WE128K32-XXX
FIGURE 3 – PIN CONFIGURATION FOR WE128K32-XG2TX
TOP VIEW
PIN DESCRIPTION
I/O0-31
A0-16
WE1-4#
CS1-4#
OE#
Data Input/Output
Address Inputs
Write Enable
Chip Selects
Output Enable
Power Supply
Ground
9
8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
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
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
VCC
GND
NC
Not Connected
GND
I/O8
I/O9
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
BLOCK DIAGRAM
WE1
#
CS1#
WE2
#
CS2#
WE3
#
CS3#
WE4# CS4#
OE#
A0-16
128K x 8
128K x 8
128K x 8
128K x 8
8
8
8
8
I/O16-23
I/O24-31
I/O8-15
I/O0-7
The WEDC 68 lead CQFP fills the same fit and function
as the JEDEC 68 lead CQFJ or 68 PLCC. But it has the
TCE and lead inspection advantage of the CQFP form.
2
4315.19E-0718-ss-WE128K32-XXX
Mercury Corp. - Memory and Storage Solutions • (602) 437-1520 • www.mrcy.com