M74HC643RM13TR 查看數據表（PDF） - STMicroelectronics

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M74HC643RM13TR

OCTAL BUS TRANSCEIVER WITH 3 STATE OUTPUTS (INVERTING/NON INVERTING)

STMicroelectronics 

WAVEFORM 2 : OUTPUT ENABLE AND DISABLE TIME (f=1MHz; 50% duty cycle)

M74HC643

7/11

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