74LVQ541(2004) データシートの表示（PDF） - STMicroelectronics

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74LVQ541
(Rev.:2004)

OCTAL BUS BUFFER WITH 3 STATE OUTPUTS (NON INVERTED)

STMicroelectronics 

Figure 3: Test Circuit

74LVQ541

tPLH, tPHL

tPZL, tPLZ

tPZH, tPHZ

TEST

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

RL = R1 = 500Ω or equivalent

RT = ZOUT of pulse generator (typically 50Ω)

Figure 4: Waveform - Propagation Delays (f=1MHz; 50% duty cycle)

SWITCH

Open

2VCC

Open

5/12

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