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74LCX244_04 Datasheet, PDF (5/12 Pages) STMicroelectronics – LOW VOLTAGE CMOS OCTAL BUS BUFFER (3-STATE) WITH 5V TOLERANT INPUTS AND OUTPUTS | |||
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Figure 3: Test Circuit
74LCX244
tPLH, tPHL
tPZL, tPLZ
tPZH, tPHZ
TEST
CL = 50 pF or equivalent (includes jig and probe capacitance)
RL = R1 = 500⦠or equivalent
RT = ZOUT of pulse generator (typically 50â¦)
Figure 4: Waveform - Propagation Delays (f=1MHz; 50% duty cycle)
SWITCH
Open
6V
GND
5/12
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