SP306 Просмотр технического описания (PDF) - Signal Processing Technologies

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Компоненты Описание

производитель

SP306

RS-422/RS-423 Line Drivers/Receivers

Signal Processing Technologies 

SUPPLY

+5V +12V –12V

SUPPLY

+5V +12V –12V

SELECT A = 0

SELECT B = 1

LOOPBACK = 1

28 1 15

VCC VDD VEE

7

SELECT A

8 SELECT B

22 LOOPBACK

TOUTA1

RINA1

SELECT A = 0

SELECT B = 1

LOOPBACK = 0

28 1 15

VCC VDD VEE

7

SELECT A

8 SELECT B

22 LOOPBACK

TINA TOUTA*1

ROUTA RINA1

TINA

ROUTA

RINB2

RINB1

TOUTB1

TOUTB2

14 GND

SP306

ROUTB

RINB2

RINB1

TINB

TOUTB*1

TOUTB*2

14 GND

SP306

ROUTB

TINB

RS-423 DRIVER

* Tri–state output

RS-423 RECEIVER

RS-422 RECEIVER

Figure 2. Control Input Configuration — SELECT A = 0, SELECT B = 1

RS-422 DRIVER

* Tri–state output

SUPPLY

+5V +12V –12V

SUPPLY

+5V +12V –12V

SELECT A = 1

SELECT B = 0

LOOPBACK = 1

28 1 15

VCC VDD VEE

7

SELECT A

8 SELECT B

22 LOOPBACK

RINA2

RINA1

TOUTA1

TOUTA2

SELECT A = 1

SELECT B = 0

LOOPBACK = 0

28 1 15

VCC VDD VEE

7

SELECT A

8 SELECT B

22 LOOPBACK

ROUTA

RINA2

RINA1

TINA

TOUTA*1

TOUTA*2

ROUTA

TINA

TOUTB 1

RINB1

TINB

TOUTB *1

ROUTB

RINB1

TINB

ROUTB

14

GND

SP306

14

GND

SP306

RS-423 DRIVER

* Tri–state output

RS-423 RECEIVER

RS-422 RECEIVER

Figure 3. Control Input Configuration — SELECT A = 1, SELECT B = 0

RS-422 DRIVER

* Tri–state output

Corporation

SIGNAL PROCESSING EXCELLENCE

93

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