DATA SHEET
MOS INTEGRATED CIRCUIT
µ PD431008
1M-BIT CMOS FAST STATIC RAM
128K-WORD BY 8-BIT
Description
The µPD431008 is a high speed, low power, 1 048 576 bits (131 072 words by 8 bits) CMOS static RAM.
The µPD431008 is packed in 32-pin plastic SOJ.
Feature
q
131 072 words by 8 bits organization
q
Fast access time 15, 17, 20 ns (MAX.)
q
Output buffers control: OE
q
Common I/O using three state outputs
q
Fully static operation: no clock or refreshing to operate
q
TTL compatible: all inputs and outputs
q
Single +5 V power supply
Ordering Information
Access time
Part number
Package
µ PD431008LE-15
µ PD431008LE-17
µ PD431008LE-20
Remark
ns (MAX.)
Operating
Standby
supply current
supply current
mA (MAX.)
mA (MAX.)
15
SOJ (400 mil)
160
17
150
20
32-pin plastic
Quality grade
140
10
Standard
Operating supply current is 120 mA (MAX.) when this product is used at 50ns cycle time.
Please refer to "Quality grade on NEC Semiconductor Devices" (Document number IEI-1209) published by
NEC Corporation to know the specification of quality grade on the devices and its recommended applications.
The information in this document is subject to change without notice.
Document No. IC-3242
(O.D.No.
IC-8815)
Date Published July 1993 P
Printed in Japan
©
1993
1992
