M74HC4020(2001) データシートの表示（PDF） - STMicroelectronics

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M74HC4020
(Rev.:2001)

12 STAGE BINARY COUNTER

STMicroelectronics 

M74HC4020

TEST CIRCUIT

CL = 50pF or equivalent (includes jig and probe capacitance)

RT = ZOUT of pulse generator (typically 50Ω)

WAVEFORM 1: MINIMUM PULSE WIDTH (CLEAR) AND REMOVAL TIME (CLEAR TO CLOCK)

(f=1MHz; 50% duty cycle)

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