74ACT163 Datasheet, PDF (6/11 Pages) STMicroelectronics – SYNCHRONOUS PRESETTABLE 4-BIT COUNTER

74ACT163
TEST CIRCUIT
CL = 50 pF or equivalent (includes jigand probe capacitance)
RL = R1 = 500Ω orequivalent
RT = ZOUT of pulse generator (typically 50Ω)
WAVEFORM 1: PROPAGATION DELAYS, COUNT MODE (f=1MHz; 50% duty cycle)
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