M74HC193 데이터 시트보기 (PDF) - STMicroelectronics

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M74HC193

SYNCHRONOUS UP/DOWN BINARY COUNTER

STMicroelectronics 

M74HC193

TEST CIRCUIT

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

RT = ZOUT of pulse generator (typically 50Ω)

WAVEFORM 1: PROPAGATION DELAY TIME, MINIMUM PULSE WIDTH (COUNT UP OR DOWN)

(f=1MHz; 50% duty cycle)

8/14

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