ST207EC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST207EC

±15kV ESD protected 5V RS-232 transceiver

STMicroelectronics 

Pin configuration

Table 2. Pin description

Pin N°

Symbol

Note

18

T3IN

TTL/CMOS driver input internal pull-up to VCC

19

T4IN

TTL/CMOS driver input internal pull-up to VCC

20

T5OUT RS-232 driver output

21

T5IN

TTL/CMOS driver input internal pull-up to VCC

22

R2OUT TTL/CMOS receiver output

23

R2IN RS-232 receiver input

24

T4OUT RS-232 driver output

ST207EB - ST207EC

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