EDI88130CS
White Electronic Designs
128Kx8 Monolithic SRAM, SMD 5962-89598
FEATURES
Access Times of 15*, 17, 20, 25, 35, 45, 55ns
Single +5V (±10%) Supply OperationThe
EDI88130CS is a high speed, high performance,
128Kx8 bits monolithic Static RAM.
Battery Back-up Operation
• 2V Data Retention (EDI88130LPS)
CS1#, CS2 & OE# Functions for Bus Control
Inputs and Outputs Directly TTL Compatible
Organized as 128Kx8
An additional chip enable line provides system memory
security during power down in non-battery backed up
systems and memory banking in high speed battery
backed systems where large multiple pages of memory
are required.
Commercial, Industrial and Military Temperature
Ranges
Thru-hole and Surface Mount Packages JEDEC
Pinout
The EDI88130CS has eight bi-directional input-output lines
to provide simultaneous access to all bits in a word.
• 32 pin Sidebrazed Ceramic DIP, 400 mil
(Package 102)
• 32 pin Sidebrazed Ceramic DIP, 600 mil
(Package 9)
• 32 lead Ceramic SOJ (Package 140)
• 32 pad Ceramic Quad LCC (Package 12)
• 32 pad Ceramic LCC (Package 141)
• 32 lead Ceramic Flatpack (Package 142)
A low power version, EDI88130LPS, offers a 2V data
retention function for battery back-up applications.
Military product is available compliant to MIL-PRF-
38535.
* 15ns access time is advanced information, contact factory for availability.
FIGURE 1 – PIN CONFIGURATION
32 DIP
32 SOJ
32 CLCC
32 FLATPACK
PIN DESCRIPTION
32 QUAD LCC
TOP VIEW
I/O0-7
Data Input/Output
Address Inputs
Write Enable
Chip Select
A0-16
WE#
CS1#, CS2
OE#
TOP VIEW
4
3
2
1
32
31 30
Output Enable
Power Supply
Ground
5
6
29
28
27
26
25
24
23
22
21
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
WE#
A13
A8
VCC
NC
A16
A14
A12
A7
1
2
3
4
5
6
7
8
9
32 VCC
31 A15
30 CS2#
29 WE#
28 A13
27 A8
VSS
7
NC
Not Connected
8
A9
9
A11
OE#
A10
CS1#
I/O7
A6
A5
10
11
12
13
26 A9
A4
25 A11
24 OE#
23 A10
22 CS1#
Block Diagram
A3
A2 10
A1 11
A0 12
I/O0 13
I/O1 14
I/O2 15
VSS 16
Memory Array
21 I/O7
14
15
16
17 18
19
20
20 I/O6
19 I/O5
18 I/O4
17 I/O3
Address
Buffer
Address
Decoder
I/O
Circuits
A0-16
I/O0-7
WE#
CS1#
CS2
OE#
White Electronic Designs Corp. reserves the right to change products or specifications without notice.
March 2002
Rev. 11
1
White Electronic Designs Corporation • (602) 437-1520 •www.whiteedc.com