
± 15kV ESD保护, + 5V RS- 232收发器
MAX202E , MAX213E , MAX232E / MAX241E
____________Pin配置和典型工作电路(续)
顶视图
+ 5V输入
0.1F
9
10
0.1F
6.3V
0.1F
16V
V
CC
C1+
+ 5V至+ 10V
倍压
+ 10V至-10V
高压变频器
+5V
400k
5 T1IN
T2OUT
T1OUT
R2IN
R2OUT
T1IN
R1OUT
R1IN
GND
V
CC
C1+
V+
C1-
1
2
3
4
5
6
7
8
9
10
11
12
24 T3OUT
23 R3IN
22 R3OUT
21 T4IN
20 T4OUT
TTL / CMOS
输入
+5V
400k
19 T3IN
+5V
400k
21 T4IN
6 R1OUT
T4
R1
T4OUT 20
R1IN 7
5k
4 R2OUT
T3
T3OUT 24
+5V
400k
18 T2IN
T2
T2OUT 1
RS-232
输出
T1
T1OUT 2
V-
15
V+
11
0.1F
16V
0.1F
6.3V
12 C1-
13
C2+
14 C2-
MAX208E
19 T3IN
18 T2IN
17 R4OUT
16 R4IN
15 V-
14 C2-
13 C2+
R2
R2IN 3
5k
RS-232
输入
DIP / SO / SSOP
TTL / CMOS
输出
22 R3OUT
R3
R3IN 23
5k
17 R4OUT
R4
R4IN 16
5k
GND
8
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19