参数资料
型号: SP3220ECY-L/TR
厂商: Exar Corporation
文件页数: 16/21页
文件大小: 0K
描述: IC DVR/RCVR RS232 ESD 16TSSOP
标准包装: 2,500
类型: 收发器
驱动器/接收器数: 1/1
规程: RS232
电源电压: 3 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-TSSOP(0.173",4.40mm 宽)
供应商设备封装: 16-TSSOP
包装: 带卷 (TR)
4
Exar Corporation 48720 Kato Road, Fremont CA, 94538 510-668-7017 www.exar.com
SP3220E_EB_EU_101_060311
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.
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
Icc
(mA)
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-
Transmitter
Output
Voltage
(V)
Load Capacitance (pF)
T1 at 250Kbps
2.7
3
3.5
4
4.5
5
Supply V oltage (V)
Transmitter
Output
Voltage
(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
Current
(mA)
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
Slew
rate
(V/
s)
Load Capacitance (pF)
- Slew
+ Slew
40
30
20
10
0
250
500
1000 2000 3000 4000
Icc
(mA)
Load Capacitance (pF)
500Kbps
1Mbps
2Mbps
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