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Part Name
Description
7549 View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
7549
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
Renesas Electronics
7549 Datasheet PDF : 86 Pages
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7549 Group
PIN Configuration (top view)
NC
1
42
NC
2
41
NC
3
40
P1
4
/AN
4
/KEY
4
4
39
P1
5
/AN
5
/KEY
5
5
38
RESET
6
37
P1
6
/AN
6
/KEY
6
7
36
P1
7
/AN
7
/KEY
7
8
35
NC
9
34
NC
10
33
NC
11
32
P2
0
/X
OUT
/X
COUT
12
31
V
SS
13
30
P2
1
/X
IN
/X
CIN
14
29
V
CC
15
28
CNV
SS
16
27
P0
0
(LED
0
)/INT
0
17
26
P0
1
(LED
1
)/INT
1
18
25
NC
19
24
NC
20
23
V
SS
21
22
Package type: 42S1M
Fig 2. Pin configuration (42S1M type)
NC
NC
P1
3
/AN
3
/KEY
3
/T2
OUT
P1
2
/AN
2
/KEY
2
/CMP
2
P1
1
/AN
1
/KEY
1
/CMP
1
P1
0
/AN
0
/KEY
0
/CMP
0
P3
1
P3
0
NC
NC
NC
NC
P0
7
(LED
7
)/S
RDY
P0
6
(LED
6
)/S
CLK
P0
5
(LED
5
)/TxD
P0
4
(LED
4
)/RxD
P0
3
(LED
3
)/CAP
0
P0
2
(LED
2
)
NC
NC
NC
Rev.2.02 Mar 31, 2009 Page 3 of 81
REJ03B0202-0202
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