MAX485,MAX483,MAX487,MAX1487,MAX491规格书,datash

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1、_概述MAX481?MAX483?MAX485?MAX487MAX491?MAX1487?RS-485?RS-422?MAX483?MAX487?MAX488?MAX489?EMI?250kbps?MAX481?MAX485?MAX490?MAX491?MAX1487?2.5Mbps?120A?500A?MAX481?MAX483?MAX487?0.1A?5V?MAX487?MAX1487?128?MAX487/MAX1487?MAX488MAX491?MAX481?MAX483?MAX485?MAX487?MAX1487?_应用?RS-485?RS-422?EMI?_下一代器件的特性容错应用

2、MAX3430:80V故障保护、失效保护、1/4单位负载、+3.3V、RS-485收发器MAX3440EMAX3444E:15kV ESD保护、60V故障保护、10Mbps、失效保护、RS-485/J1708收发器对于空间受限应用MAX3460MAX3464:+5V、失效保护、20Mbps、Profibus RS-485/RS-422收发器MAX3362:+3.3V、高速、RS-485/RS-422收发器，采用SOT23封装MAX3280EMAX3284E:15kV ESD保护、52Mbps、+3V至+5.5V、SOT23、RS-485/RS-422、真失效保护接收器MAX3293/MAX32

3、94/MAX3295:20Mbps、+3.3V、SOT23、RS-485/RS-422发送器 对于多通道收发器应用MAX3030EMAX3033E:15kV ESD保护、+3.3V、四路RS-422发送器 对于失效保护应用MAX3080MAX3089:失效保护、高速(10Mbps)、限摆率RS-485/RS-422收发器 对于低电压应用MAX3483E/MAX3485E/MAX3486E/MAX3488E/MAX3490E/MAX3491E:+3.3V供电、15kV ESD保护、12Mbps、限摆率、真正的RS-485/RS-422收发器MAX481/MAX483/MAX485/MAX487M

4、AX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器_ Maxim Integrated Products1_选型表19-0122;Rev 9;9/09定购信息在数据资料的最后给出。?PART NUMBER HALF/FULL DUPLEX DATA RATE(Mbps)SLEW-RATE LIMITED LOW-POWER SHUTDOWN RECEIVER/DRIVER ENABLE QUIESCENT CURRENT(A)NUMBER OF RECEIVERS ON BUS PIN COUNT MAX481 Half2.5NoYesYes300328MAX483 H

5、alf0.25YesYesYes120328MAX485 Half2.5NoNoYes300328MAX487 Half0.25YesYesYes1201288MAX488 Full0.25YesNoNo120328MAX489 Full0.25YesNoYes1203214MAX490 Full2.5NoNoNo300328MAX491 Full2.5NoNoYes3003214MAX1487 Half2.5NoNoYes2301288深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功

6、耗、限摆率、RS-485/RS-422收发器2_ABSOLUTE MAXIMUM RATINGSSupply Voltage(VCC).12VControl Input Voltage(RE,DE).-0.5V to(VCC+0.5V)Driver Input Voltage(DI).-0.5V to(VCC+0.5V)Driver Output Voltage(A,B).-8V to+12.5VReceiver Input Voltage(A,B).-8V to+12.5VReceiver Output Voltage(RO).-0.5V to(VCC+0.5V)Continuous Pow

7、er Dissipation(TA=+70C)8-Pin Plastic DIP(derate 9.09mW/C above+70C).727mW14-Pin Plastic DIP(derate 10.00mW/C above+70C).800mW8-Pin SO(derate 5.88mW/C above+70C).471mW14-Pin SO(derate 8.33mW/C above+70C).667mW8-Pin MAX(derate 4.1mW/C above+70C).830mW8-Pin CERDIP(derate 8.00mW/C above+70C).640mW14-Pin

8、 CERDIP(derate 9.09mW/C above+70C).727mWOperating Temperature RangesMAX4_ _C_ _/MAX1487C_ A.0C to+70CMAX4_ _E_ _/MAX1487E_ A.-40C to+85CMAX4_ _MJ_/MAX1487MJA.-55C to+125CStorage Temperature Range.-65C to+160CLead Temperature(soldering,10sec).+300CDC ELECTRICAL CHARACTERISTICS(VCC=5V 5%,TA=TMINto TMA

