HI-6120 HOLTIC [Holt Integrated Circuits], HI-6120 Datasheet - Page 151

• Manufacturer Part Number: HI-6120
• Description: MIL-STD-1553 Remote Terminal ICs
• Manufacturer: HOLTIC [Holt Integrated Circuits]

18. MIL-STD-1553 BUS INTERFACE
Tx Data from
Manchester
Encoder
TXINHA/B
35Ω (.5 Zo)
Point “AD”
Tx Data from
Manchester
Encoder
TXINHA/B
Figure 27. MIL-STD-1553 Transformer Coupled Test Circuits
TRANSMITTER
Figure 26. MIL-STD-1553 Direct Coupled Test Circuits
(.75 Zo)
(.75 Zo)
52.5Ω
52.5Ω
TRANSMITTER
35Ω
BUSA/B
BUSA/B
Transformer
Coupling
1.4:1
BUSA/B
BUSA/B
HOLT INTEGRATED CIRCUITS
55Ω
55Ω
HI-6120, HI-6121
Transformer
Isolation
Transformer
1:2.5
Isolation
Point
“AT”
2.5:1
Transformer
Transformer
151
Isolation
Isolation
1:2.5
2.5:1
Point
“AT”
Transformer
Coupling
1:1.4
55Ω
55Ω
RECEIVER
RECEIVER
35Ω
(.75 Zo)
(.75 Zo)
52.5Ω
52.5Ω
Rx Data to
Manchester
Decoder
35Ω (.5 Zo)
Point “AD”
Rx Data to
Manchester
Decoder