WE128K32-XXX
FIG. 2 PIN CONFIGURATION FOR WE128K32-XG4X
PIN DESCRIPTION
TOP VIEW
I/O0-31 Data Inputs/Outputs
A0-16
WE
Address Inputs
Write Enables
Chip Selects
9
8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
I/O16
I/O17
I/O18
I/O19
I/O20
I/O21
I/O22
I/O23
GND
I/O24
I/O25
I/O26
I/O27
I/O28
I/O29
I/O30
I/O31
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
0
1
2
3
4
5
6
7
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
CS1-4
OE
Output Enable
Power Supply
VCC
GND
NC
Ground
Not Connected
GND
I/O
I/O
8
9
BLOCK DIAGRAM
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
CS
CS
4
CS
CS
3
1
2
WE
OE
A0-16
128K x 8
128K x 8
128K x 8
128K x 8
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
8
8
8
8
I/O16-23
I/O24-31
I/O0-7
I/O8-15
FIG. 3 PIN CONFIGURATION FOR WE128K32-XG2TX AND WE128K32-XG1UX
TOP VIEW
PIN DESCRIPTION
I/O0-31 Data Inputs/Outputs
9
8
7
6
5
4
3
2
1
68 67 66 65 64 63 62 61
60
A0-16
WE1-4
CS1-4
OE
Address Inputs
Write Enables
Chip Selects
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
0
1
2
3
4
5
6
7
I/O16
I/O17
I/O18
I/O19
I/O20
I/O21
I/O22
I/O23
GND
I/O24
I/O25
I/O26
I/O27
I/O28
I/O29
I/O30
I/O31
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
Output Enable
Power Supply
0.940"
VCC
GND
NC
Ground
GND
The White 68 lead G2T/G1U
CQFP fills the same fit and
function as the JEDEC 68 lead
CQFJ or 68 PLCC. But the G2T/
G1U has the TCE and lead
inspection advantage of the
I/O
I/O
8
9
Not Connected
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
BLOCK DIAGRAM
WE1CS1
WE2CS2
WE3CS3
WE4CS4
CQFP form.
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
OE
A
0-16
128K x 8
128K x 8
128K x 8
128K x 8
8
8
8
8
I/O16-23
I/O24-31
I/O0-7
I/O8-15
White Electronic Designs Corporation • (602) 437-1520 • www.whiteedc.com
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