SP3223E_06 Datasheet, PDF (7/23 Pages) Sipex Corporation – Intelligent +3.0V to +5.5V RS-232 Transceivers

TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise noted, the following performance characteristics apply for V_CC = +3.3V, 1000Kbps data rate, all drivers
loaded
with
3kΩ,
0.1µF
charge
pump
capacitors,
and
T
AMB
=
+25°C.
200
150
100
50
0
0
T1 at 500Kbps
T2 at 31.2Kbps
All TX loaded 3K // CLoad
250 500 1000 1500
Load Capacitance (pF)
2000
Figure 7. Transmitter Skew VS. Load Capacitance for
the 3223EU
6
4
2
0
-2
-4
-6
2.7
1Driver at 1Mbps
Other Drivers at 62.5Kbps
All Drivers Loaded with 3K // 250pF
3
3.5
4
4.5
5
Supply Voltage (V)
Figure 8 Transmitter Output Voltage VS. Supply
Voltage for the SP3223EU
6
4
T1 at 1Mbps
2
T2 at 62.5Kbps
0
-2
-4
-6
0
250
500
1000
Load Capacitance (pF)
1500
Figure 9. Transmitter Output Voltage VS. Load
Capacitance for the SP3223EU
35
30
25
20
15
T1 at 1Mbps
10
T2 at 62.5Kbps
5
0
0
250
500
1000
1500
Load Capacitance (pF)
Figure 10. Supply Current VS. Load Capacitance for the
SP3223EU
20
15
10
T1 at 1Mbps
T2 at 62.5Kbps
All Drivers loaded
5
with 3K//250pF
0
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Figure 11. Supply Current VS. Supply Voltage for the
SP3223EU
6
4
2
T1 at 1Mbps
0
T2 at 62.5Kbps
All Drivers loaded
-2
with 3K//250pF
-4
-6
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Figure 12. Transmitter Output Voltage VS. Supply
Voltage for the SP3223EU
Date: 10/06/06
SP3223 +3.0V to +5.5V RS-232 Transceivers
7
© Copyright 2006 Sipex Corporation