9、X,unless otherwise noted.)(Notes 1,2)Stresses beyond those listed under“Absolute Maximum Ratings”may cause permanent damage to the device.These are stress ratings only,and functionaloperation of the device at these or any other conditions beyond those indicated in the operational sections of the spe

10、cifications is not implied.Exposure toabsolute maximum rating conditions for extended periods may affect device reliability.VVIN=-7VVIN=12VVIN=-7VVIN=12VInput Current(A,B)IIN2VTHk48-7V VCM 12V,MAX487/MAX1487RINReceiver Input Resistance-7V VCM 12V,all devices exceptMAX487/MAX1487R=27(RS-485),Figure 4

11、0.4V VO 2.4VR=50(RS-422)IO=4mA,VID=-200mVIO=-4mA,VID=200mVVCM=0V-7V VCM 12VDE,DI,REDE,DI,REMAX487/MAX1487,DE=0V,VCC=0V or 5.25VDE,DI,RER=27 or 50,Figure 4R=27 or 50,Figure 4R=27 or 50,Figure 4DE=0V;VCC=0V or 5.25V,all devices exceptMAX487/MAX1487CONDITIONSk12A1IOZRThree-State(high impedance)Output C

12、urrent at ReceiverV0.4VOLReceiver Output Low Voltage3.5VOHReceiver Output High VoltagemV70VTHReceiver Input HysteresisV-0.20.2Receiver Differential ThresholdVoltage-0.2mA0.25mA-0.81.01.55VOD2Differential Driver Output(with load)V2V5VOD1Differential Driver Output(no load)A2IIN1Input CurrentV0.8VILInp

13、ut Low VoltageV2.0VIHInput High VoltageV0.2VODChange in Magnitude of DriverCommon-Mode Output Voltagefor Complementary Output StatesV0.2VODChange in Magnitude of DriverDifferential Output Voltage forComplementary Output StatesV3VOCDriver Common-Mode OutputVoltageUNITSMINTYPMAXSYMBOLPARAMETER深圳市万瑞尔科技

14、有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器_3SWITCHING CHARACTERISTICSMAX481/MAX485,MAX490/MAX491,MAX1487(VCC=5V 5%,TA=TMINto TMAX,unless otherwise noted.)(Notes 1,2)DC ELECTRICAL CHARACTERISTICS(continued)(VCC=5V 5%,TA=TMINto TMAX,unless otherwise n

15、oted.)(Notes 1,2)mA7950V VO VCCIOSRReceiver Short-Circuit CurrentmA35250-7V VO12V(Note 4)IOSD2Driver Short-Circuit Current,VO=LowmA35250-7V VO12V(Note 4)IOSD1Driver Short-Circuit Current,VO=HighMAX1487,RE=0V or VCC250400350650ns103060tPHLDriver Rise or Fall TimeFigures 6 and 8,RDIFF=54,CL1=CL2=100pF

16、nsMAX490M,MAX491MMAX490C/E,MAX491C/E2090150MAX481,MAX485,MAX1487MAX490M,MAX491MMAX490C/E,MAX491C/EMAX481,MAX485,MAX1487Figures 6 and 8,RDIFF=54,CL1=CL2=100pFMAX481(Note 5)Figures 5 and 11,CRL=15pF,S2 closedFigures 5 and 11,CRL=15pF,S1 closedFigures 5 and 11,CRL=15pF,S2 closedFigures 5 and 11,CRL=15p

17、F,S1 closedFigures 6 and 10,RDIFF=54,CL1=CL2=100pFFigures 6 and 8,RDIFF=54,CL1=CL2=100pFFigures 6 and 10,RDIFF=54,CL1=CL2=100pFCONDITIONSns510tSKEWns50200600tSHDNTime to ShutdownMbps2.5fMAXMaximum Data Ratens2050tHZReceiver Disable Time from Highns103060tPLH2050tLZReceiver Disable Time from Lowns205

