MC74VHCT574AM 데이터 시트보기 (PDF) - ON Semiconductor

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MC74VHCT574AM

Octal D-Type Flip-Flop with 3-State Output

ON Semiconductor 

MC74VHCT574A

CP

1.5V

tW

1/fmax

tPLH

tPHL

Q

1.5V

Figure 1.

SWITCHING WAVEFORMS

3V

OE

1.5V

GND

tPZL tPLZ

Q

1.5V

VOH

tPZH tPHZ

VOL

Q

1.5V

Figure 2.

3V

GND

HIGH

IMPEDANCE

VOL +0.3V

VOH –0.3V

HIGH

IMPEDANCE

VALID

3V

D

1.5V

GND

tsu

th

3V

CP

1.5V

GND

Figure 3.

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

CL*

* Includes all probe and jig capacitance

Figure 4.

DEVICE

UNDER

TEST

TEST POINT

OUTPUT

1 kΩ

CL*

CONNECT TO VCC WHEN

TESTING tPLZ AND tPZL.

CONNECT TO GND WHEN

TESTING tPHZ AND tPZH.

D0 2

D1 3

D2 4

D3 5

D4 6

D5 7

D6 8

D7 9

EXPANDED LOGIC DIAGRAM

C

Q

D

C

Q

D

C

Q

D

C

Q

D

C

Q

D

C

Q

D

C

Q

D

C

Q

D

19 Q0

18 Q1

17 Q2

16 Q3

15 Q4

14 Q5

13 Q6

12 Q7

CP 11

OE 1

* Includes all probe and jig capacitance

Figure 5. Test Circuit

MOTOROLA

4

VHC Data – Advanced CMOS Logic

DL203 — Rev 1

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