ST202B Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

Fabricante

ST202B

5 V powered multi-channel RS-232 drivers and receivers

STMicroelectronics 

ST202B - ST202C

1

Pin configuration

Figure 1. Pin connections (top view)

Pin configuration

Table 2. Pin description

Pin 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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