SP3222EU 데이터 시트보기 (PDF) - Exar Corporation
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SP3222EU Datasheet PDF : 20 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise noted, the following performance characteristics apply for VCC = +3.3V, 1000kbps data rate, all
drivers loaded with 3kΩ, 0.1µF charge pump capacitors, and TAMB = +25°C.
6
4
T1 at 1Mbps
2
T2 at 62.5Kbps
0
-2
-4
-6
0
250
500
1000
Load Capacitance (pF)
1500
Figure 1. Transmitter Output Voltage vs Load
Capacitance for the SP3222EU and SP3232EU
120
100
80
60
40
20
0
0
T1 at 1Mbps
T2 at 62.5Kbps
All TX loaded 3K // CLoad
250 500 1000 1500
Load Capacitance (pF)
2000
Figure 2. Slew Rate vs Load Capacitance for the
SP3222EU and SP3232EU
35
30
20
15
10
T1 at 1Mbps
T2 at 62.5Kbps
5
0
0
250
500
1000
1500
Load Capacitance (pF)
Figure 3. Supply Current VS. Load Capacitance
when Transmitting Data for the SP3222EU and
SP3232EU
20
15
T1 at 1Mbps
10
T2 at 62.5Kbps
5
0
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Figure 4. Supply Current VS. Supply Voltage for the
SP3222EU and SP3232EU
6
4
2
T1 at 1Mbps
0
T2 at 62.5Kbps
-2
-4
-6
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Figure 5. Transmitter Output Voltage vs Supply
Voltage for the SP3222EU and SP3232EU
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 6. Transmitter Skew VS. Load Capacitance
for the SP3222EU and SP3232EU
Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
SP3222EU/SP3232EU_102_031413
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