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IDT71342SA45J

Description
4K X 8 DUAL-PORT SRAM, 35 ns, PQCC52
Categorystorage   
File Size132KB,14 Pages
ManufacturerIDT (Integrated Device Technology, Inc.)
Websitehttp://www.idt.com/
Download Datasheet Parametric View All

IDT71342SA45J Overview

4K X 8 DUAL-PORT SRAM, 35 ns, PQCC52

IDT71342SA45J Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals52
Maximum operating temperature70 Cel
Minimum operating temperature0.0 Cel
Maximum supply/operating voltage5.5 V
Minimum supply/operating voltage4.5 V
Rated supply voltage5 V
maximum access time35 ns
Processing package descriptionPLASTIC, LCC-52
stateACTIVE
CraftsmanshipCMOS
packaging shapeSQUARE
Package SizeCHIP CARRIER
surface mountYes
Terminal formJ BEND
Terminal spacing1.27 mm
terminal coatingTIN LEAD
Terminal locationQUAD
Packaging MaterialsPLASTIC/EPOXY
Temperature levelCOMMERCIAL
memory width8
organize4K X 8
storage density32768 deg
operating modeASYNCHRONOUS
Number of digits4096 words
Number of digits4K
Memory IC typeDUAL-PORT SRAM
serial parallelPARALLEL
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: 25/35/55ns (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
JANUARY 2001
1
©2000 Integrated Device Technology, Inc.
DSC 2621/12
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