M74HC693B1R(2001) 查看數據表（PDF） - STMicroelectronics

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M74HC693B1R
(Rev.:2001)

4 BIT BINARY COUNTER/REGISTER (3-STATE)

STMicroelectronics 

M74HC693

WAVEFORM 2 : MINIMUM PULSE WIDTH, PROPAGATION DELAY TIME (f=1MHz; 50% duty cycle)

WAVEFORM 3 : MINIMUM SETUP AND HOLD TIME (f=1MHz; 50% duty cycle)

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