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第4章 串、并入-串出8位移位寄存器-74hc165.pdf

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SN54HC165,SN74HC165

SCLS116H–DECEMBER1982–REVISEDDECEMBER2015

SNx4HC1658-BitParallel-LoadShiftRegisters

1Features3Description

TheSNx4HC165devicesare8-bitparallel-loadshift

1•WideOperatingVoltageRangeof2Vto6V

registersthat,whenclocked,shiftthedatatowarda

•OutputsCanDriveUpto10LSTTLLoads

serial(QH)output.Parallel-inaccesstoeachstageis

•LowPowerConsumption,80-µAMaximumICCprovidedbyeightindividualdirectdata(A−H)inputs

•Typicaltpd=13nsthatareenabledbyalowlevelattheshift/load

(SH/LD)input.TheSNx4HC165devicesalsofeature

•±4-mAOutputDriveat5V

aclock-inhibit(CLKINH)functionanda

•LowInputCurrentof1µAMaximumcomplementaryserial(QH)output.

•ComplementaryOutputs

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