EDI88130CS
HI-RELIABILITY PRODUCT
128Kx8 Monolithic SRAM, SMD 5962-89598
FEATURES
The EDI88130CS is a high speed, high performance, 128Kx8 bits
monolithic Static RAM.
■ Access Times of 15*, 17, 20, 25, 35, 45, 55ns
■ Battery Back-up Operation
• 2V Data Retention (EDI88130LPS)
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 mul-
tiple pages of memory are required.
■ CS1, CS2 & OE Functions for Bus Control
■ Inputs and Outputs Directly TTL Compatible
■ Organized as 128Kx8
The EDI88130CS has eight bi-directional input-output lines to
provide simultaneous access to all bits in a word.
■ Commercial, Industrial and Military Temperature Ranges
■ Thru-hole and Surface Mount Packages JEDEC Pinout
A low power version, EDI88130LPS, offers a 2V data retention
function for battery back-up applications.
• 32 pin Sidebrazed Ceramic DIP, 400 mil (Package 102)
• 32 pin Sidebrazed Ceramic DIP, 600 mil (Package 9)
• 32 lead Ceramic SOJ (Package 140)
Military product is available compliant to MIL-PRF-38535.
*
15ns access time is advanced information, contact factory for availability.
• 32 pad Ceramic Quad LCC (Package 12)
• 32 pad Ceramic LCC (Package 141)
• 32 lead Ceramic Flatpack (Package 142)
■ Single +5V (±10%) Supply Operation
FIG. 1 PIN CONFIGURATION
32 DIP
32 SOJ
32 CLCC
32 FLATPACK
PIN DESCRIPTION
32 QUAD LCC
TOP VIEW
I/O0-7
A0-16
WE
Data Inputs/Outputs
Address Inputs
Write Enable
TOP VIEW
4
3
2
1
32
31 30
NC
A16
A14
A12
A7
A6
A5
A4
A3
A2 10
A1 11
AØ 12
I/OØ 13
I/O1 14
I/O2 15
1
2
3
4
5
6
7
8
9
32 VCC
CS1, CS2
OE
Chip Selects
31 A15
30 CS2
29 WE
28 A13
27 A8
5
6
29
28
27
26
25
24
23
22
21
A
7
6
5
4
3
2
1
0
0
WE
Output Enable
Power (+5V ±10%)
Ground
A
A
A
A
A
13
VCC
7
A
8
8
A
9
VSS
26 A9
9
A
11
NC
Not Connected
25 A11
24 OE
23 A10
22 CS1
21 I/O7
20 I/O6
19 I/O5
18 I/O4
17 I/O3
10
11
12
13
A
OE
10
CS
I/O
A
A
BLOCK DIAGRAM
A
1
I/O
7
Memory Array
14
15
16
17 18
19
20
V
SS 16
Address
Buffer
Address
Decoder
I/O
Circuits
A
Ø-16
I/OØ-7
WE
CS
1
CS2
OE
1
February 2000 Rev. 9
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com