HD74HCT640P

Octal Bus Transceivers (with inverted 3-state outputs) Octal Bus Transceivers (with 3-state outputs)

Features •LSTTLOutputLogicLevelCompatibilityaswellasCMOSOutputCompatibility •HighSpeedOperation:tpd(AtoB)=14.5nstyp(CL=50pF) •HighOutputCurrent:Fanoutof15LSTTLLoads •WideOperatingVoltage:VCC=4.5to5.5V •LowInputCurrent:1μAmax •LowQuiescentSu

HD74HCT640RPEL

OctalBusTransceivers(withinverted3-stateoutputs)OctalBusTransceivers(with3-stateoutputs)

Features •LSTTLOutputLogicLevelCompatibilityaswellasCMOSOutputCompatibility •HighSpeedOperation:tpd(AtoB)=14.5nstyp(CL=50pF) •HighOutputCurrent:Fanoutof15LSTTLLoads •WideOperatingVoltage:VCC=4.5to5.5V •LowInputCurrent:1μAmax •LowQuiescentSu

M74HCT640

OCTALBUSTRANSCEIVER3-STATE:HCT245NONINVERTINGHCT640INVERTING,HCT643INVERTING/NONINVERTING

DESCRIPTION TheM54/74HCT245,HCT640andHCT643utilisesilicongateC2MOStechnologytoachiveoperatingspeedseqivalenttoLSTTLdevices. ■HIGHSPEED tPD=10ns(TYP.)atVCC=5V ■LOWPOWERDISSIPATION ICC=4µA(MAX.)atTA=25°C ■COMPATIBLEWITHTTLOUTPUTS VIH

MM74HCT640

InvertingOctalTRI-STATETransceiver

MM74HCT640J

InvertingOctalTRI-STATETransceiver

MM74HCT640N

InvertingOctalTRI-STATETransceiver

U74HCT640

OCTALBUSTRANSCEIVERSWITH3-STATEOUTPUTS