74AHCT125T14-13 查看數據表（PDF） - Diodes Incorporated.

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74AHCT125T14-13

QUADRUPLE 3-STATE BUFFERS OE LOW

Diodes Incorporated. 

Parameter Measurement Information

74AHCT125

TEST

tPLH/tPHL

tPLZ/tPZL

tPHZ/tPZH

S1

Open

Vload

GND

VCC

4.5V to 5.5V

Inputs

VI

tr/tf

3V

≤3ns

VM

Inputs

VM

Outputs

VLOAD

CL

RL

1.5V

VCC/2

VCC

15pF, 50pF

1K

V∆

0.3V

Voltage Waveform Pulse Duration

Voltage Waveform Enable and Disable Times

Low and High Level Enabling

Voltage Waveform Propagation Delay Times

Inverting and Non Inverting Outputs

Figure 1. Load Circuit and Voltage Waveforms

Notes:

A. Includes test lead and test apparatus capacitance.

B. All pulses are supplied at pulse repetition rate ≤ 1 MHz.

C. Inputs are measured separately one transition per measurement.

D. tPLZ and tPHZ are the same as tdis.

E. tPZL and tPZH are the same as tEN0.

F. tPLH and tPHL are the same as tPD.

74AHCT125

Document number: DS35355 Rev. 3 - 2

4 of 8

www.diodes.com

January 2013

© Diodes Incorporated

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