WMS512K8V-XXX
White Electronic Designs
512Kx8 MONOLITHIC SRAM
FEATURES
ꢀ
ꢀ
Low Power CMOS
ꢀ
Access Times 15, 17, 20ns
Low Voltage Operation
ꢀ
Revolꢁtionarꢂ, Center Power/Groꢁnd Pinoꢁt JEDEC
Approved
• 3.3V 10ꢀ Power Sꢁpplꢂ
• 36 lead Ceramic SOJ (Package 100)
ꢀ
Commercial, Indꢁstrial and Militarꢂ Temperatꢁre
Range
• 36 lead Ceramic Flat Pack (Package 226)
ꢀ
ꢀ
TTL Compatible Inpꢁts and Oꢁtpꢁts
Fꢁllꢂ Static Operation:
ꢀ
Evolꢁtionarꢂ, Corner Power/Groꢁnd Pinoꢁt JEDEC
Approved
• 32 pin Ceramic DIP (Package 300)
• 32 lead Ceramic SOJ (Package 101)
• No clock or refresh reqꢁired
Three State Oꢁtpꢁt
ꢀ
• 32 lead Ceramic Thinpack™ Flat Pack
(Package 321)
* This product is subject to change without notice.
ꢀ
32 pin, Rectangꢁlar Ceramic Leadless Chip Carrier
(Package 601)
REVOLUTIONARY PINOUT EVOLUTIONARY PINOUT
32 DIP
36 FLAT PACK
36 CSOJ
32 CSOJ (DE)
32 FLAT PACK (FF)
32 CLCC
TOP VIEW
TOP VIEW
TOP VIEW
A0
A1
1
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
NC
32 Vcc
A18
A16
A14
A12
A7
1
2
A18
A17
A16
A15
OE#
I/O7
I/O6
VSS
VCC
I/O5
I/O4
A14
A13
A12
A11
A10
NC
31 A15
30 A17
29 WE#
28 A13
27 A8
2
4
3 2 1 32 31 30
A2
3
3
4
A3
4
5
29
28
27
26
25
24
23
22
21
A7
A6
WE#
A13
A8
5
A4
5
6
A6
6
CS#
I/O0
I/O1
VCC
VSS
I/O2
I/O3
WE#
A5
6
7
A5
26 A9
7
A5
7
8
A4
A9
25 A11
24 OE#
23 A10
22 CS#
21 I/O7
20 I/O6
19 I/O5
18 I/O4
17 I/O3
8
A4
8
9
A3
A11
OE#
A10
CS#
I/O7
9
A3
9
10
11
12
13
A2
10
11
12
13
14
A2
10
11
12
13
14
15
16
17
18
A1
A1
A0
A0
I/O0
I/O1
I/O0
14 15 16 17 18 19 20
I/O2 15
Vss 16
A6
A7
A8
A9
PIN DESCRIPTION
A0-18
I/O 0-7
CS#
Address Inputs
Data Input/Output
Chip Select
OE#
WE#
VCC
Output Enable
Write Enable
Power Supply
Ground
VSS
October 2004
Rev. 8
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com