MEMORY存儲芯片MAX488ECPA中文規(guī)格書

1、 MAX481E/MAX483E/MAX485E/MAX487EMAX491E/MAX1487E15kV ESD-Protected, Slew-Rate-Limited,Low-Power, RS-485/RS-422 TransceiversNOTES FOR ELECTRICAL/SWITCHING CHARACTERISTICSNote 1: All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to de

2、viceground unless otherwise specified.Note 2: All typical specifications are given for VCC = 5V and T = +25C.ANote 3: Supply current specification is valid for loaded transmitters when DE = 0V.Note 4: Applies to peak current. See Typical Operating Characteristics.Note 5: The MAX481E/MAX483E/MAX487E

3、are put into shutdown by bringing RE high and DE low. If the inputs are in this state forless than 50ns, the parts are guaranteed not to enter shutdown. If the inputs are in this state for at least 600ns, the parts areguaranteed to have entered shutdown. See Low-Power Shutdown Modesection._Typical O

4、perating Characteristics(VCC = 5V, T = +25C, unless otherwise noted.)AOUTPUT CURRENT vs.OUTPUT CURRENT vs.RECEIVER OUTPUT HIGH VOLTAGEvs. TEMPERATURERECEIVER OUTPUT LOW VOLTAGERECEIVER OUTPUT HIGH VOLTAGE50454035-25-20-15-104.84.64.44.24.03.83.6102030-EEE111888444XAMXAMXAM)V)AA(mmEGATLOV(TNERRUCTNER

5、RUC3025HGIT2015THUPTUPTTUPTUOUOUO3.43.23.0105-50000.51.01.52.02.51.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0OUTPUT HIGH VOLTAGE (V)-60 -40 -20020 40 60 80 100OUTPUT LOW VOLTAGE (V)TEMPERATURE (C)RECEIVER OUTPUT LOW VOLTAGEvs. TEMPERATUREDRIVER OUTPUT CURRENT vs.DIFFERENTIAL OUTPUT VOLTAGE0.90.80.70.60.50.40.390

6、8070604050-EE118844XAMXAM)V)(AEGATLOVm(TNERRUC5040WOLTTUPTUPT30UOUO0.20.1020100-60 -40 -20020 40 60 80 10000.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5DIFFERENTIAL OUTPUT VOLTAGE (V)TEMPERATURE (C)5 MAX481E/MAX483E/MAX485E/MAX487EMAX491E/MAX1487E15kV ESD-Protected, Slew-Rate-Limited,Low-Power, RS-485/RS-422

7、Transceivers_Typical Operating Characteristics (continued)(VCC = 5V, T = +25C, unless otherwise noted.)ADRIVER DIFFERENTIAL OUTPUTVOLTAGE vs. TEMPERATUREOUTPUT CURRENT vs.OUTPUT CURRENT vs.DRIVER OUTPUT LOW VOLTAGEDRIVER OUTPUT HIGH VOLTAGE2.32.22.12.01.9140120-100-90-80-706070E-80E-)E811V88444(XAMX

8、AMXAMEGATLOV)m 100)AAm(TNTNERRUCT-60-50EUPT8060RRUCUOTT-40-30L1.81.7UPTUPTAITN40200UOUOEREFF-20-100I1.61.5D-60 -40 -20020 40 60 80 100024681012-8-6-4-20246TEMPERATURE (C)OUTPUT LOW VOLTAGE (V)OUTPUT HIGH VOLTAGE (V)MAX481E/MAX485E/MAX490E/MAX491ESUPPLY CURRENT vs. TEMPERATUREMAX483E/MAX487EMAX489EMA

9、X1487ESUPPLY CURRENT vs. TEMPERATURESUPPLY CURRENT vs. TEMPERATURE60050040030020060050040030020060050040030020090-0111MAX481E/MAX485E; DE = V , RE = XE1-CC81188444XAMXAMXAM)AAA(TNERRUCTNERRUCTNERRUCCCMAX1487E; DE = V , RE = XCCCCYYYLLLPPUSPPUSPPUSMAX483E/MAX487E; DE = RE = 0,MAX488E/MAX489E; DE = RE = XMAX1487E; DE = 0V, RE = X100010001000MAX481E; DE = 0, RE = VMAX483E/MAX487E;