CY7C421-20JXI Ver la hoja de datos (PDF) - Cypress Semiconductor
Número de pieza
componentes Descripción
Fabricante
CY7C421-20JXI Datasheet PDF : 21 Pages
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CY7C421
Pin Configurations
Figure 1. 32-pin PLCC/LCC (Top View)
Figure 2. 28-pin DIP (Top View)
Figure 3. 32-pIn TQFP (Top View)
D2
4 3 2 1 323130
5
29
D6
D1 6
D0 7
28 D7
27 NC
XI 8
26 FL/RT
FF 9 7C421
25 MR
Q0 10
24 EF
Q1 11
NC 12
23 XO/HF
22 Q7
Q2 1134 15 1617 18192021 Q6
W
D8
D3
D2
D1
D0
XI
FF
Q0
Q1
Q2
Q3
Q8
GND
1
28
2
27
3
26
4
25
5
24
6
23
7
8
7C421
22
21
9
20
10
19
11
18
12
17
13
16
14
15
Vcc
D4
D5
D6
D7
FL/RT
MR
EF
XO/HF
Q7
Q6
Q5
Q4
R
32 3130 29 28 27 26 25
D1
1
24
D0
2
23
NC
3
22
NC
XI
4
7C421
5
21
20
FF
6
19
Q0
7
18
Q1
8
17
9 10 11 12 13 14 15 16
D7
FL/RT
NC
NC
MR
EF
XO/HF
Q7
Document Number: 38-06001 Rev. *H
Page 4 of 21
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