74VHCT373AMTR データシートの表示（PDF） - STMicroelectronics

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74VHCT373AMTR

OCTAL D-TYPE LATCH WITH 3 STATE OUTPUTS NON INVERTING

STMicroelectronics 

74VHCT373A

Figure 4: Test Circuit

tPLH, tPHL

tPZL, tPLZ

tPZH, tPHZ

TEST

SWITCH

Open

VCC

GND

CL =15/50pF or equivalent (includes jig and probe capacitance)

RL = R1 = 1KΩ or equivalent

RT = ZOUT of pulse generator (typically 50Ω)

Figure 5: Waveform - LE To Qn Propagation Delays, LE Minimun Pulse Width, Dn To LE Setup

And Hold Times (f=1MHz; 50% duty cycle)

6/13

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