+ 5V ， RS- 232收发器
用0.1μF外部电容
MAX200–MAX209/MAX211/MAX213
MAX205引脚配置/典型工作电路
+ 5V输入
0.1FF
12
+5V
400kI
8 T1
IN
+5V
400kI
7 T2
IN
+5V
400kI
TTL / CMOS
输入
15 T3
IN
+5V
400kI
T3
T3
OUT
2
RS-232
输出
T2
T2
OUT
4
T1
T1
OUT
3
V
CC
顶视图
T4
OUT
T3
OUT
T1
OUT
T2
OUT
R2
IN
R2
OUT
T2
IN
T1
IN
R1
OUT
1
2
3
4
5
6
7
8
9
24 R3
IN
23 R3
OUT
22 T5
IN
21 SHDN
20 EN
19 T5
OUT
18 R4
IN
17 R4
OUT
16 T4
IN
15 T3
IN
14 R5
OUT
13 R5
IN
6 R2
OUT
9 R1
OUT
16 T4
IN
+5V
T4
T4
OUT
1
400kI
22 T5
IN
T5
T5
OUT
19
MAX205
R1
R1
IN
10
5kI
R2
IN
5
5kI
R1
IN
10
GND 11
V
CC
12
R2
DIP
TTL / CMOS
输出
23 R3
OUT
R3
R3
IN
24
5kI
RS-232
输入
17 R4
OUT
R4
R4
IN
18
5kI
14 R5
OUT
R5
R5
IN
13
5kI
20 EN
MAX205
GND
11
SHDN
21
14
