XR32220 Datasheet, PDF (6/13 Pages) Exar Corporation – 2-Driver/2-Receiver Intelligent RS-232 Transceiver

Functional Block Diagram
C1+
C1-
C2+
C2-
Charge
Pump
XR32220
V+
V-
TTL/CMOS
Inputs
T1IN
T2IN
Shutdown
OnLine
Status
Auto On-line /
Control
T1OUT
T2OUT
RS-232
Outputs
TTL/CMOS
Outputs
R1OUT
R2OUT
R1IN
5K
R2IN
5K
RS-232
Inputs
© 2014 Exar Corporation
6 / 13
exar.com/XR32220
Rev 1A