IDT70V9279S9PRF datasheet(1/19 Pages) IDT

Part #	IDT70V9279S9PRF

Description	HIGH-SPEED 3.3V 32K x 16 SYNCHRONOUS DUAL-PORT STATIC RAM

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Manufacturer	IDT [Integrated Device Technology]

Direct Link	http://www.idt.com

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MAY 2004

DSC 3743/8

1

Functional Block Diagram

Features:

◆

True Dual-Ported memory cells which allow simultaneous

access of the same memory location

◆

High-speed clock to data access

– Commercial:6.5/7.5/9/12/15ns(max.)

– Industrial: 7.5ns (max.)

◆

Low-power operation

– IDT70V9279/69S

Active: 429mW (typ.)

Standby: 3.3mW (typ.)

– IDT70V9279/69L

Active: 429mW (typ.)

Standby: 1.32mW (typ.)

◆

Flow-through or Pipelined output mode on either port via

the FT/PIPE pin

◆

Counter enable and reset features

◆

Dual chip enables allow for depth expansion without

additional logic

◆

Full synchronous operation on both ports

– 4ns setup to clock and 1ns hold on all control, data,

and address inputs

– Data input, address, and control registers

– Fast 6.5ns clock to data out in the Pipelined output mode

– Self-timedwriteallowsfastcycletime

– 10ns cycle time, 100MHz operation in Pipelined output mode

◆

Separate upper-byte and lower-byte controls for

multiplexed bus and bus matching compatibility

◆

LVTTL- compatible, single 3.3V (±0.3V) power supply

◆

Industrial temperature range (–40°C to +85°C) is

available for selected speeds

◆

Available in a 128-pin Thin Quad Flatpack (TQFP) package

HIGH-SPEED 3.3V

32/16K x 16

SYNCHRONOUS

DUAL-PORT STATIC RAM

IDT70V9279/69S/L

1a 0a

1b 0b

0/1

ba

1

0/1

0

0a 1a

0b 1b

0/1

ab

1

0/1

0

FT/PIPER

R/WR

UBR

LBR

CE0R

OER

CE1R

I/O

Control

MEMORY

ARRAY

I/O

Control

Counter/

Address

Reg.

3743 drw 01

A14R(1)

A0R

CLKR

ADSR

CNTENR

CNTRSTR

I/O8L-I/O15L

I/O0L-I/O7L

I/O8R-I/O15R

I/O0R-I/O7R

A0L

CLKL

ADSL

A14L(1)

CNTENL

CNTRSTL

Counter/

Address

Reg.

R/WL

UBL

LBL

CE0L

OEL

CE1L

,

FT/PIPEL

NOTE:

1. A14X is a NC for IDT70V9269.

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IDT70V9279S9PRF Datasheet(PDF) 1 Page - Integrated Device Technology

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