18、0tZHDriver Input to OutputReceiver Enable to Output Highns2050tZLReceiver Enable to Output Low2090200nsns134070tHZtSKDDriver Disable Time from High|tPLH-tPHL|DifferentialReceiver Skewns4070tLZDriver Disable Time from Lowns4070tZLDriver Enable to Output Low31540ns51525ns31540tR,tF2090200Driver Output

19、 Skew to OutputtPLH,tPHLReceiver Input to Output4070tZHDriver Enable to Output HighUNITSMINTYPMAXSYMBOLPARAMETERCONDITIONSUNITSMINTYPMAXSYMBOLPARAMETER230400300500MAX481/MAX485,RE=0V or VCC500900MAX490/MAX491,DE,DI,RE=0V or VCC300500MAX488/MAX489,DE,DI,RE=0V or VCC120250DE=VCC300500DE=0VDE=VCCDE=0VA

20、MAX481/483/487,DE=0V,RE=VCC0.110ISHDNSupply Current in Shutdown 120250ICCNo-Load Supply Current(Note 3)DE=5VDE=0VMAX483MAX487MAX483/MAX487,RE=0V or VCCFigures 7 and 9,CL=100pF,S2 closedFigures 7 and 9,CL=100pF,S1 closedFigures 7 and 9,CL=15pF,S1 closedFigures 7 and 9,CL=15pF,S2 closedA深圳市万瑞尔科技有限公司 M

21、AXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器4_SWITCHING CHARACTERISTICSMAX483,MAX487/MAX488/MAX489(VCC=5V 5%,TA=TMINto TMAX,unless otherwise noted.)(Notes 1,2)SWITCHING CHARACTERISTICSMAX481/MAX485,MAX490/MAX491,MAX1487(continued)(VCC=5V 5%,TA=TMINto TMAX,u

22、nless otherwise noted.)(Notes 1,2)3001000Figures 7 and 9,CL=100pF,S2 closedFigures 7 and 9,CL=100pF,S1 closedFigures 5 and 11,CL=15pF,S2 closed,A-B=2VCONDITIONSns40100tZH(SHDN)Driver Enable from Shutdown toOutput High(MAX481)nsFigures 5 and 11,CL=15pF,S1 closed,B-A=2VtZL(SHDN)Receiver Enable from Sh

23、utdownto Output Low(MAX481)ns40100tZL(SHDN)Driver Enable from Shutdown toOutput Low(MAX481)ns3001000tZH(SHDN)Receiver Enable from Shutdownto Output High(MAX481)UNITSMINTYPMAXSYMBOLPARAMETERtPLHtSKEWFigures 6 and 8,RDIFF=54,CL1=CL2=100pFtPHLFigures 6 and 8,RDIFF=54,CL1=CL2=100pFDriver Input to Output

24、Driver Output Skew to Outputns100800nsns2000MAX483/MAX487,Figures 7 and 9,CL=100pF,S2 closedtZH(SHDN)Driver Enable from Shutdown toOutput High 2502000ns2500MAX483/MAX487,Figures 5 and 11,CL=15pF,S1 closedtZL(SHDN)Receiver Enable from Shutdownto Output Low ns2500MAX483/MAX487,Figures 5 and 11,CL=15pF

25、,S2 closedtZH(SHDN)Receiver Enable from Shutdownto Output High ns2000MAX483/MAX487,Figures 7 and 9,CL=100pF,S1 closedtZL(SHDN)Driver Enable from Shutdown toOutput Low ns50200600MAX483/MAX487(Note 5)tSHDNTime to Shutdown tPHLtPLH,tPHL B 200mV?RO?A +0.2V-0.2VInputs openX101High-Z*X=Dont careHigh-Z=Hig

26、h impedance*Shutdown mode for MAX481/MAX483/MAX487INPUTSOUTPUTSREDEDIZYXX01110010XX01High-ZHigh-Z*10High-ZHigh-Z*X=Dont careHigh-Z=High impedance*Shutdown mode for MAX481/MAX483/MAX487X=?High-Z=?*MAX481/MAX483/MAX487?X=?High-Z=?*MAX481/MAX483/MAX487?DI3V0VZYVO0V-VOVO1.5VtPLH1/2 VO10%tR90%90%tPHL1.5V

