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參數(shù)資料
| 型號： | SP339ECR1-L |
| 廠商： | Exar Corporation |
| 文件頁數(shù)： | 23/23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
9
REV. 1.0.3
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 = 0.1 F; 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 11
tRPHL-tRPLH
Receiver Propagation Delay Skew
20
ns
tDPHL, tDPLH
Driver Propagation Delay
500
1000
ns
RL = 54
CL = 50pF,
Figure 12
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 13
tRHZ, tRLZ
Receiver Output Disable Time
200
ns
tDZH, tDZL
Driver Output Enable Time
1000
ns
RL = 500
CL = 50pF,
Figure 14
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 11
tRPHL-tRPLH
Receiver Propagation Delay Skew
10
ns
tDPHL, tDPLH
Driver Propagation Delay
30
100
ns
RL = 54
CL = 50pF,
Figure 12
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 13
tRHZ, tRLZ
Receiver Output Disable Time
200
ns
tDZH, tDZL
Driver Output Enable Time
200
ns
RL = 500
CL = 50pF,
Figure 14
tDHZ, tDLZ
Driver Output Disable Time
200
ns
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| SP339ECR1-L/TR | 功能描述:RS-422/RS-485 接口 IC SP339ECR1-L/TR 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 |
| 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 |
| SP339EER1-0A-EB | 功能描述:界面開發(fā)工具 SP339EER1 EVAL BOARD RoHS:否 制造商:Bourns 產(chǎn)品:Evaluation Boards 類型:RS-485 工具用于評估:ADM3485E 接口類型:RS-485 工作電源電壓:3.3 V |
| 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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