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參數(shù)資料
5
Rev. 6/30/03
SP3223B/3243B +3.0V to +5.5V RS-232 Transceivers
Copyright 2003 Sipex Corporation
TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise noted, the following performance characteristics apply for V
CC
= +3.3V, 250kbps data rate, all drivers
loaded with 3K
, 0.1
μ
F charge pump capacitors, and T
AMB
= +25
°
C.
Figure 7. Slew Rate VS. Load Capacitance for the
SP3243B
25
20
15
10
5
00
500
1000
2000
3000
4000
5000
S
μ
s
Load Capacitance (pF)
- Slew
+ Slew
1 Transmitter at 250Kbps
2 Transmitter at 15.6Kbps
All drivers loaded 3K + Load Cap
Figure 8. Supply Current VS. Load Capacitance when
Transmitting Data for the SP3243B
40
35
30
25
20
15
10
5
0
S
Load Capacitance (pF)
0
1000
2000
3000
4000
5000
250Kbps
120Kbps
20Kbps
1 Transmitter at full Data Rate
2 Transmitters at 15.5 Kbps
All Transmitters loades 3K + Load Cap
6
4
2
0
-2
-4
-6
2.7
3
3.5
4
4.5
5
Supply Voltage (V
DC
)
T
V
TxOUT -
TxOUT +
Figure 9. Supply Current VS. Supply Voltage for the
SP3243B
Figure 10. Transmitter Output Voltage VS. Supply
Voltage for the SP3243B
25
20
15
10
5
0
2.7
3
3.5
4
4.5
5
Supply Voltage (V
DC
)
S
1 Transmitter at 250Kbps
2 Transmitters at 15.6Kbps
All drivers loaded with 3K // 1000pF
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SP3243BCA | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3243BCR | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3243BCT | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3243BCY | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
| SP3243BEA | 制造商:SIPEX 制造商全稱:Sipex Corporation 功能描述:Intelligent +3.0V to +5.5V RS-232 Transceivers |
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