27、1/2 VO10%tFVDIFF=V(Y)-V(Z)VDIFFtSKEW=|tPLH-tPHL|OUTPUT NORMALLY LOWOUTPUT NORMALLY HIGH3V0VY,ZVOLY,Z0V1.5V1.5VVOL+0.5VVOH-0.5V2.3V2.3VtZL(SHDN),tZLtLZtZH(SHDN),tZHtHZDEVOHVOLVID-VID1.5V0V1.5VOUTPUTINPUT0VROA-BtPLHtPHLOUTPUT NORMALLY LOWOUTPUT NORMALLY HIGH3V0VVCCRORO0V1.5V1.5VVOL+0.5VVOH-0.5V1.5V1.5

28、VtZL(SHDN),tZLtLZtZH(SHDN),tZHtHZRE深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 低功耗关断模式(MAX481/MAX483/MAX487)RE?DE?0.1A?RE?DE?RE?DE?50ns?600ns?MAX481?MAX483?MAX487?tZH?tZL?(MAX485/MAX488MAX491?MAX1487?)?tZH(SHDN)?tZL(SHDN)?(?ElectricalCharacteristics)?(tZH(SHDN),tZL(SHDN)?(tZH,tZL)?(?RE?DE?0?1?1?1?0?0?)驱动器输出

29、保护?(?)?传输延时?15?18?14?|tPLH-tPHL|?MAX481?MAX485?MAX490?MAX491?MAX1487?13ns?MAX483?MAX487MAX489?100ns?MAX481?MAX485?MAX490?MAX491?MAX1487?5ns(?10ns)?MAX483?MAX487MAX489?100ns(?800ns)?MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器_1110dB/div0Hz5MHz500kHz/div10dB/div0Hz5MHz500kHz/div?

30、12.MAX481/MAX485/MAX490/MAX491/MAX1487?150kHz?FFT?13.MAX483/MAX487MAX489?150kHz?FFT?深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器12_TTL INtR,tF 6nsDR100pFB100pFARECEIVEROUTR=54ZY500mV/div20ns/divABRO2V/divVCC=5VTA=+25C500mV/div20ns/divABRO2V/di

31、vVCC=5VTA=+25C500mV/div400ns/divABRO2V/divVCC=5VTA=+25C500mV/div400ns/divABRO2V/divVCC=5VTA=+25C?14.?15.MAX481/MAX485/MAX490/MAX491/MAX1487?tPHL?16.MAX481/MAX485/MAX490/MAX491/MAX1487?tPLH?17.MAX483?MAX487MAX489?tPHL?18.MAX483?MAX487MAX489?tPLH深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 传输距离与数据速率RS-485/RS-4

32、22?4000?4000?23?19?20?110kHz?4000?26AWG?120?典型应用MAX481?MAX483?MAX485?MAX487MAX491?MAX1487?21?22?4000?23?MAX483?MAX487MAX489?MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器_13DIVY-VZRO5V0V1V0V-1V5V0V2s/divDIVY-VZRO5V0V1V0V-1V5V0V2s/divDIRODEREABRERERERORORODIDIDIDEDEDEDDDRRRBBBAAA12

33、0120DRMAX481MAX483MAX485MAX487MAX1487?19.110kHz?4000?MAX481/MAX485/MAX490/MAX491/MAX1487?20.110kHz?4000?MAX483?MAX487MAX489?21.MAX481/MAX483/MAX485/MAX487/MAX1487?RS-485?深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器14_?22.MAX488MAX491?RS-485?23

34、.MAX488MAX491?隔离的RS-485?RS-485?MAX253?MAX1480?120120RDROREDEDIABY120120DIDIDIRORORODEDEDEREREREZZZZYYYAAABBBDDDRRRMAX488MAX491NOTE:RE AND DE ON MAX489/MAX491 ONLY.120120DATA INDATA OUTRDROREDEDIABZYMAX488MAX491NOTE:RE AND DE ON MAX489/MAX491 ONLY.深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX

35、485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器_15_定购信息_芯片拓扑MAX481/MAX483/MAX485/MAX487/MAX1487N.C.RO0.054(1.372mm)0.080(2.032mm)DE DIGNDBN.C.VCCA RE*?14 CERDIP-55C to+125CMAX489MJD14 SO-40C to+85CMAX489ESD14 Plastic DIP-40C to+85CMAX489EPDDice*0C to+70CMAX489C/D14 SO0C to+70CMAX489CSD14 Plastic DI

