ST3232ECTR 查看數據表（PDF） - STMicroelectronics

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ST3232ECTR

±15kV ESD-Protection, 3 to 5.5V, low power, up to 250KBPS, RS-232 drivers and receivers

STMicroelectronics 

ST3232E

1

Pin configuration

Figure 1. Pin connection

Pin configuration

Table 1. Pin description

Pln N°

Symbol

1

C1+

2

V+

3

C1-

4

C2+

5

C2-

6

V-

7

T2OUT

8

R2IN

9

R2OUT

10

T2IN

11

T1IN

12

R1OUT

13

R1IN

14

T1OUT

15

GND

16

VCC

Name and function

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

3/20

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