71342LA45PFG8 datasheet(1/14 Pages) IDT

Part #	71342LA45PFG8

Description	HIGH SPEED 4K X 8 DUAL-PORT STATIC RAM

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Manufacturer	IDT [Integrated Device Technology]

Direct Link	http://www.idt.com

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SEPTEMBER 2012

DSC 2621/14

1

IDT71342SA/LA

HIGH SPEED

4K X 8 DUAL-PORT

STATIC RAM

WITH SEMAPHORE

Features

◆

High-speed access

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

– Industrial: 25ns (max.)

◆

Low-power operation

– IDT71342SA

Active: 700mW (typ.)

Standby: 5mW (typ.)

– IDT71342LA

Active: 700mW (typ.)

Standby: 1mW (typ.)

Functional Block Diagram

2721 drw 01

I/O

CONTROL

I/O

CONTROL

MEMORY

ARRAY

ADDRESS

DECODER

ADDRESS

DECODER

R/

WR

CER

OER

I/O0R -I/O7R

A0R-A11R

R/

WL

CEL

OEL

A0L-A11L

I/O0L-I/O7L

SEMAPHORE

LOGIC

SEMR

SEML

◆

Fully asynchronous operation from either port

◆

Full on-chip hardware support of semaphore signalling be-

tween 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

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71342LA45PFG8 Datasheet(PDF) 1 Page - Integrated Device Technology

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