EDI88128CXCI WEDC [White Electronic Designs Corporation], EDI88128CXCI Datasheet

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EDI88128CXCI

Manufacturer Part Number
EDI88128CXCI
Description
128Kx8 MONOLITHIC SRAM, SMD 5962-89598
Manufacturer
WEDC [White Electronic Designs Corporation]
Datasheet
128Kx8 MONOLITHIC SRAM, SMD 5962-89598
FEATURES
White Electronic Designs Corp. reserves the right to change products or specifi cations without notice.
April 2005
Rev. 17
* Pin 30 is NC for 88128 or CS2 for 88130.
Access Times of 70, 85, 100ns
Available with Single Chip Selects (EDI88128) or
Dual Chip Selects (EDI88130)
2V Data Retention (LP Versions)
CS# and OE# Functions for Bus Control
TTL Compatible Inputs and Outputs
Fully Static, No Clocks
Organized as 128Kx8
Industrial, Military and Commercial Temperature
Ranges
Thru-hole and Surface Mount Packages JEDEC
Pinout
• 32 pin Ceramic DIP, 0.6 mils wide (Package 9)
• 32 lead Ceramic SOJ (Package 140)
Single +5V (±10%) Supply Operation
FIGURE 1 – PIN CONFIGURATION
I/OØ
I/O1
I/O2
A16
A14
A12
V
NC
A7
A6
A5
A4
A3
A2
A1
SS
White Electronic Designs
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Top View
32 DIP
32 SOJ
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
A15
NC/CS2*
WE#
A13
A8
A9
A11
OE#
A10
CS1#
I/O7
I/O6
I/O5
I/O4
I/O3
CC
1
The EDI88128C is a high speed, high performance,
Monolithic CMOS Static RAM organized as 128Kx8.
The device is also available as EDI88130C with an
additional chip select line (CS2) which will automatically
power down the device when proper logic levels are
applied.
The second chip select line (CS2) can be used to provide
system memory security during power down in non-battery
backed up systems and simplifi y decoding schemes in
memory banking where large multiple pages of memory
are required.
The EDI88128C and the EDI88130C have eight bi-
directional input-output lines to provide simultaneous
access to all bits in a word. An automatic power down
feature permits the on-chip circuitry to enter a very low
standby mode and be brought back into operation at a
speed equal to the address access time.
Low power versions, EDI88128LP and EDI88130LP, offer
a 2V data retention function for battery back-up opperation.
Military product is available compliant to Appendix A of
MIL-PRF-38535.
CS1#
WE#
CS2
OE#
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com
I/O0-7
A0-16
WE#
CS1#, CS2
OE#
V
V
NC
CC
SS
PIN DESCRIPTION
BLOCK DIAGRAM
Data Inputs/Outputs
Address Inputs
Write Enable
Chip Selects
Output Enable
Power (+5V ±10%)
Ground
Not Connected
EDI88128C

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EDI88128CXCI Summary of contents

Page 1

White Electronic Designs 128Kx8 MONOLITHIC SRAM, SMD 5962-89598 FEATURES Access Times of 70, 85, 100ns Available with Single Chip Selects (EDI88128) or Dual Chip Selects (EDI88130) 2V Data Retention (LP Versions) CS# and OE# Functions for Bus Control TTL Compatible ...

Page 2

White Electronic Designs ABSOLUTE MAXIMUM RATINGS Parameter Voltage on any pin relative Operating Temperature T (Ambient) A Commercial Industrial Military Storage Temperature, Plastic Power Dissipation Output Current Junction Temperature NOTE: Stress greater than those listed ...

Page 3

White Electronic Designs Parameter Read Cycle Time Address Access Time Chip Select Access Time Chip Select to Output in Low Z (1) Chip Disable to Output in High Z (1) Output Hold from Address Change Output Enable to Output Valid ...

Page 4

White Electronic Designs Parameter Write Cycle Time Chip Select to End of Write Address Setup Time Address Valid to End of Write Write Pulse Width Write Recovery Time Data Hold Time Write to Output in High Z (1) Data to ...

Page 5

White Electronic Designs FIGURE 2 – TIMING WAVEFORM — READ CYCLE t AVAV ADDRESS ADDRESS 1 t AVQV DATA I/O DATA 1 READ CYCLE 1 (WE# HIGH; OE#, CS# LOW) ADDRESS DATA OUT FIGURE 4 – WRITE CYCLE 2 t ...

Page 6

White Electronic Designs DATA RETENTION CHARACTERISTICS (EDI88128LP & EDI88130LP ONLY) Characteristic Low Power Version only Data Retention Voltage Data Retention Quiescent Current Chip Disable to Data Retention Time (1) Operation Recovery Time (1) NOTE: 1. Parameter guaranteed by design, but ...

Page 7

White Electronic Designs PACKAGE 9: 32 PIN SIDEBRAZED CERAMIC DIP (600MILS WIDE) Pin 1 Indicator 0.200 0.125 0.061 0.017 0.840 0.820 White Electronic Designs Corp. reserves the right to change products or specifi cations without notice. April 2005 Rev. 17 ...

Page 8

White Electronic Designs WHITE ELECTRONIC DESIGNS SRAM ORGANIZATION, 128Kx8 8 130 = Dual Chip Select TECHNOLOGY CMOS Standard Power LP = Low Power ACCESS TIME (ns) PACKAGE TYPE lead Sidebrazed DIP, 600 mil (Package 9) ...

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