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71342LA25JI

Description
SRAM 4K X 8 DUAL PORT SRAM
Categorystorage   
File Size306KB,14 Pages
ManufacturerIDT (Integrated Device Technology, Inc.)
Websitehttp://www.idt.com/
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71342LA25JI Overview

SRAM 4K X 8 DUAL PORT SRAM

71342LA25JI Parametric

Parameter NameAttribute value
Product CategorySRAM
ManufacturerIDT (Integrated Device Technology, Inc.)
RoHSNo
Memory Size32 kbit
Organization4 k x 8
Access Time25 ns
Interface TypeParallel
Supply Voltage - Max5.5 V
Supply Voltage - Min4.5 V
Supply Current - Max260 mA
Minimum Operating Temperature- 40 C
Maximum Operating Temperature+ 85 C
Mounting StyleSMD/SMT
Package / CasePLCC-52
PackagingTube
Height3.63 mm
Length19 mm
Memory TypeSDR
Operating Temperature Range- 40 C to + 85 C
Factory Pack Quantity24
TypeAsynchronous
Width19 mm
Unit Weight0.104503 oz
HIGH SPEED
4K X 8 DUAL-PORT
STATIC RAM
WITH SEMAPHORE
Features
IDT71342SA/LA
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.)
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
Functional Block Diagram
R/W
L
CE
L
R/W
R
CE
R
OE
L
I/O
CONTROL
I/O
CONTROL
OE
R
I/O
0L
- I/O
7L
I/O
0R
- I/O
7R
MEMORY
ARRAY
SEMAPHORE
LOGIC
SEM
L
ADDRESS
DECODER
ADDRESS
DECODER
SEM
R
A
0L
- A
11L
A
0R
- A
11R
2721 drw 01
SEPTEMBER 2012
1
©2012 Integrated Device Technology, Inc.
DSC 2621/14
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