st3232b STMicroelectronics, st3232b Datasheet - Page 3

• Manufacturer Part Number: st3232b
• Description: 3 To 5.5 V, Low Power, Up To 400 Kbps Rs-232 Drivers And Receivers
• Manufacturer: STMicroelectronics

1
Figure 1.
Table 2.
Pin n°
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
Pin configuration
Pin connection
Pin description
Symbol
R2
R1
T2
T1
GND
R2
R1
T2
T1
V
C
C
C
C
V+
V-
OUT
OUT
CC
OUT
OUT
1
2
1
2
IN
IN
IN
IN
+
+
-
-
Positive terminal for the first charge pump capacitor
Doubled voltage terminal
Negative terminal for the first charge pump capacitor
Positive terminal for the second charge pump capacitor
Negative terminal for the second charge pump capacitor
Inverted voltage terminal
Second transmitter output voltage
Second receiver input voltage
Second receiver output voltage
Second transmitter input voltage
First transmitter input voltage
First receiver output voltage
First receiver input voltage
First transmitter output voltage
Ground
Supply voltage
Name and function
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