WS512K32V-XXX
White Electronic Designs
512Kx32 SRAM 3.3V MULTICHIP PACKAGE
FEATURES
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Access Times of 15, 17, 20ns
Low Voltage Operation
Packaging
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Low Power CMOS
TTL Compatible Inputs and Outputs
Fully Static Operation:
• 66-pin, PGA Type, 1.075 inch square, Hermetic
Ceramic HIP (Package 400)
• No clock or refresh required.
Three State Output.
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• 68 lead, 22.4mm (0.880 inch) CQFP, (G2U),
3.56mm (0.140"), (Package 510)
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
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Organized as 512Kx32; User Configurable as
2x512Kx16 or 4x512Kx8
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Weight
WS512K32V-XG2UX - 8 grams typical
WS512K32NV-XH1X - 13 grams typical
Commercial, Industrial and Military Temperature
Ranges
Low Voltage Operation:
* This product is subject to change without notice.
• 3.3V 10ꢀ Power Supply
PIN CONFIGURATION FOR WS512K32NV-XH1X
Top View Pin Description
1
12
23
34
45
56
I/O0-31
A0-18
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
I/O8
I/O9
I/O10
A13
WE2#
CS2#
GND
I/O11
A10
I/O15
I/O24
I/O25
I/O26
A6
VCC
CS4#
WE4#
I/O27
A3
I/O31
I/O30
I/O29
I/O28
A0
WE1-4
#
I/O14
I/O13
I/O12
OE#
A18
CS1-4
OE#
VCC
#
GND
NC
Not Connected
A14
A7
A15
A11
NC
A4
A1
Block Diagram
A16
A12
WE1#
I/O7
A8
A5
A2
WE1# CS1#
WE2# CS2#
WE3# CS3#
WE4# CS4#
OE#
A0-18
A17
VCC
A9
WE3#
CS3#
GND
I/O19
I/O23
I/O22
I/O21
I/O20
I/O0
I/O1
I/O2
CS1#
NC
I/O6
I/O16
I/O17
I/O18
512K x 8
512K x 8
512K x 8
512K x 8
I/O5
8
8
8
8
I/O3
I/O4
I/O0-7
I/O8-15
I/O16-23
I/O24-31
11
22
33
44
55
66
M a r c h 2 0 0 6
Rev. 12
1
White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com