MC74HC574ADWG datasheet(2/10 Pages) ONSEMI

Part #	MC74HC574ADWG

Description	Octal 3?뭆tate Noninverting D Flip?묯lop High?뭁erformance Silicon?묰ate CMOS

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Manufacturer	ONSEMI [ON Semiconductor]

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MC74HC574A

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Figure 1. Pin Assignment

D4

D2

D1

D0

OUTPUT

ENABLE

GND

D7

D6

D5

D3

5

4

3

2

1

10

9

8

7

6

14

15

16

17

18

19

20

11

12

13

Q3

Q2

Q1

Q0

VCC

CLOCK

Q7

Q6

Q5

Q4

FUNCTION TABLE

Inputs

Output

OE

Clock

D

Q

LH

H

LL

L

L,H,

X

No Change

HX

X

Z

X = Don’t Care

Z = High Impedance

Figure 2. Logic Diagram

DATA

INPUTS

D0

219

Q0

D1

D2

D3

D4

D5

D6

D7

CLOCK

OUTPUT ENABLE

3

4

5

6

7

8

9

11

1

18

17

16

15

14

13

12

Q1

Q2

Q3

Q4

Q5

Q6

Q7

NONINVERTING

OUTPUTS

PIN 20 = VCC

PIN 10 = GND

Design Criteria

Value

Units

Internal Gate Count*

66.5

ea.

Internal Gate Propagation Delay

1.5

ns

Internal Gate Power Dissipation

5.0

mW

Speed Power Product

0.0075

pJ

*Equivalent to a two−input NAND gate.

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