White Electronic Designs
512Kx8 MONOLITHIC SRAM
FEATURES
Access Times 15, 17, 20ns
Revolutionary, Center Power/Ground Pinout JEDEC Approved
鈥?36 lead Ceramic SOJ (Package 100)
鈥?36 lead Ceramic Flat Pack (Package 226)
Evolutionary, Corner Power/Ground Pinout JEDEC Approved
鈥?32 pin Ceramic DIP (Package 300)
鈥?32 lead Ceramic SOJ (Package 101)
鈥?32 lead Ceramic Flat Pack (Package 220)
WMS512K8BV-XXXE
Low Voltage Operation:
鈥?3.3V 鹵 10% Power Supply
BiCMOS:
鈥?Radiation Tolerant with Epitaxial Layer Die
Commercial and Industrial Temperature Ranges
TTL Compatible Inputs and Outputs
Fully Static Operation:
鈥?No clock or refresh required.
Three State Output
This product is subject to change without notice.
REVOLUTIONARY PINOUT
36 FLAT PACK
36 CSOJ
EVOLUTIONARY PINOUT
32 DIP
32 CSOJ (DE)
32 FLAT PACK (FE)
TOP VIEW
A0
A1
A2
A3
A4
CS#
I/O0
I/O1
V
CC
GND
I/O2
I/O3
WE#
A5
A6
A7
A8
A9
TOP VIEW
NC
A18
A17
A16
A15
OE#
I/O7
I/O6
GND
V
CC
I/O5
I/O4
A14
A13
A12
A11
A10
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O0
I/O1
I/O2
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
V
CC
A15
A17
WE#
A13
A8
A9
A11
OE#
A10
CS#
I/O7
I/O6
I/O5
I/O4
I/O3
PIN DESCRIPTION
A0-18
I/O0-7
CS#
OE#
WE#
V
CC
GND
Address Inputs
Data Input/Output
Chip Select
Output Enable
Write Enable
Power Supply
Ground
White Electronic Designs Corp. reserves the right to change products or speci鏗乧ations without notice.
December 1999
Rev. 3
1
White Electronic Designs Corporation 鈥?(602) 437-1520 鈥?www.wedc.com