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Integrated Device Technology - HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM

Numéro de référence IDT7142LA
Description HIGH-SPEED 2K x 8 DUAL-PORT STATIC RAM
Fabricant Integrated Device Technology 
Logo Integrated Device Technology 





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IDT7142LA fiche technique
Features
High-speed access
– 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.)
HIGH SPEED
2K x 8 DUAL PORT
STATIC RAM
IDT7132SA/LA
IDT7142SA/LA
MASTER IDT7132 easily expands data bus width to 16-or-more
bits using SLAVE IDT7142
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
Green parts available, see ordering information
Functional Block Diagram
OEL
CEL
R/WL
OER
CER
R/WR
I/OOL-I/O7L
BUSYL(1,2)
A10L
A0L
I/O
Control
I/O
Control
Address
Decoder
11
CEL
OEL
R/WL
MEMORY
ARRAY
ARBITRATION
LOGIC
Address
Decoder
11
CER
OER
R/WR
I/OOR-I/O7R
m
BUSYR(1,2)
A10R
A0R
NOTES:
1. IDT7132 (MASTER): BUSY is open drain output and requires pullup resistor of 270.
IDT7142 (SLAVE): BUSY is input.
2. Open drain output: requires pullup resistor of 270.
2692 drw 01
©2015 Integrated Device Technology, Inc.
1
NOVEMBER 2015
DSC-2692/21

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