CY7C421-25JIT Cypress Semiconductor, CY7C421-25JIT Datasheet - Page 4

• Manufacturer Part Number: CY7C421-25JIT
• Manufacturer: Cypress Semiconductor

Pin Configurations
Document #: 38-06001 Rev. *E
Figure 1. 32-Pin PLCC/LCC (Top View)
NC
D
D
FF
Q
Q
Q
D
XI
2
0
0
1
2
1
5
6
7
8
9
10
11
12
13
14 15 1617 181920
4 3 2 1 323130
7C421
29
28
27
26
25
24
23
22
21
FL/RT
XO/HF
D
D
NC
MR
EF
Q
Q
6
7
7
6
Figure 2. 28-Pin DIP (Top View)
GND
Q
Q
Q
Q
Q
D
D
D
D
D
FF
W
XI
8
3
2
1
0
0
1
2
3
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
7C420/1
7C424
7C428
7C432
28
27
26
25
24
23
22
21
20
19
18
17
16
15
V cc
D
D
D
D
FL/RT
MR
EF
XO/HF
Q
Q
Q
Q
R
4
5
6
7
7
6
5
4
NC
NC
D
D
FF
Q
Q
XI
1
0
0
1
Figure 3. 32-PIn TQFP (Top View)
1
2
3
4
5
6
7
8
32 3130 29 28 27
9 10 11 12 13 14 15
7C421
26
25
16
CY7C421
24
23
22
21
20
19
18
17
Page 4 of 20
D
FL/RT
NC
NC
MR
EF
XO/HF
Q
7
7
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