WS128K64V-XG4WX Datasheet, PDF (1/5 Pages) List of Unclassifed Manufacturers – 128Kx64 3.3V SRAM MODULE

WS128K64V-XG4WX
128Kx64 3.3V SRAM MODULE ADVANCED*
FEATURES
s Access Times of 15, 17, 20, 25ns
s Packaging
• 116 lead, 40mm square, Hermetic CQFP (Package 504)
s Organized as 128Kx64, User Configurable as 256Kx32,
512Kx16 or 1Mx8.
s Commercial, Industrial and Military Temperature Ranges
s 3 Volt Power Supply
s Low Power CMOS
s 2V Data Retention Devices Available (Low Power Version)
s TTL Compatible Inputs and Outputs
s Built in Decoupling Caps and Multiple Ground Pins for Low
Noise Operation
s Weight
WF128K64V-XG4WX - 20 grams typical
* This data sheet describes a product that may or may not be under
development and is subject to change or cancellation without notice.
Note: Programming information available upon request.
FIG. 1 PIN CONFIGURATION FOR WF128K64V-XG4WX
TOP VIEW
OE
A0-16
BLOCK DIAGRAM
WE1 CS1
WE2 CS2
WEx CSx
1
128K x 8
2
128K x 8
......
WE8 CS8
8
128K x 8
I/O3
16
I/O4
17
I/O5
18
I/O6
19
I/O7
20
GND
21
I/O8
22
I/O9
23
I/O10
24
I/O11
25
I/O12
26
I/O13
27
I/O14
28
I/O15
29
GND
30
I/O16
31
I/O17
32
I/O18
33
I/O19
34
I/O20
35
I/O21
36
I/O22
37
I/O23
38
GND
39
I/O24
40
I/O25
41
I/O26
42
I/O27
43
I/O28
44
8
102
I/O60
101
I/O59
I/O0-7
100
I/O58
99
I/O57
98
I/O56
97
GND
96
I/O55
95
I/O54
94
I/O53
93
I/O52
92
I/O51
91
I/O50
90
I/O49
89
I/O48
88
GND
87
I/O47
86
I/O46
85
I/O45
84
I/O44
83
I/O43
82
I/O42
81
I/O41
80
I/O40
79
GND
78
I/O39
77
I/O38
76
I/O37
75
I/O36
74
I/O35
8
I/O8-15
8
I/O...
8
I/O56-63
PIN DESCRIPTION
I/O0-63 Data Inputs/Outputs
A0-16
Address Inputs
WE1-8
Write Enables
CS1-8
Chip Selects
OE
Output Enable
VCC
Power Supply
GND
Ground
NC
Not Connected
September 1998
1
White Microelectronics • Phoenix, AZ • [phone]