XR3070-78X Datasheet, PDF (20/24 Pages) Exar Corporation – LOW POWER 18V TOLERANT RS-485/RS-422 +3.3V TRANSCEIVERS

XR3070-78X
LOW POWER 18V TOLERANT RS-485/RS-422 +3.3V TRANSCEIVERS
TABLE 4: FULL DUPLEX 14 PIN - XR3070X, XR3073X AND XR3076X
RECEIVING
Inputs
Output
RE
DE
V_A - V_B
RO
0
X
 -50mV
1
0
X
 -200mV
0
0
X
Open/Shorted
1
1
1
X
High-Z
1
0
X
Shutdown
TABLE 5: FULL DUPLEX 8 PIN - XR3071X, XR3074X AND XR3077X
RECEIVING
Inputs
Output
V_A - V_B
RO
 -50mV
1
 -200mV
0
Open/Shorted
1
TABLE 6: HALF DUPLEX 8 PIN - XR3072X, XR3075X AND XR3078X
RECEIVING
Inputs
Output
RE
DE
V_A - V_B
RO
0
X
 -50mV
1
0
X
 -200mV
0
0
X
Open/Shorted
1
1
1
X
High-Z
1
0
X
Shutdown
Note: Receiver inputs -200mV  V_A - V_B  -50mV are considered indeterminate.
REV. 1.0.2
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