引脚
T
3
OUT
T
1
OUT
T
2
OUT
R
1
IN
R
1
OUT
T
2
IN
T
1
IN
GND
V
CC
C
1
+
V+
C
1
–
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
T
4
OUT
R
2
IN
R
2
OUT
T
5
IN
T
5
OUT
T
4
IN
T
3
IN
R
3
OUT
R
3
IN
V–
C
2
–
C
2
+
T
2
OUT
T
1
OUT
R
2
IN
R
2
OUT
T
1
IN
R
1
OUT
R
1
IN
GND
V
CC
C
1
+
V+
C
1
–
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
T
3
OUT
R
3
IN
R
3
OUT
T
4
IN
T
4
OUT
T
3
IN
T
2
IN
R
4
OUT
R
4
IN
V–
C
2
–
C
2
+
SP207E
SP208E
19
18
17
16
15
14
13
19
18
17
16
15
14
13
T
3
OUT
T
1
OUT
T
2
OUT
R
2
IN
R
2
OUT
T
2
IN
T
1
IN
R
1
OUT
R
1
IN
GND
V
CC
C
1
+
V+
C
1
–
1
2
3
4
5
6
28
27
26
25
24
23
T
4
OUT
R
3
IN
R
3
OUT
关断（ SD ）
EN
R
4
IN
R
4
OUT
T
4
IN
T
3
IN
R
5
OUT
R
5
IN
V–
C
2
–
C
2
+
T
3
OUT
T
1
OUT
T
2
OUT
R
2
IN
R
2
OUT
T
2
IN
T
1
IN
R
1
OUT
R
1
IN
GND
V
CC
C
1
+
V+
C
1
–
1
2
3
4
5
6
28
27
26
25
24
23
T
4
OUT
R
3
IN
R
3
OUT
关断（ SD ）
EN
R
4
IN
R
4
OUT
T
4
IN
T
3
IN
R
5
OUT
R
5
IN
V–
C
2
–
C
2
+
SP211E
SP213E
7
8
9
10
11
12
13
14
22
21
20
19
18
17
16
15
7
8
9
10
11
12
13
14
22
21
20
19
18
17
16
15
SP207EDS/09
SP207E系列高性能RS232收发器
版权所有2000 Sipex的公司
4
