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三菱微型计算机
7471分之7470集团
单片8位CMOS微机
引脚配置(顶视图)
NC
P0
4
P0
3
P0
2
P0
1
P0
0
P4
3
P4
2
P4
1
P4
0
NC
P3
3
/ CNTR
1
P3
2
/ CNTR
0
P3
1
/ INT
1
P3
0
/ INT
0
NC
43
37
35
39
41
44
38
36
33
31
40
42
34
32
30
29
P5
3
P1
7
/S
RDY
P1
6
/ CLK
P1
5
/S
OUT
P1
4
/S
IN
P1
3
/ T
1
P1
2
/ T
0
P1
1
P1
0
P2
7
/ IN
7
P2
6
/ IN
6
P2
5
/ IN
5
P2
4
/ IN
4
P2
3
/ IN
3
P2
2
/ IN
2
P2
1
/ IN
1
P2
0
/ IN
0
V
REF
X
IN
X
OUT
V
SS
1
2
3
4
5
6
7
42
41
40
39
38
37
36
P5
2
P0
7
P0
6
P0
5
P0
4
P0
3
P0
2
P0
1
P0
0
P4
3
P4
2
P4
1
P4
0
P3
3
/ CNTR
1
P3
2
/ CNTR
0
P3
1
/ INT
1
P3
0
/ INT
0
RESET
P5
1
/X
COUT
P5
0
/X
IN
V
CC
NC
P0
5
P0
6
P0
7
P5
2
NC
V
SS
P5
3
P1
7
/S
RDY
P1
6
/ CLK
P1
5
/S
OUT
NC
45
46
47
48
49
50
51
52
53
54
55
56
28
27
26
8
9
10
11
12
13
14
15
16
17
18
19
20
21
35
34
33
32
31
30
29
28
27
26
25
24
23
22
M37471M2-XXXFP
M37471M4-XXXFP
M37471E4-XXXFP
M37471M8-XXXFP
M37471E8-XXXFP
25
24
23
22
21
20
19
18
17
RESET
NC
P5
1
/X
COUT
P5
0
/X
CIN
NC
V
CC
V
SS
AV
SS
NC
X
OUT
X
IN
NC
10
12
11
13
14
大纲42P4B
42S1B -A (窗口)
注意:
与7471组42P4B包装类型和7471组的56P6N -A封装类型的不同是封装外形,动力
耗散能力(绝对最大额定值) ,并提供了AV的
SS
脚由56P6N -A封装类型。
NC :无连接
2
NC
P1
4
/S
IN
P1
3
/ T
1
P1
2
/ T
0
P1
1
P1
0
P2
7
/ IN
7
P2
6
/ IN
6
P2
5
/ IN
5
P2
4
/ IN
4
P2
3
/ IN
3
P2
2
/ IN
2
P2
1
/ IN
1
P2
0
/ IN
0
V
REF
NC
概要56P6N -A
15
16
1
2
3
4
5
6
7
8
9
M37471M2-XXXSP
M37471M4-XXXSP
M37471E4-XXXSP
M37471M8-XXXSP
M37471E8-XXXSP
M37471E8SS