SP503 Datasheet, PDF (5/29 Pages) Sipex Corporation – Multiprotocol Transceiver

RECEIVER INPUT GRAPHS
RS-422 RECEIVER
+3.25mA
RS-423 RECEIVER
+3.25mA
–10V
–3V
–3.25mA
+3V
+10V
Maximum Input Current
versus Voltage
–10V
–3V
–3.25mA
+3V
+10V
Maximum Input Current
versus Voltage
RS-485 RECEIVER
+1.0mA
–7V –3V
–0.6mA
+6V +12V
1 Unit Load
Maximum Input Current
versus Voltage
POWER MATRIX
Typical
@
25°C
and
V
cc
=
+5V
unless
otherwise
noted.
Input
is
applied
to
one
driver.
Mode Open Input Input to 5V Input to GND AC Signal Input to 5V Input to GND AC Signal
to Input with Load with Load with Load
Conditions
V.35
47.0mA
48.8mA
47.3mA
54.5mA 104.2mA 100.9mA
100.9mA
With external termination resistor network;
Input @ 60kHz, Load is 3kΩ & 2500pF for
RS-232 and 100Ω for V.35
RS-232 35.4mA 37.8mA 35.2mA 43.6mA 54.1mA 57.1mA
55.9mA
Input @ 60kHz
Load is 3kΩ & 2500pF for RS-232.
RS-422 25.8mA
31.4mA
25.8mA
27.5mA 140.2mA 135.9mA
Input @ 2.5MHz
145.2mA Load is 100Ω.
RS-485 33.4mA
37.91mA 33.51mA 34.81mA 200.3mA 194.8mA
Input @ 2.5MHz
203.3mA Load is 54Ω.
RS-449 37.8mA
EIA-530 45.2mA
40.3mA
48.1mA
41.1mA
44.4mA
42.9mA 142.3mA 138.8mA
50.3mA 148.9mA 145.7mA
147.4mA
Input @ 60kHz
Load is 100Ω for RS-422
450Ω for RS-423
147.3mA
Input @ 60kHz
Load is 100Ω for RS-422
450Ω for RS-423
Date: 7/29/04
SP503 Multiprotocol Transceiver
5
© Copyright 2004 Sipex Corporation