REV. 1.0.0 RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION TIMING CHARACTERISTICS (Continued) U
參數資料
型號： SP338ECR1-L
廠商： Exar Corporation
文件頁數： 25/25頁
文件大?。?/td> 0K
描述： IC RS232 TRANSCEIVER
標準包裝： 490
系列： *
其它名稱： 1016-1748
SP338E
9
REV. 1.0.0
RS-232/RS-485/RS-422 TRANSCEIVER WITH INTERNAL TERMINATION
TIMING CHARACTERISTICS (Continued)
UNLESS OTHERWISE NOTED:
VCC = +3.3V ±5% or +5.0V ±5%, C1-C4 = 0.1F; TA = TMIN to TMAX. Typical values are at VCC = 3.3V, TA = +25°C.
SYMBOL
PARAMETERS
MIN.
TYP.
MAX.
UNITS
CONDITIONS
RS-485/RS-422, DATA RATE = 250kbps (SLEW = Vcc), ONE TRANSMITTER SWITCHING
Maximum Data Rate
250
kbps
RL = 54, CL = 50pF
tRPHL, tRPLH
Receiver Propagation Delay
50
150
ns
CL = 15pF, Figure 15
tRPHL-tRPLH Receiver Propagation Delay Skew
20
ns
tDPHL, tDPLH
Driver Propagation Delay
500
1000
ns
RL = 54, CL = 50pF,
tDPHL-tDPLH Driver Propagation Delay Skew
100
ns
tDR, tDF
Driver Rise and Fall Time
300
650
1200
ns
tRZH, tRZL
Receiver Output Enable Time
200
ns
CL = 15pF, Figure 17
tRHZ, tRLZ
Receiver Output Disable Time
200
ns
tDZH, tDZL
Driver Output Enable Time
1000
ns
RL = 500, CL = 50pF,
tDHZ, tDLZ
Driver Output Disable Time
200
ns
RS-485/RS-422, DATA RATE = 20Mbps (SLEW = 0V), ONE TRANSMITTER SWITCHING
Maximum Data Rate
20
Mbps RL = 54, CL = 50pF
tRPHL, tRPLH
Receiver Propagation Delay
50
150
ns
CL = 15pF, Figure 15
tRPHL-tRPLH Receiver Propagation Delay Skew
10
ns
tDPHL, tDPLH
Driver Propagation Delay
30
100
ns
RL = 54, CL = 50pF,
tDPHL-tDPLH Driver Propagation Delay Skew
10
ns
tDR, tDF
Driver Rise and Fall Time
10
20
ns
tRZH, tRZL
Receiver Output Enable Time
200
ns
CL = 15pF, Figure 17
tRHZ, tRLZ
Receiver Output Disable Time
200
ns
tDZH, tDZL
Driver Output Enable Time
200
ns
RL = 500, CL = 50pF,
tDHZ, tDLZ
Driver Output Disable Time
200
ns
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相關代理商/技術參數
參數描述
SP338ECR1-L/TR 功能描述:RS-422/RS-485 接口 IC Multiprotocol Transceiver RoHS:否 制造商:Maxim Integrated 數據速率: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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
SP338ECR4-L/TR 制造商:Exar Corporation 功能描述:RS-232/RS-485 20MBPS MULTIPROT
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SP338EER1-L 功能描述:RS-422/RS-485 接口 IC Multiprotocol Transceiver RoHS:否 制造商:Maxim Integrated 數據速率: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 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-28 封裝:Tube
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