參數(shù)資料
型號(hào): SP3222EUCA-L
廠商: Exar Corporation
文件頁(yè)數(shù): 15/20頁(yè)
文件大?。?/td> 0K
描述: IC TXRX RS232 ESD TRUE 20SSOP
產(chǎn)品變化通告: Interface Product Discontinuation 10/May/2011
標(biāo)準(zhǔn)包裝: 66
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-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 20-SSOP
包裝: 管件
4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 510-668-7017 www.exar.com
SP3222EU/SP3232EU_102_031413
Unless otherwise noted, the following performance characteristics apply for V
CC = +3.3V, 1000kbps data rate, all
drivers loaded with 3k, 0.1F charge pump capacitors, and T
AMB = +25°C.
Figure 2. Slew Rate vs Load Capacitance for the
SP3222EU and SP3232EU
Figure 1. Transmitter Output Voltage vs Load
Capacitance for the SP3222EU and SP3232EU
0
250
500
1000
1500
Load Capacitance (pF)
Transmitter
Output
Voltage
(V)
6
4
2
0
-2
-4
-6
T1 at 1Mbps
T2 at 62.5Kbps
Figure 3. Supply Current VS. Load Capacitance
when Transmitting Data for the SP3222EU and
SP3232EU
TYPICAL PERFORMANCE CHARACTERISTICS
0
250
500
1000
1500
2000
Load Capacitance (pF)
Slew
Rate
(V/
s)
120
100
80
60
40
20
0
T1 at 1Mbps
T2 at 62.5Kbps
All TX loaded 3K // CLoad
0
250
500
1000
1500
Load Capacitance (pF)
Supply
Current
(mA)
35
30
20
15
10
5
0
T1 at 1Mbps
T2 at 62.5Kbps
Figure 4. Supply Current VS. Supply Voltage for the
SP3222EU and SP3232EU
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Supply
Current
(mA)
20
15
10
5
0
T1 at 1Mbps
T2 at 62.5Kbps
Figure 5. Transmitter Output Voltage vs Supply
Voltage for the SP3222EU and SP3232EU
Figure 6. Transmitter Skew VS. Load Capacitance
for the SP3222EU and SP3232EU
2.7
3
3.5
4
4.5
5
Supply Voltage (V)
Transmitter
Output
Voltage
(V)
6
4
2
0
-2
-4
-6
T1 at 1Mbps
T2 at 62.5Kbps
0
250
500
1000
1500
2000
200
150
100
50
0
Load Capacitance (pF)
Skew
(nS)
T1 at 500Kbps
T2 at 31.2Kbps
All TX loaded 3K // CLoad
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