WS512K32V-XXX
White Electronic Designs
512Kx32 SRAM 3.3V MULTICHIP PACKAGE
FEATURES
Access Times of 15, 17, 20ns
Low Voltage Operation
Packaging
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.
• 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
Organized as 512Kx32; User Configurable as
2x512Kx16 or 4x512Kx8
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 ± 10% Power Supply
PIN CONFIGURATION FOR WS512K32NV-XH1X
Top View Pin Description
1
12
23
34
45
56
I/O0-31
Data Inputs/Outputs
Address Inputs
Write Enables
Chip Selects
A0-18
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
#
Output Enable
Power Supply
Ground
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
CS1#
NC
I/O6
I/O16
I/O17
I/O18
512K x 8
512K x 8
512K x 8
512K x 8
I/O0
I/O1
I/O2
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.whiteedc.com