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UM3243EESS Datasheet(PDF) 8 Page - Union Semiconductor, Inc.

Part # UM3243EESS
Description  Low Supply Current, 3V to 5.5V, 250kbps, 3-Driver/5-Receiver, Enhanced ESD Protection Smart RS-232 Transceivers
PDF  22 Pages
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Manufacturer  UNIONSEMI [Union Semiconductor, Inc.]
Direct Link  http://www.union-ic.com
Logo UNIONSEMI - Union Semiconductor, Inc.

UM3243EESS Datasheet(HTML) 8 Page - Union Semiconductor, Inc.

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http://www.union-ic.com Rev.01 Mar.2015
8/22
UM3243
Typical Operating Characteristics
(VCC=+3.3V, 0.47μF capacitors, all transmitters loaded with 3kΩ and CL, TA=25°C, unless otherwise
noted.)
-8
-6
-4
-2
0
2
4
6
8
2.4
2.9
3.4
3.9
4.4
4.9
5.4
Supply Voltage (V)
Transmitter Output Voltage vs. Supply Voltage
VOUT+
VOUT-
15
20
25
30
35
2.4
2.9
3.4
3.9
4.4
4.9
5.4
Supply Voltage (V)
Supply Current vs. Supply Voltage
-8
-6
-4
-2
0
2
4
6
8
0
500
1000
1500
2000
2500
3000
Load Capacitance (pF)
Transmitter Output Voltage vs. Load Capacitance
VOUT+
VOUT-
0
5
10
15
20
25
30
35
40
45
50
0
500
1000
1500
2000
2500
3000
Load Capacitance (pF)
Slew Rate vs. Load Capacitance
+Slew
-Slew
10
12
14
16
18
20
22
24
26
0
500
1000
1500
2000
2500
3000
Load Capacitance (pF)
Supply Current vs. Load Capacitance
20K
120K
250K
-8
-6
-4
-2
0
2
4
6
8
2.4
2.9
3.4
3.9
4.4
4.9
5.4
Supply Voltage (V)
V+, V- vs. Supply Voltage
V+
V-
Transmitting at 250kbps
CL=1000pF
Transmitting at 250kbps
CL=1000pF
Transmitting at 250kbps
CL=1000pF
Transmitting at 20kbps
Transmitting at 20kbps



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