XR32330 Datasheet, PDF (11/13 Pages) Exar Corporation – 3-Driver/3-Receiver Intelligent RS-232 Transceiver

XR32330
Valid
RS-232
Level at
Receiver
Input
Yes
No
Yes
No
Yes
No
Table 2: XR32330 Operation Truth Table
SHUTDOWN ONLINE TxOUT RxOUT STATUS
Mode of Operation
L
X
High-Z High-Z
H
Manually forced shutdown
L
X
High-Z High-Z
L
Manually forced shutdown
H
L
Active Active
H
Normal Operation
(Auto On-Line® enabled)
H
L
High-Z Active
L
Standby Operation due to
Auto On-Line® circuitry
H
H
Active Active
H
Normal Operation
H
H
Active Active
L
Normal Operation
Table 3: XR32330 Driver and Receiver Truth Table
SHUTDOWN RxIN
RxOUT
TxIN
TxOUT
L
X
High-Z
X
High-Z
H
L
H
L
H
H
H
L
H
L
June 16, 2016
11 / 13
exar.com/XR32330
Rev 1B