WS512K32-XXX
White Electronic Designs
512Kx32 SRAM MODULE, SMD 5962-94611
FEATURES
n
Access Times of 15*, 17, 20, 25, 35, 45, 55ns
n Organized as 512Kx32, User Configurable as
1Mx16 or 2Mx8
n
Packaging
n Commercial, Industrial and Military Temperature
66 pin, PGA Type, 1ꢀ075" square, Hermetic
Ceramic HIP (Package 400)ꢀ
Ranges
n TTL Compatible Inputs and Outputs
n 5 Volt Power Supply
68 lead, 40mm Hermetic Low Profile CQFP,
3ꢀ5mm (0ꢀ140") (Package 502)1
68 lead, Hermetic CQFP (G2U), 22ꢀ4mm (0ꢀ880")
square (Package 510) 3ꢀ56mm (0ꢀ140") heightꢀ
n Low Power CMOS
n
Built-in Decoupling Caps and Multiple Ground Pins
for Low Noise Operation
68 lead, Hermetic CQFP (G2L), 22ꢀ4mm (0ꢀ880")
square, 5ꢀ08mm (0ꢀ200") high (Package 528)ꢀ
68 lead, Hermetic CQFP (G1U)1, 23ꢀ9mm (0ꢀ940")
square (Package 519) 3ꢀ57mm (0ꢀ140") heightꢀ
Designed to fit JEDEC 68 lead 0ꢀ990" CQFJ
footprint (Figꢀ 3)ꢀ
n Weight
WS512K32N-XH1X - 13 grams typical
WS512K32-XG2UX - 8 grams typical
WS512K32-XG1UX1 - 5 grams typical
WS512K32-XG1TX - 5 grams typical
WS512K32-XG4TX1 - 20 grams typical
WS512K32-XG2LX - 8 grams typical
68 lead, Hermetic CQFP (G1T), 23ꢀ9mm (0ꢀ940")
square (Package 524) 4ꢀ06mm (0ꢀ160") heightꢀ
*15ns Access Time available only in Commercial and Industrial
Temperatureꢀ This speed is not fully characterized and is subject to
change without noticeꢀ
Note 1: Package Not Recommended For New Design
FIGꢀ 1 PIN CONFIGURATION FOR WS512K32N-XH1X
TOP VIEW
PIN DESCRIPTION
I/O0-31 Data Inputs/Outputs
A0-18
WE1-4
CS1-4
OE
Address Inputs
Write Enables
Chip Selects
Output Enable
Power Supply
Ground
VCC
GND
NC
Not Connected
BLOCK DIAGRAM
1
White Electronic Designs Corporation (602) 437-1520 wwwꢀwhiteedcꢀcom
May2003, Rev12