Datasheet > 7142LA25PGI

7142LA25PGI

更新时间： 2024-11-10 06:18:27

品牌	Logo	应用领域
艾迪悌 - IDT		静态存储器光电二极管
页数	文件大小	规格书
16页	146K
描述
Dual-Port SRAM, 2KX8, 25ns, CMOS, PDIP48, 0.550 X 2.430 INCH, 0.180 INCH HEIGHT, GREEN, PLASTIC, DIP-48

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中文翻译

获取价格

数据手册

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7142LA25PGI 数据手册

IDT7132SA/LA

IDT7142SA/LA

HIGH SPEED

2K x 8 DUAL PORT

STATIC RAM

◆

MASTERIDT7132easilyexpands databus widthto16-or-more

bits using SLAVE IDT7142

Features

◆

High-speed access

◆

On-chip port arbitration logic (IDT7132 only)

BUSY output flag on IDT7132; BUSY input on IDT7142

Battery backup operation —2V data retention (LA only)

TTL-compatible, single 5V ±10% power supply

Available in 48-pin DIP, LCC and Flatpack, and 52-pin PLCC

packages

Military product compliant to MIL-PRF-38535 QML

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

selected speeds

– Commercial:20/25/35/55/100ns(max.)

– Industrial:25ns (max.)

– Military:25/35/55/100ns(max.)

Low-power operation

◆

–

IDT7132/42SA

Active: 325mW (typ.)

Standby: 5mW (typ.)

– IDT7132/42LA

Active:325mW(typ.)

Standby: 1mW (typ.)

◆

Green parts available, see ordering information

Functional Block Diagram

OER

OEL

CEL

CER

R/W

R/WR

I/OOL-I/O7L

I/OOR-I/O7R

I/O

Control

I/O

Control

(1,2)

BUSY

10L

10R

Address

Decoder

MEMORY

ARRAY

Address

Decoder

ARBITRATION

LOGIC

R/WR

R/W

2692 drw 01

NOTES:

1. IDT7132 (MASTER): BUSY is open drain output and requires pullup resistor of 270Ω.

IDT7142 (SLAVE): BUSY is input.

2. Open drain output: requires pullup resistor of 270Ω.

SEPTEMBER 2010

DSC-2692/19

12 3 4 5 6 7...16

中文翻译

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