MAX13413EESA Datasheet, PDF (15/24 Pages) Maxim Integrated Products – RS-485 Transceiver with Integrated Low-Dropout Regulator and AutoDirection Control

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