MC74HC368A Просмотр технического описания (PDF) - ON Semiconductor

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MC74HC368A

Hex 3-State Inverting Buffer with Separate 2-Bit and 4-Bit Sections

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MC74HC368A

SWITCHING WAVEFORMS

tr

INPUT A

tPHL

OUTPUT Y

90%

50%

10%

90%

50%

10%

tTHL

Figure 2.

tf

VCC

GND

tPLH

tTLH

OUTPUT ENABLE

OUTPUT Y

OUTPUT Y

50%

tPZL tPLZ

50%

tPZH tPHZ

50%

Figure 3.

VCC

GND

HIGH

IMPEDANCE

10% VOL

90% VOH

HIGH

IMPEDANCE

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

CL*

TEST CIRCUITS

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

1 kW

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.

*Includes all probe and jig capacitance

Figure 5.

TO OTHER

BUFFERS

ONE OF 6

BUFFERS

VCC

Y

A

OUTPUT ENABLE

Figure 6. Logic Detail

http://onsemi.com

4

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