IDT71342SA55PFI

高速4K ×8双口静态RAM，带有SEMAPHORE HIGH SPEED 4K X 8 DUAL-PORT STATIC RAM WITH SEMAPHORE

Description

The IDT71342 is a high-speed 4K x 8 Dual-Port Static RAM with full on-chip hardware support of semaphore signalling between the two ports.

Features

◆High-speed access

– Commercial: 20/25/35/45/55/70ns max.

– Industrial: 25/35/55ns max.

◆Low-power operation

– IDT71342SA

  Active: 700mW typ.

  Standby: 5mW typ.

– IDT71342LA

  Active: 700mW typ.

  Standby: 1mW typ.

◆Fully asynchronous operation from either port

◆Full on-chip hardware support of semaphore signalling between ports

◆Battery backup operation—2V data retention LA only

◆TTL-compatible; single 5V ±10% power supply

◆Available in plastic packages

◆Industrial temperature range –40°C to +85°C is available for selected speeds