UM3491 Datasheet, PDF (5/14 Pages) Union Semiconductor, Inc. – +3.3V Low Power，±15kV ESD-Protected, Fail-Safe, RS-422 Transceivers in SOP14/DIP14

UM3491
Typical Operating Characteristics
(V_CC = +3.3V, T_A = +25°C, unless otherwise noted.)
No Load Supply Current vs.
Temperature
250
Output Current vs.Receiver Output
High Voltage
30
225
25
200
20
175
15
150
10
125
RE=L,DE=H
5
100
0
-60 -40 -20 0 20 40 60 80 100
0
1
2
3
4
Te mpe ra ture (℃ )
Output High Voltage (V)
Output Current vs. Receiver Output
Low Voltage
60
50
40
30
20
10
0
0
1
2
3
4
Output Low Voltage (V)
Receiver Output High Voltage vs.
Temperature
3
2.95
I_RO=8mA
2.9
2.85
2.8
2.75
2.7
2.65
2.6
2.55
2.5
-60 -40 -20 0 20 40 60
Te mpe ra ture (℃ )
80 100
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http://www.union-ic.com Rev.02 Jun.2012
5/14