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參數(shù)資料
型號(hào)： SP339ECR1-L
廠商： Exar Corporation
文件頁數(shù)： 22/23頁
文件大?。?/td> 0K
描述： IC TXRX RS232/485 TERM 40QFN
特色產(chǎn)品： SP339 Multiprotocol Transceiver
標(biāo)準(zhǔn)包裝： 490
類型： 收發(fā)器
驅(qū)動(dòng)器/接收器數(shù)： 3/5
規(guī)程： RS232，RS422，RS485
電源電壓： 3.3V，5V
安裝類型： 表面貼裝
封裝/外殼： 40-VFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝： 40-QFN（6x6）
包裝： 托盤
其它名稱： 1016-1703
SP339E
8
RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION
REV. 1.0.3
TIMING CHARACTERISTICS
UNLESS OTHERWISE NOTED:
VCC = +3.3V ±5% or +5.0V ±5%, C1-C4 = 0.1 F; TA = TMIN to TMAX. Typical values are at VCC = 3.3V, TA = +25°C.
SYMBOL
PARAMETERS
MIN.
TYP.
MAX.
UNITS
CONDITIONS
ALL MODES
tENABLE
Enable from Shutdown
1000
ns
tSHUTDOWN
Enable to Shutdown
1000
ns
RS-232, DATA RATE = 250kbps (SLEW = Vcc), ONE TRANSMITTER SWITCHING
Maximum Data Rate
250
kbps
RL = 3k , CL = 1000pF
tRHL, tRLH
Receiver Propagation Delay
100
ns
CL = 150pF, Figure 9
tRHL-tRLH
Receiver Propagation Delay Skew
100
ns
tDHL, tDLH
Driver Propagation Delay
1400
ns
RL = 3k , CL = 2500pF,
Figure 10
tDHL-tDLH
Driver Propagation Delay Skew
600
ns
tSHL, tSLH
Transition Region Slew Rate from
+3.0V to -3.0V or -3.0V to +3.0V
4
30
V/ s
VCC = 3.3V, RL = 3k to 7k
CL = 150pF to 2500pF,
Figure 10
tSHL, tSLH
Transition Region Slew Rate from
+3.0V to -3.0V or -3.0V to +3.0V
6
30
V/ s
VCC = 3.3V, RL = 3k to 7k
CL = 150pF to 2500pF,
TA = 25°C, Figure 10
RS-232, DATA RATE = 1Mbps (SLEW = 0V), ONE TRANSMITTER SWITCHING
Maximum Data Rate
1
Mbps
RL = 3k , CL = 250pF
tRHL, tRLH
Receiver Propagation Delay
100
ns
CL = 150pF, Figure 9
tRHL-tRLH
Receiver Propagation Delay Skew
100
ns
tDHL, tDLH
Driver Propagation Delay
300
ns
RL = 3k , CL = 1000pF,
Figure 10
tDHL-tDLH
Driver Propagation Delay Skew
150
ns
tSHL, tSLH
Transition Region Slew Rate from
+3.0V to -3.0V or -3.0V to +3.0V
15
150
V/ s
VCC = 3.3V, RL = 3k to 7k
CL = 150pF to 1000pF,
Figure 10
tSHL, tSLH
Transition Region Slew Rate from
+3.0V to -3.0V or -3.0V to +3.0V
24
150
V/ s
VCC = 3.3V, RL = 3k to 7k
CL = 150pF to 1000pF,
TA = 25°C, Figure 10
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參數(shù)描述
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SP339ECR1-LTR 制造商:EXAR 制造商全稱:EXAR 功能描述:RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION
SP339EER1 制造商:EXAR 制造商全稱:EXAR 功能描述:RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION
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SP339EER1-L 功能描述:RS-422/RS-485 接口 IC Multiprotocol, Ext Temp, Transceiver RoHS:否 制造商:Maxim Integrated 數(shù)據(jù)速率:1136 Kbps 工作電源電壓:3 V to 5.5 V 電源電流:5.9 mA 工作溫度范圍:- 40 C to + 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
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