XRT6164_07 Datasheet, PDF (3/10 Pages) Exar Corporation – Digital Line Interface Transceiver

PIN CONFIGURATION
XRT6164
16 Lead PDIP (0.300”)
16 Lead SOIC (Jedec, 0.300”)
PIN DESCRIPTION
Pin# Symbol Type
1
RX-I/P
I
2 I/P BIAS O
3 RX ALARM O
4
GNDA
5
S-R
O
6
TX-I/P
I
7
GNDD
8 TX-O/P O
9
V _CCD
10 TX+O/P O
1 1 TX+I/P
I
12
S+R
O
13
V _CCA
14 PEAKCAP
15 TCM CON I
16 RX+I/P
I
Description
Receiver Negative Bipolar Input. Line analog input.
Receive Input Bias. Connects to center tap of input transformer secondary winding.
Loss of Signal Alarm. Active low.
Analog Ground.
Receive Negative Data Output. Output from negative bipolar input pulses (active low).
Transmit Negative Input Data. Input for negative output driver (active high).
Digital Ground.
Transmit Negative Output Driver. Open collector, drives output transformer primary.
+5V +/-5% Digital Supply.
Transmit Positive Output Driver. Open collector, drives output transformer primary.
Transmit Positive Input Data. Input for positive output driver (active high).
Receive Positive Data Output. Output from positive bipolar input pulses (active low).
+5V +/-5% Analog Supply.
Peak Detector Capacitor. Stores peak detector voltage.
Time Compression Multiplex Control. When active, disconnects peak detector charge
and discharge paths (active low).
Receiver Positive Bipolar Input. Line analog input.
Rev. 4.0.0
3