ST232A 查看數據表（PDF） - STMicroelectronics

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ST232A

Very high speed, ultra low power consumption 5V Powered RS-232 drivers and receivers

STMicroelectronics 

ST232

1

Pin configuration

Figure 1. Pin connections (top view)

Pin configuration

Table 1. Pin description

PlN N°

SYMBOL

NOTE

1

C1+

Positive terminal for the first charge pump capacitor

2

V+

Doubled voltage terminal

3

C1-

Negative terminal for the first charge pump capacitor

4

C2+

Positive terminal for the second charge pump capacitor

5

C2-

Negative terminal for the second charge pump capacitor

6

V-

Inverted voltage terminal

7

T2OUT Second transmitter output voltage

8

R2IN Second receiver input voltage

9

R2OUT Second receiver output voltage

10

T2IN

Second transmitter input voltage

11

T1IN

First transmitter input voltage

12

R1OUT First receiver output voltage

13

R1IN First receiver input voltage

14

T1OUT First transmitter output voltage

15

GND Ground

16

VCC

Supply voltage

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