參數(shù)資料
型號(hào): SP3245EEY-L/TR
廠商: Exar Corporation
文件頁(yè)數(shù): 19/22頁(yè)
文件大?。?/td> 0K
描述: IC TXRX RS233 28TSSOP
產(chǎn)品變化通告: Packaging Change 15/Jul/2010
標(biāo)準(zhǔn)包裝: 2,500
類型: 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù): 3/5
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: 28-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 28-TSSOP
包裝: 帶卷 (TR)
6
Exar Corporation 48720 Kato Road, Fremont CA, 94538 50-668-707 www.exar.com
SP3244E_SP3245E_00_2509
TYPICAL PERFORMANCE CHARACTERISTICS
Turn on Time vs. Temperature
ICC vs. Load Capacitance
Transmitter Output vs. Load Capacitance
Transmitter Input to Receiver Output Propaga-
tion Delay vs. Load Capacitance
Transmitter Output Slew Rate vs. Load Capaci-
tance
Transmitter Skew vs. Load Capacitance
0
5
10
15
20
25
30
35
40
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Load Capacitiance (pF)
Supply Current (mA)
250kbps
1Mbps
0
0.5
1
1.5
2
2.5
3
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Load Capacitiance (pF)
Tin to Rout Propagation Delay (us)
0
5
10
15
20
25
30
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Load Capacitiance (pF)
Transmitter Output Slew Rate (V/us)
-6
-5
-4
-3
-2
-1
0
1
2
3
4
5
6
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Load Capacitiance (pF)
Transmitter Output Voltage (V)
V-
V+
0
50
100
150
200
250
300
350
400
0
250
500
750
1000 1250 1500 1750 2000 2250 2500 2750 3000 3250 3500
Load Capacitance (pF)
Skew (ns)
3244, 250kbps
3245, 1Mbps
100
150
200
250
300
350
400
-55
-30
-5
20
45
70
95
Temperature (C)
Charge Pump Turn-on Time (us)
Charge
Pump
Turn-on
Time
(s)
Supply
Current
(mA)
Transmitter
Output
V
oltage
(V)
T
in
to
R
out
Propagation
Delay
(s)
Charge
Pump
Turn-on
Time
(s)
Transmitter
Output
Slew
Rate
(V/s)
Skew
(s)
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