
HI-1570
VCONT A&B
TXA/B
TXA/B
TXINHA/B
RXA/B
RXA/B
RXENA/B
Each Bus
TRANSMITTER
Transmit
Logic
Slope
Control
Data Bus
Isolation
Transformer
BUSA/B
BUSA/B
Coupler
Network
Direct or
Transformer
RECEIVER
Receive
Logic
Comparator
Input
Filter
Figure 1. Block Diagram
TRANSMIT WAVEFORM - EXAMPLE PATTERN
TXA/B
TXA/B
BUSA/B - BUSA/B
Vin
(Line to Line)
RXA/B
RXA/B
RECEIVE WAVEFORMS - EXAMPLE PATTERN
HOLT INTEGRATED CIRCUITS
3