SN74LV74AQ1

DUAL POSITIVEEDGETRIGGERED DTYPE FLIPFLOP

SCLS556A − DECEMBER 2003 − REVISED MAY 2004

5

POST OFFICE BOX 655303

switching

characteristics

over

recommended

operating

free-air

temperature

range,

PARAMETER

FROM

TO

LOAD

TA = 25°C

MIN

MAX

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

LOAD

CAPACITANCE

MIN

TYP

MAX

MIN

MAX

UNIT

fmax

CL = 50 pF

90

140

75

MHz

tpd

PRE or CLR

Q or Q

CL = 50 pF

6.6

9.7

1

12

ns

tpd

CLK

Q or Q

CL = 50 pF

7.2

9.3

1

13

ns

PARAMETER

MIN

TYP

MAX

UNIT

VOL(P)

Quiet output, maximum dynamic VOL

0.1

0.8

V

VOL(V)

Quiet output, minimum dynamic VOL

0

−0.8

V

VOH(V)

Quiet output, minimum dynamic VOH

3.2

V

VIH(D)

High-level dynamic input voltage

2.31

V

VIL(D)

Low-level dynamic input voltage

0.99

V

NOTE 5: Characteristics are for surface-mount packages only.

PARAMETER

TEST CONDITIONS

VCC

TYP

UNIT

Cpd

Power dissipation capacitance

CL = 50 pF,

f = 10 MHz

3.3 V

21

pF

Cpd

Power dissipation capacitance

CL = 50 pF,

f = 10 MHz

5 V

23

pF