DS75176B Datasheet, PDF (6/14 Pages) National Semiconductor (TI) – Multipoint RS-485/RS-422 Transceivers

DS75176B, DS75176BT
SNLS381C – JULY 1998 – REVISED APRIL 2013
Table 2. DS75176B Receiving⁽¹⁾
Inputs
RE
DE
RI-RI
0
0
≥ +0.2V
0
0
≤ −0.2V
0
0
Inputs Open**
1
0
X
Outputs
RO
1
0
1
Z
(1) X — Don't care condition
Z — High impedance state
Fault — Improper line conditons causing excessive power dissipation
in the driver, such as shorts or bus contention situations
**This is a fail safe condition
TYPICAL APPLICATION
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