Datasheet

MAX13410E–MAX13415E
RS-485 Transceiver with Integrated Low-Dropout
Regulator and AutoDirection Control
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Function Tables for the MAX13410E/MAX13411E
TRANSMITTING
INPUT OUTPUT
RE DE DI B A
X11 0 1
X10 1 0
0 0 X High impedance High impedance
1 0 X High impedance (shutdown)
RECEIVING
INPUT OUTPUT
RE DE A - B RO
0X > -50mV 1
0X < -200mV 0
0 X Open/Short 1
1 1 X High impedance
10 X
High impedance
(shutdown)
X = Don’t care, shutdown mode, driver, and receiver outputs are in high impedance.
Function Tables for the MAX13414E/MAX13415E
TRANSMITTING
INPUT OUTPUT
DE/RE DI B A
0 X High impedance High impedance
11 0 1
10 1 0
RECEIVING
INPUT OUTPUT
DE/RE A - B RO
0 > -50mV 1
0 < -200mV 0
0 Open/Short 1
1 X High impedance
X = Don’t care, shutdown mode, driver, and receiver outputs are in high impedance.
Function Tables for the MAX13412E/MAX13413E
TRANSMITTING
INPUTS OUTPUTS
DI A - B > V
DT
ACTION A B
0 X Turn driver ON 0 1
1 False If driver was OFF, keep it OFF High impedance High impedance
1 False If driver was ON, keep it ON 1 0
1 True Turn driver OFF High impedance High impedance
X = Don’t care, shutdown mode, driver, and receiver outputs are in high impedance.
RECEIVING
INPUTS OUTPUT
RE A - B DRIVER STATE RECEIVER STATE RO
0 > -100mV X ON 1
0 < -100mV X ON 0
1 X ON OFF High impedance
1 > -100mV OFF ON 1
1 < -100mV OFF ON 0