±15kV ESD-Protected, Fail-Safe, High-Speed (10Mbps),
Slew-Rate-Limited RS-485/RS-422 Transceivers
MAX3080E–MAX3089E
Function Tables (continued)
MAX3082E/MAX3085E/MAX3088E
TRANSMITTING
INPUTS
RE
X
X
0
1
DE
1
1
0
0
DI
1
0
X
X
0
1
High-Z
Shutdown
OUTPUTS
B/Z
A/Y
1
0
High-Z
TXP
0
0
1
1
X
X
RECEIVING
INPUTS
RE
0
0
0
1
1
DE
X
X
X
1
0
A-B
≥
-0.05V
≤
-0.2V
Open/shorted
X
X
OUTPUT
RO
1
0
1
High-Z
Shutdown
H/F
0
0
0
0
1
1
1
1
0
1
0
1
X
X
RXP
0
0
1
1
0
0
1
1
0
0
1
1
X
X
RE
0
0
0
0
0
0
0
0
0
0
0
0
1
1
DE
X
X
X
X
0
0
0
0
X
0
X
0
1
0
RECEIVING
INPUTS
A-B
≥
-0.05V
≤
-0.2V
≥
-0.05V
≤
-0.2V
X
X
X
X
Open/
shorted
X
Open/
shorted
X
X
X
Y-Z
X
X
X
X
≥
-0.05V
≤
-0.2V
≥
-0.05V
≤
-0.2V
X
Open/
shorted
X
Open/
shorted
X
X
OUTPUT
RO
1
0
0
1
1
0
0
1
1
1
0
0
High-Z
Shutdown
X
X
X
X
0
1
RE
MAX3089E
TRANSMITTING
INPUTS
DE
1
1
1
1
0
0
DI
1
0
1
0
X
X
OUTPUTS
Z
0
1
1
0
High-Z
Y
1
0
0
1
High-Z
Shutdown
X = Don’t care
Shutdown mode, driver and receiver outputs high impedance
12
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