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HI-8581 View Datasheet(PDF) - Holt Integrated Circuits

Part NameDescriptionManufacturer
HI-8581 ARINC 429 Transmitter with Line Driver and Dual Receivers HOLTIC
Holt Integrated Circuits HOLTIC
HI-8581 Datasheet PDF : 15 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
HI-8581, HI-8589
TIMING DIAGRAMS (cont.)
ARINC DATA
BIT 31
DATA READY FLAG D/R
BYTE SELECT SEL
ENABLE BYTE ON BUS EN
DATA BUS
BIT 32
RECEIVER OPERATON
tD/R
DON'T CARE
tSELEN
tD/REN
tENDATA
tENSEL
DON'T CARE
tEND/R
tEN
tSELEN
DON'T CARE
tENSEL
BYTE 1 VALID
tENEN
tDATAEN
tENDATA
BYTE 2 VALID
tDATAEN
DATA BUS
PL1
PL2
TX/R
TRANSMITTER OPERATION
BYTE 1 VALID
tDWSET
tDWHLD
BYTE 2 VALID
tDWSET
tDWHLD
tPL
tPL12
tPL12
tPL
tTX/R
TRANSMITTING DATA
PL2
TX/R
tPL2EN
ENTX
TXA(OUT)
TXB(OUT)
VDIFF
(TXA(OUT) - TXB(OUT))
tENDAT
ARINC BIT
DATA
BIT 1
+5V
ARINC BIT
DATA
BIT 2
-5V
+5V
one level
-5V
tfx
+10V
10%
90%
tfx
trx
10%
zero level
90%
trx
-10V
null level
HOLT INTEGRATED CIRCUITS
7
tDTX/R
ARINC BIT
DATA
BIT 32
+5V
-5V
+10V
tENTX/R
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