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| HCF4021B Datasheet, PDF (6/11 Pages) STMicroelectronics – ASYNCHRONOUS PARALLEL IN OR SYNCHRONOUS SERIAL IN/SERIAL OUT 8 - STAGE STATIC SHIFT REGISTER | |||
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HCF4021B
TEST CIRCUIT
CL = 50pF or equivalent (includes jig and probe capacitance)
RL = 200Kâ¦
RT = ZOUT of pulse generator (typically 50â¦)
WAVEFORM 1 : PROPAGATION DELAY TIMES, CLOCK PULSE WIDTH (f=1MHz; 50% duty cycle)
6/11
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