IDT71V321L データシートの表示（PDF） - Integrated Device Technology

部品番号

コンポーネント説明

メーカー

IDT71V321L

HIGH SPEED 3.3V 2K X 8 DUAL-PORT STATIC RAM WITH INTERRUPTS

Integrated Device Technology 

HIGH SPEED 3.3V

IDT71V321S/L

2K X 8 DUAL-PORT

STATIC RAM WITH

INTERRUPTS

LEAD FINISH (SnPb) ARE IN EOL PROCESS - LAST TIME BUY EXPIRES JUNE 15, 2018

Features

◆ High-speed access

– Commercial & Industrial: 25/35/55ns (max.)

◆ Low-power operation

– IDT71V321S

— Active: 325mW (typ.)

— Standby: 5mW (typ.)

– IDT71V321L

— Active: 325mW (typ.)

— Standby: 1mW (typ.)

◆ Two INT flags for port-to-port communications

◆ On-chip port arbitration logic (IDT71V321 only)

◆ BUSY output flag

◆ Fully asynchronous operation from either port

◆ Battery backup operation—2V data retention (L only)

◆ TTL-compatible, single 3.3V power supply

◆ Available in 52-pin PLCC, 64-pin TQFP and STQFP

packages

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

for selected speeds

◆ Green parts available, see ordering information

Functional Block Diagram

OEL

CEL

R/WL

OER

CER

R/WR

I/O0L- I/O7L

BUSYL(1,2)

A10L

A0L

I/O

Control

I/O

Control

Address

Decoder

11

CEL

OEL

R/WL

MEMORY

ARRAY

ARBITRATION

and

INTERRUPT

LOGIC

Address

Decoder

11

CER

OER

R/WR

INTL(2)

NOTES:

1. IDT71V321 (MASTER):BUSY is an output

2. BUSYandINTaretotem-poleoutputs.

I/O0R-I/O7R

BUSYR(1,2)

A10R

A0R

INTR(2)

3026 drw 01

1

©2018 Integrated Device Technology, Inc.

JANUARY 2018

DSC-3026/13

Share Link: