ST3237EB Ver la hoja de datos (PDF) - STMicroelectronics

Número de pieza

componentes Descripción

fabricante

ST3237EB

± 15 kV ESD protected, 1 µA, 3 to 5.5 V, 250 kbps RS-232 transceiver with stand-by

STMicroelectronics 

Pin configuration

ST3237EB

Table 2. Pin description (continued)

Pin n°

Symbol

Name and function

19

T4IN

Fourth transmitter input voltage

20

R2OUT

Second receiver output voltage

21

R1OUT

First receiver output voltage

22

T3IN

Third transmitter input voltage

23

T2IN

Second transmitter input voltage

24

T1N

First transmitter input voltage

25

C1-

Negative terminal of voltage- charge pump capacitor

26

VCC

Supply voltage

27

V+

-5.5V generated by the charge pump

28

C1+

Positive terminal of voltage- charge pump capacitor

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