MC74HCT541A 查看數據表（PDF） - ON Semiconductor

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MC74HCT541A

Octal 3-State Non-Inverting Buffer/Line Driver/Line Receiver With LSTTL-Compatible Inputs

ON Semiconductor 

MC74HCT541A

SWITCHING WAVEFORMS

tr

INPUT A

tPLH

90%

1.3V

10%

90%

OUTPUT Y

1.3V

10%

tTLH

tf

3.0V

GND

tPHL

tTHL

Figure 1.

OE1 or OE2

OUTPUT Y

OUTPUT Y

1.3V

tPZL tPLZ

1.3V

tPZH tPHZ

1.3V

1.3V

10%

90%

Figure 2.

3.0V

GND

HIGH

IMPEDANCE

VOL

VOH

HIGH

IMPEDANCE

DEVICE

UNDER

TEST

TEST

POINT

OUTPUT

CL*

*Includes all probe and jig capacitance

Figure 3.

TEST CIRCUITS

DEVICE

UNDER

TEST

TEST

POINT

OUTPUT

1kW

CL*

CONNECT TO VCC WHEN

TESTING tPLZ AND tPZL.

CONNECT TO GND WHEN

TESTING tPHZ and tPZH.

*Includes all probe and jig capacitance

Figure 4.

http://onsemi.com

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