HI-8281CJI Ver la hoja de datos (PDF) - Holt Integrated Circuits

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HI-8281CJI

ARINC 429 LINE DRIVER AND DUAL RECEIVER

Holt Integrated Circuits 

HI-8281

TIMING DIAGRAMS (cont.)

DATA BUS

PL1

PL2

TX/R

TRANSMITTER OPERATION

BYTE 1 VALID

tDWSET

tDWHLD

tPL

BYTE 2 VALID

tDWSET

tDWHLD

tPL12

tPL12

tPL

tTX/R

PL2

TX/R

ENTX

tPL2EN

TRANSMITTING DATA

tENDAT

ARINC BIT

DATA

BIT 1

ARINC BIT

DATA

BIT 2

TXA(OUT)

TXB(OUT)

VDIFF

(TXA(OUT) - TXB(OUT))

one level

+5V

-5V

+5V

-5V

tfx

+10V

10%

90%

tfx

trx

10%

zero level

90%

trx

-10V

null level

tDTX/R

ARINC BIT

DATA

BIT 32

+5V

-5V

+10V

tENTX/R

HOLT INTEGRATED CIRCUITS

7

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