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SP3220EUEY-L-TR Datasheet(PDF) 4 Page - Exar Corporation

Part No. SP3220EUEY-L-TR
Description  3.0V to 5.5V RS-232 Driver/Receiver Pair
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Maker  EXAR [Exar Corporation]
Homepage  http://www.exar.com
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SP3220EUEY-L-TR Datasheet(HTML) 4 Page - Exar Corporation

 
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Exar Corporation 48720 Kato Road, Fremont CA, 94538 • 510-668-7017 • www.exar.com
SP3220E_EB_EU_102_102016
Unless otherwise noted, the following performance characteristics apply for V
CC = +3.3V, 250kbps data rate, all
drivers loaded with 3kΩ, 0.1µF charge pump capacitors, and T
AMB = +25°C.
Figure 2. Transmitter Output Voltage vs Load
Capacitance for the SP3220EB.
Figure 1. Icc vs Load Capacitance for the
SP3220EB.
30
25
20
15
10
5
0
Load Capacitance (pF)
0
1000
2000
3000
4000
5000
125Kbps
20Kbps
60Kbps
T1 at Full Data Rate
T2 at 1/16 Full Data Rate
T1+T2 Loaded with 3k/CLoad
Figure 3. Transmitter Output Voltage vs Supply
Voltage for the SP3220EB.
TYPICAL PERFORMANCE CHARACTERISTICS
6
4
2
0
-2
-4
-6
0
1000
2000
3000
4000
5000
TxOUT+
TxOUT-
Load Capacitance (pF)
T1 at 250Kbps
2.7
3
3.5
4
4.5
5
Supply V oltage (V)
6
4
2
0
-2
-4
-6
TxOUT+
TxOUT-
Figure 4. Supply Current vs Supply Voltage for the
SP3220EB.
12
10
8
6
4
2
0
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
T1 Loaded with 3K // 1000pf @ 250Kbps
Figure 5. Slew Rate vs Load Capacitance for the
SP3220EB.
Figure 6. Supply Current vs Supply Voltage for the
SP3220EU.
25
20
15
10
5
0 0
500 1000
2000 3000 4000 5000
Load Capacitance (pF)
- Slew
+ Slew
40
30
20
10
0
0
250
500
1000 2000 3000 4000
Load Capacitance (pF)
500Kbps
1Mbps
2Mbps


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