Nexperia

74ABT74

Dual D-type flip-flop with set and reset; positive edge-trigger

4. Functional diagram

mna418

RD

FF

SD

4 10

Q

1Q

2Q

1Q

2Q

5

9

2

12

3

11

6

8

Q

1SD

CP

2CP

1CP

2D

1D D

2SD

1 13

1RD 2RD

Fig. 1. Logic symbol

mna419

6

3

2

C1

4

S

1D

1

R

5

8

11

12

C1

10

S

1D

13

R

9

Fig. 2. IEC logic symbol

aaa-024200

nSD

nRD

nCP

nD

Q

Q

Fig. 3. Logic diagram for one flip-flop

5. Pinning information

5.1. Pinning

1RD

74ABT74

VCC

1D

2RD

1CP

2D

1SD

2CP

1Q

2SD

1Q

2Q

GND

2Q

aaa-024201

1

2

3

4

5

6

7

8

10

9

12

11

14

13

Fig. 4. Pin configuration SOT108-1 (SO14)

74ABT74

VCC

1D

1CP

2D

2CP

1Q

2Q

GND

aaa-024202

1

2

3

4

5

6

7

8

10

9

12

11

14

13 2RD

2Q

2SD

1RD

1SD

1Q

Fig. 5. Pin configuration SOT402-1 (TSSOP14)

74ABT74

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© Nexperia B.V. 2020. All rights reserved

Product data sheet

Rev. 3 — 12 October 2020

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