WF2M32 White Electronic Designs Corporation, WF2M32 Datasheet - Page 11

• Manufacturer Part Number: WF2M32
• Description: Organization = 2Mx32 ;; Speed (ns) = 90-150 ;; Volt = 5 ;; Package = 68 CQFP ;; Temp = C,i,m
• Manufacturer: White Electronic Designs Corporation

FIG. 10
FIG. 11
GND
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
10
11
12
13
14
15
11
0
1
2
3
4
5
6
7
8
9
1
I/O
I/O
I/O
A
A
A
A
A
I/O
I/O
I/O
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
14
16
11
0
18
8
9
10
0
1
2
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
9 8 7 6 5 4 3 2 1 68 67 66 65 64 63 62 61
ALTERNATE PIN CONFIGURATION FOR WF2M32I-XHX5
12
22
ALTERNATE PIN CONFIGURATION FOR WF2M32U-XG2UX5
RESET
CS
GND
I/O
A
A
A
V
CS
A
I/O
10
9
15
CC
19
11
3
2
1
23
33
TOP VIEW
I/O
I/O
I/O
I/O
OE
A
WE
I/O
I/O
I/O
I/O
17
TOP VIEW
15
14
13
12
7
6
5
4
I/O
I/O
I/O
I/O
I/O
I/O
A
A
NC
A
A
24
25
26
12
13
16
17
18
7
8
44
34
I/O
I/O
GND
CS
CS
V
A
NC
CC
A
A
A
27
20
19
4
4
5
6
3
45
55
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
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
GND
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
A
A
A
31
30
29
28
23
22
21
20
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
56
66
The White 68 lead G2U CQFP
fills the same fit and function as
the JEDEC 68 lead CQFJ or 68
PLCC. But the G2U has the TCE
and lead inspection advantage
of the CQFP form.
R E S E T
11
A
0
WE
O E
-
2 0
2M x 8
I / O
0.940"
8
0 - 7
R E S E T
CS
A
0 - 2 0
1
WE
O E
CS
BLOCK DIAGRAM
White Electronic Designs Corporation • Phoenix, AZ • [phone]
I / O
2M x 8
2M x 8
I / O
8
8
8 - 1 5
0 - 7
CS
2
BLOCK DIAGRAM
I / O
I / O
2M x 8
2M x 8
8
8
8 - 1 5
1 6 - 2 3
CS
RESET
PIN DESCRIPTION
I/O
PIN DESCRIPTION
CS
RESET
A
GND
I/O
WE
V
3
A
OE
GND
0-20
WE
V
CS
OE
CC
0-31
0-20
WF2M32-XXX5
1-4
0-31
CC
I / O
2M x 8
I / O
Data Inputs/Outputs
2M x 8
Data Inputs/Outputs
8
1 6 - 2 3
8
2 4 - 3 1
Address Inputs
Address Inputs
Output Enable
Power Supply
Output Enable
Power Supply
Write Enable
Chip Selects
Write Enable
Chip Select
CS
Ground
Reset
Ground
Reset
4
I / O
2M x 8
8
2 4 - 3 1