Description
I/O0-31 Data Inputs/Outputs A0-16 Address Inputs
WE1-4 Write Enables
CS1-4
Chip Selects
OE
Output Enable
VCC
Power Supply
GND
Ground
NC
Not Connected
OE A0-16
W E1C S 1
BLOCK DIAGRAM
W E2 C S2
W E3 C S 3
W E 4C S4
128K x 8
128K x 8
128K x 8
128K x 8
8 I/O0-7
8 I/O8-15
8 I/O16-23
8 I/O24-31
July 2001 Rev.5
1
White Electronic Designs Corporation
(602) 437-1520
www.whiteedc.com
WE128K32-XXX
FIG.2 PIN CONFIGURATION FOR WE128K32-XG4X
TOP VIEW
PIN
Features
- s Access Times of 120.
 
- , 140, 150, 200, 250, 300ns s Packaging:.
 
- 66-pin, PGA Type, 27.3mm (1.075") square, Hermetic Ceramic HIP (Package 400).
 
- 68 lead, 40mm CQFP (G4), (Package 501).
 
- 68 lead, 22.4mm sq. CQFP (G2T), 4.57mm (0.180") high,
(Package 509).
 
- 68 lead, 22.4mm sq. Low Profile CQFP (G1U), 3.57mm
(0.140") high, (Package 519) s Organized as 128Kx32; User Configurable as 256Kx16 or 512Kx8 s Write Endurance 10,000 Cycles s Data Retention Ten Years Minimum.