74LVC74A

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2012. All rights reserved.

Product data sheet

Rev. 7 — 20 November 2012

2 of 19

NXP Semiconductors

74LVC74A

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

3.

Ordering information

4.

Functional diagram

Table 1.

Ordering information

Type number

Package

Temperature range

Name

Description

Version

74LVC74AD

40 C to +125 C

SO14

plastic small outline package; 14 leads;

body width 3.9 mm

SOT108-1

74LVC74ADB

40 C to +125 C

SSOP14

plastic shrink small outline package; 14 leads;

body width 5.3 mm

SOT337-1

74LVC74APW

40 C to +125 C

TSSOP14

plastic thin shrink small outline package; 14 leads;

body width 4.4 mm

SOT402-1

74LVC74ABQ

40 C to +125 C

DHVQFN14 plastic dual in-line compatible thermal enhanced very thin

quad flat package; no leads; 14 terminals;

body 2.5

 3  0.85 mm

SOT762-1

Fig 1.

Logic symbol

Fig 2.

IEC logic symbol

Fig 3.

Functional diagram

mna418

RD

FF

SD

410

Q

1Q

2Q

1Q

2Q

5

9

2

12

3

11

6

8

Q

1SD

CP

2CP

1CP

2D

1D

D

2SD

113

1RD 2RD

mna419

6

3

2

C1

4

S

1D

1

R

5

8

11

12

C1

10

S

1D

13

R

9

RD

FF

SD

4

Q

1Q

1Q

5

2

3

6

Q

1SD

CP

1CP

1D

D

1

1RD

mna420

RD

FF

SD

10

Q

2Q

2Q

9

12

11

8

Q

2SD

CP

2CP

2D

D

13

2RD