
2
White Microelectronics Phoenix, AZ (602) 437-1520
7
FLASH
MODULES
WF128K32-XXX5
PIN DESCRIPTION
FIG. 2 PIN CONFIGURATION FOR WF128K32-XG4TX5
I/O0-31
Data Inputs/Outputs
A0-16
Address Inputs
WE
Write Enable
CS1-4
Chip Selects
OE
Output Enable
VCC
Power Supply
GND
Ground
NC
Not Connected
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
V
CC
A
11
A
12
A
13
A
14
A
15
A
16
CS
1
OE
CS
2
NC
WE
2
WE
3
WE
4
NC
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
NC
A
0
A
1
A
2
A
3
A
4
A
5
CS
3
GND
CS
4
WE
1
A
6
A
7
A
8
A
9
A
10
V
CC
BLOCK DIAGRAM
PIN 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
FIG. 3 PIN CONFIGURATION FOR WF128K32-XG2X5 (Dual Cavity)
AND WF128K32-XG2UX5 (Single Cavity)
BLOCK DIAGRAM
128K x 8
8
I/O 0-7
CS1
128K x 8
8
I/O 8-15
2
128K x 8
8
I/O 16-23
3
128K x 8
8
I/O 24-31
4
A 0-16
OE
WE
CS
WE
CS
WE
CS
WE
12
3
4
TOP VIEW
The White 68 lead G2/G2U CQFP
fills the same fit and function as
the JEDEC 68 lead CQFJ or 68
PLCC. But the G2/G2U has the
TCE and lead inspection advan-
tage of the CQFP form.
0.940"
128K x 8
8
I/O 0-7
CS 1
128K x 8
8
I/O 8-15
CS 2
128K x 8
8
I/O 16-23
CS 3
128K x 8
8
I/O 24-31
CS
A 0 - 16
OE
WE
4
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
V
CC
A
11
A
12
A
13
A
14
A
15
A
16
CS
2
OE
CS
4
NC
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
NC
A
0
A
1
A
2
A
3
A
4
A
5
CS
1
GND
CS
3
WE
A
6
A
7
A
8
A
9
A
10
V
CC
TOP VIEW