HI-6121PQMF HOLTIC [Holt Integrated Circuits], HI-6121PQMF Datasheet - Page 110

• Manufacturer Part Number: HI-6121PQMF
• Description: MIL-STD-1553 Remote Terminal ICs
• Manufacturer: HOLTIC [Holt Integrated Circuits]

MIL-STD-1553 BUS INTERFACE
Tx Data from
Manchester
Encoder
TXINHA/B
35
Point “A “
W
(.5 Zo)
Tx Data from
Manchester
Encoder
TXINHA/B
D
TRANSMITTER
Figure 26. Transformer Coupled Test Circuits
(.75 Zo)
(.75 Zo)
52.5
52.5
TRANSMITTER
W
W
35 W
Figure 25. Direct Coupled Test Circuits
BUSA/B
BUSA/B
Transformer
Coupling
HOLT INTEGRATED CIRCUITS
1.4:1
BUSA/B
BUSA/B
55 W
55 W
HI-6120, HI-6121
Transformer
Isolation
Transformer
1:2.5
Isolation
Point
“A ”
2.5:1
T
110
Transformer
Transformer
Isolation
Isolation
1:2.5
2.5:1
Point
“A ”
T
Transformer
Coupling
1:1.4
55 W
55 W
RECEIVER
RECEIVER
35 W
(.75 Zo)
(.75 Zo)
52.5
52.5
W
W
Rx Data to
Manchester
Decoder
35
Point “A “
W
Rx Data to
Manchester
Decoder
(.5 Zo)
D