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WMS512K8 Datasheet, PDF (1/10 Pages) List of Unclassifed Manufacturers – 512Kx8 MONOLITHIC SRAM
WMS512K8-XXX
HI-RELIABILITY PRODUCT
512Kx8 MONOLITHIC SRAM, SMD 5962-95613
FEATURES
s Access Times 15, 17, 20, 25, 35, 45, 55ns
s MIL-STD-883 Compliant Devices Available
s Revolutionary, Center Power/Ground Pinout
JEDEC Approved
• 36 lead Ceramic SOJ (Package 100)
• 36 lead Ceramic Flat Pack (Package 226)
s Evolutionary, Corner Power/Ground Pinout
JEDEC Approved
• 32 pin Ceramic DIP (Package 300)
• 32 lead Ceramic SOJ (Package 101)
• 32 lead Ceramic Flat Pack (Package 220)
• 32 lead Ceramic Flat Pack (Package 142)
s 32 pin, Rectangular Ceramic Leadless Chip Carrier
(Package 601)
s Commercial, Industrial and Military Temperature Range
s 5 Volt Power Supply
s Low Power CMOS
s Low Power Data Retention for Battery Back-up Operation
s TTL Compatible Inputs and Outputs
REVOLUTIONARY PINOUT
36 FLAT PACK
36 CSOJ
TOP VIEW
A0
1
A1
2
A2
3
A3
4
A4
5
CS
6
I/O0
7
I/O1
8
VCC
9
GND
10
I/O2
11
I/O3
12
WE
13
A5
14
A6
15
A7
16
A8
17
A9
18
36
NC
35
A18
34
A17
33
A16
32
A15
31
OE
30
I/O7
29
I/O6
28
GND
27
VCC
26
I/O5
25
I/O4
24
A14
23
A13
22
A12
21
A11
20
A10
19
NC
EVOLUTIONARY PINOUT
32 DIP
32 CSOJ (DE)
32 FLAT PACK (FE)*
32 FLAT PACK (FD)
TOP VIEW
32 CLCC
TOP VIEW
A18 1
A16 2
A14 3
A12 4
A7 5
A6 6
A5 7
A4 8
A3 9
A2 10
A1 11
A0 12
I/O0 13
I/O1 14
I/O2 15
GND 16
32 VCC
31 A15
30 A17
29 WE
28 A13
27 A8
26 A9
25 A11
24 OE
23 A10
22 CS
21 I/O7
20 I/O6
19 I/O5
18 I/O4
17 I/O3
4 3 2 1 32 31 30
A7 5
29 WE
A6 6
28 A13
A5 7
27 A8
A4 8
26 A9
A3 9
25 A11
A2 10
24 OE
A1 11
23 A10
A0 12
22 CS
I/O0 13
21 I/O7
14 15 16 17 18 19 20
PIN DESCRIPTION
A0-18
Address Inputs
I/O0-7
Data Input/Output
CS
Chip Select
OE
Output Enable
WE
Write Enable
VCC
+5.0V Power
GND
Ground
*Package not recommended for new designs, "FD" recommended for new designs.
October 2000 Rev. 4
1
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com