參數(shù)資料
型號(hào): SP3223EEY-L/TR
廠商: Exar Corporation
文件頁(yè)數(shù): 17/20頁(yè)
文件大小: 0K
描述: IC TXRX RS232 INTELLIGNT 20TSSOP
產(chǎn)品變化通告: Packaging Change 15/Jul/2010
標(biāo)準(zhǔn)包裝: 1,500
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 2/2
規(guī)程: RS232
電源電壓: 3 V ~ 5.5 V
安裝類型: 表面貼裝
封裝/外殼: 20-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 20-TSSOP
包裝: 帶卷 (TR)
Exar Corporation 48720 Kato Road, Fremont CA, 94538 (50)668-707 www.exar.com
SP3223E/EB/EU_0_06272
6
Unless otherwise noted, the following performance characteristics apply for V
CC = +3.3V, 250Kbps data rate, all
drivers loaded with 3k, 0.1F charge pump capacitors, and T
AMB = +25°C.
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 2. Transmitter Output Voltage VS. Load
Capacitance for the SP3223EB
Figure 3. Slew Rate VS. Load Capacitance for the
SP3223EB
30
25
20
15
10
5
0
500
1000
2000 3000
4000
5000
Load Capacitance (pF)
- Slew
+ Slew
1 Transmitter at 250Kbps
1 Transmitter at 15.6Kbps
All drivers loaded 3K + Load Cap
35
30
25
20
15
10
5
0
Load Capacitance (pF)
0
1000
2000
3000
4000
5000
250Kbps
125Kbps
20Kbps
1 Transmitter at 250Kbps
1 Transmitter at 15.6Kbps
All drivers loaded 3K + Load Cap
Figure 4. Supply Current VS. Load Capacitance
when Transmitting Data for the SP3223EB
Figure 5. Supply Current VS. Supply Voltage for
the SP3223EB
20
15
10
5
0
2.7
3
3.5
4
4.5
5
Supply V oltage (V DC)
1 Transmitter at 250Kbps
2 Transmitters at 15.6Kbps
All drivers loaded with 3K // 1000pF
Figure 6. Transmitter Output Voltage VS. Supply
Voltage for the SP3223EB
6
4
2
0
-2
-4
-6
0
1000
2000
3000
4000
5000
TxOUT +
TxOUT -
Load Capacitance (pF)
6
4
2
0
-2
-4
-6
2.7
3
3.5
4
4.5
5
Supply V oltage (V DC)
Tx OUT -
Tx OUT +
Supply Voltage (Vdc)
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