128Kx8 Monolithic SRAM
SMD 5962-89598
W3J1G64K-XPBX
FEATURES
Access Times of 15*, 17, 20, 25, 35, 45, 55ns
CS# and OE# Functions for Bus Control
2V Data Retention (EDI88128LPS)
TTL Compatible Inputs and Outputs
Fully Static, No Clocks
The device has 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.
A Low Power version with 2V Data Retention (EDI88128LPS) is
also available for battery back-up opperation. Military product is
available compliant to MIL-PRF-38535.
Organized as 128Kx8
Commercial, Industrial and Military Temperature Ranges
Thru-hole and Surface Mount Packages JEDEC Pinout
• 32 pin Ceramic DIP, 400 mil (Package 102)
• 32 pin Ceramic DIP, 600 mil (Package 9)
• 32 lead Ceramic ZIP (Package 100)
* 15ns access time is advanced information, contact factory for availability.
This product is subject to change without notice.
• 32 lead Ceramic SOJ (Package 140)
• 32 pad Ceramic LCC (Package 141)
• 32 lead Ceramic Flatpack (Package 142)
Single +5V (±10%) Supply OperationThe EDI88128CS is
a high speed, high performance, 128Kx8 megabit density
Monolithic CMOS Static RAM.
FIGURE 1 – PIN CONFIGURATION
32 DIP
32 SOJ
PIN DESCRIPTION
32 LCC
32 FLATPACK
TOP VIEW
I/O0-7
A0-16
WE#
CS#
OE#
VCC
VSS
NC
Data Inputs/Outputs
Address Inputs
Write Enable
32 ZIP
TOP VIEW
Chip Select
NC
A16
A14
A12
A7
1
2
3
4
5
6
7
8
9
32 VCC
NC
A16
A14
A12
A7
1
3
5
7
9
Output Enable
Power (+5V ±10%)
Ground
2
4
6
8
VCC
31 A15
30 NC
29 WE#
28 A13
27 A8
A15
NC
WE#
10 A13
12 A8
Not Connected
A6 11
A6
A5 13
A4 15
A3 17
A2 19
A1 21
A0 23
I/O0 25
I/O1 27
I/O2 29
A5
26 A9
14 A9
A4
25 A11
24 OE#
23 A10
22 CS#
21 I/O7
20 I/O6
19 I/O5
18 I/O4
17 I/O3
16 A11
18 OE#
20 A10
22 CS#
24 I/O7
26 I/O6
28 I/O5
30 I/O4
32 I/O3
A3
BLOCK DIAGRAM
A2 10
A1 11
A0 12
Memory Array
I/O0 13
I/O1 14
I/O2 15
VSS 31
VSS 16
Address
Buffer
Address
Decoder
I/O
A0-16
I/O0-7
Circuits
WE#
CS#
OE#
1
Mercury Corp. - Memory and Storage Solutions • (602) 437-1520 • www.mrcy.com
4249.14E-0816-ss-EDI88128CS