36、P0C to+70CMAX489CPD8 CERDIP-55C to+125CMAX488MJA8 SO-40C to+85CMAX488ESA8 Plastic DIP-40C to+85CMAX488EPADice*0C to+70CMAX488C/D8 SO0C to+70CMAX488CSA8 Plastic DIP0C to+70CMAX488CPA8 CERDIP-55C to+125CMAX487MJA8 SO-40C to+85CMAX487ESA8 Plastic DIP-40C to+85CMAX487EPADice*0C to+70CMAX487C/D8 SO0C to+

37、70CMAX487CSA8 Plastic DIP0C to+70CMAX487CPA8 CERDIP-55C to+125CMAX485MJA8 SO-40C to+85CMAX485ESA8 Plastic DIP-40C to+85CMAX485EPADice*0C to+70CMAX485C/D8 SO0C to+70CMAX485CSA8 Plastic DIP0C to+70CMAX485CPA8 CERDIP-55C to+125CMAX483MJA8 SO-40C to+85CMAX483ESA8 Plastic DIP-40C to+85CMAX483EPA8 CERDIP-

38、55C to+125CMAX481MJA8 Plastic DIP0C to+70CMAX481CPAPIN-PACKAGETEMP.RANGEPART14 CERDIP-55C to+125CMAX491MJD14 SO-40C to+85CMAX491ESD14 Plastic DIP-40C to+85CMAX491EPDDice*0C to+70CMAX491C/D14 SO0C to+70CMAX491CSD14 Plastic DIP0C to+70CMAX491CPD8 CERDIP-55C to+125CMAX490MJA8 SO-40C to+85CMAX490ESA8 Pl

39、astic DIP-40C to+85CMAX490EPADice*0C to+70CMAX490C/D8 Plastic DIP0C to+70CMAX490CPAPIN-PACKAGETEMP.RANGEPART8 SO-40C to+85CMAX481ESA8 MAX0C to+70CMAX485CUA8 MAX0C to+70CMAX487CUA8 MAX0C to+70CMAX488CUA8 SO0C to+70CMAX490CSA8 MAX0C to+70CMAX490CUA_定购信息(续)8 CERDIP-55C to+125CMAX1487MJA8 SO-40C to+85CM

40、AX1487ESA8 Plastic DIP-40C to+85CMAX1487EPADice*0C to+70CMAX1487C/D8 SO0C to+70CMAX1487CSA8 Plastic DIP0C to+70CMAX1487CPA8 MAX0C to+70CMAX1487CUA8 MAX0C to+70CMAX483CUADice*0C to+70CMAX483C/D8 SO0C to+70CMAX483CSA8 Plastic DIP0C to+70CMAX483CPA8 Plastic DIP-40C to+85CMAX481EPADice*0C to+70CMAX481C/

41、D8 MAX0C to+70CMAX481CUA8 SO0C to+70CMAX481CSA深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器16_TRANSISTOR COUNT:248SUBSTRATE CONNECTED TO GNDMAX488/MAX490B RO0.054(1.372mm)0.080(2.032mm)N.C.DIGNDZAVCCY N.C._芯片拓扑(续)MAX489/MAX491B RO0.054(1.372mm)

42、0.080(2.032mm)DE DIGNDZAVCCY RE封装类型封装编码文档编号8?DIPP8-121-00438 SOS8-221-00418 MAXU8-121-00368 CERDIPJ8-221-004514?DIPP14-321-004314 SOS14-121-004114 CERDIPJ14-321-0045?china.maxim- MAXIM代理商 0755-28269789 MAX481/MAX483/MAX485/MAX487MAX491/MAX1487低功耗、限摆率、RS-485/RS-422收发器?Maxim Integrated Products,120 San Gabriel Drive,Sunnyvale,CA 94086 408-737-7600 _ 17 2009 Maxim Integrated Products?0 1/93 9 9/09 1 _修订历史?Number of Receivers on Bus?深圳市万瑞尔科技有限公司 MAXIM代理商 0755-28269789