sp3223ebcy-tr Exar Corporation, sp3223ebcy-tr Datasheet - Page 7

• Manufacturer Part Number: sp3223ebcy-tr
• Description: Sp3223eb -intelligent +3.0v To +5.5v Rs-232 Transceivers
• Manufacturer: Exar Corporation

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