DS1691A Datasheet, PDF (7/15 Pages) National Semiconductor (TI) – (RS-422/RS-423) Line Drivers with TRI-STATE Outputs

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Operation
RS-422
RS-423
DS1691A, DS3691
Mode
0
0
0
0
1
1
1
1
Truth Table
Inputs
A (D)
B (C)
0
0
0
1
1
0
1
1
0
0
0
1
1
0
1
1
SNLS357E – JULY 1998 – REVISED APRIL 2013
A (D)
0
TRI-STATE
1
TRI-STATE
0
0
1
1
Outputs
B (C)
1
TRI-STATE
0
TRI-STATE
0
1
0
1
TYPICAL APPLICATION INFORMATION
Figure 8. Fully Loaded RS-422 Interface
Figure 9. RS-422 Point to Point Application
Figure 10. Fully Loaded RS-423 Interface
Copyright © 1998–2013, Texas Instruments Incorporated
Product Folder Links: DS1691A DS3691
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