ST202ED Просмотр технического описания (PDF) - STMicroelectronics

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производитель

ST202ED

±15KV ESD PROTECTED 5V RS-232 TRANSCEIVER

STMicroelectronics 

APPLICATION CIRCUITS (note 1, note 2)

+5V INPUT

C3 +

C5

1

C1+

C1 +

3 C1-

4 C2+

+

C2

5 C2-

+

16

Vcc

+5V TO +10V

VOLTAGE

DOUBLER

+10V TO -10V

VOLTAGE

INVER TER

V+ 2 +10V

V- 6

C4

-10V

+

ST202E/ST232E

11 T1IN

T1

TTL / CMOS INPUTS

10 T2IN

T2

T1OUT 14

T2OUT 7

RS 232 OUTPUTS

12 R1OUT

R1

TTL / CMOS OUTPUTS

9 R2OUT

R2

GND

15

R1IN 13

5K

R2IN 8

5K

RS 232 INPUTS

Note 1: C1-4 capacitors can even be 1 µF ones.

Note 2: C1-4 canbe common or biased capacitors.

Capacitance Value (µF)

D EV I CE S

C1

C2

C3

C4

C5

ST202E

0.1

0.1

0.1

0.1

0.1

ST232E

1

1

1

1

1

5/12

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