参数资料
型号: MAX247
厂商: Maxim Integrated Products, Inc.
元件分类: RS-232
英文描述: 5V High-Speed RS-232 Transceivers with 0.1uF Capacitors
中文描述: 5V的高速RS - 232收发器与0.1uF电容
文件页数: 25/36页
文件大小: 442K
代理商: MAX247
M
+5V-Powered, Multichannel RS-232
Drivers/Receivers
______________________________________________________________________________________
25
GND
8
3
R2
OUT
22
23
R3
OUT
R2
IN
R3
IN
5k
5k
6
7
R1
OUT
R1
IN
5k
RS-232
OUTPUTS
TTL/CMOS
INPUTS
RS-232
INPUTS
TTL/CMOS
OUTPUTS
R1
R2
R3
17
16
R4
OUT
R4
IN
5k
R4
2
5 T1
IN
T1
OUT
+5V
400k
+5V
18
1
T2
IN
T2
OUT
T2
400k
19
T3
OUT
24
T3
IN
+5V
T3
400k
11
C1+
C1-
C2+
1.0
μ
F
10
12
13
14
15
+5V INPUT
C2-
V
CC
+5V TO +10V
VOLTAGE DOUBLER
9
1.0
μ
F
1.0
μ
F
+10V TO -10V
VOLTAGE INVERTER
4
1.0
μ
F
1.0
μ
F
21
20
T4
IN
T4
OUT
+5V
T4
400k
T1
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
T3
OUT
R3
IN
R3
OUT
T4
IN
R2
OUT
R2
IN
T1
OUT
T2
OUT
TOP VIEW
T3
IN
T2
IN
R4
OUT
GND
R1
IN
R1
OUT
T1
IN
16
15
14
13
9
10
11
12
R4
IN
V-
C2-
C2+
C1-
V+
C1+
V
CC
DIP/SO
MAX238
T4
OUT
V+
V-
Figure 16. MAX238 Pin Configuration and Typical Operating Circuit
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