery backup operation - 2V data retention (L version only).
  • High-density industry standard 24-pin, 300 mil DIP.
  • Produced with advanced CEMOS" technology.
  • Separate data input and output.
  • Single.

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Datasheet Details

Part number IDT71257S
Manufacturer IDT
File Size 83.78 KB
Description CMOS STATIC RAM 256K
Datasheet download datasheet IDT71257S Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FEATURES: • High-speed (equal access and cycle times) -Military - 45/55/70/85ns max. -Commercial - 35/45/55/70ns max. • Low-power operation -IDT 71257S Active: 400mW (typ.) Standby: 400l'W (typ.) -IDT 71257L Active: 350mW (typ.) Standby: 100l'W (typ.