XR3160EIU-0A-EB Datasheet, PDF (8/23 Pages) Exar Corporation – RS-232/RS-485/RS-422 TRANSCEIVER WITH 15KV ESD PROTECTION

XR3160E
RS-232/RS-485/RS-422 TRANSCEIVER WITH 15KV ESD PROTECTION
PIN DESCRIPTIONS
REV. 1.0.0
Pin
Name
1
C1+
2
VCC
3
C1-
4
GND
5
T1OUT, B/Z
6
T2OUT, A/Y
7
R1OUT
8
R2OUT, RO
9
SHDN
10
SLEW
11
RS-485/RS-232
12
HALF/FULL
13
R2IN, A
14
R1IN, B
15
T2IN, DE
16
T1IN, DI
17
V-
18
C2-
19
C2+
20
V+
RS-232
RS-485 Full Duplex
RS-485 Half Duplex
Charge pump cap 1 positive lead, 0.1µF
Main Supply, V_CC = +3.0V to +5.5V, bypass to ground with 1.0µF
Charge pump cap 1 negative lead
Ground
Transmitter 1 Output
Z Driver Neg Output
B/Z Neg Input/Output
Transmitter 2 Output
Y Driver Pos Output
A/Y Pos Input/Output
Receiver 1 Output
X
X
Receiver 2 Output
Receiver TTL Output
Receiver TTL Output
Low power shutdown mode when low
Data rate limited to 250kbps when low
0
1
1
X
0
1
Receiver 2 Input
A Pos Receiver Input
X
Receiver 1 Input
B Neg Receiver Input
X
Transmitter 2 Input
Driver enabled when high
Transmitter 1 Input
Driver TTL Input
Charge pump negative supply, 0.1µF from ground
Charge pump cap 2 negative lead
Charge pump cap 2 positive lead, 0.1µF
Charge pump positive supply, 0.1µF to ground
8