74ACT11874

DUAL 4BIT DTYPE EDGETRIGGERED FLIPFLOPS

WITH 3STATE OUTPUTS

SCAS212 − D3447, MARCH 1990 − REVISED APRIL 1993

POST OFFICE BOX 655303

POST OFFICE BOX 1443

2−4

timing requirements over recommended operating free-air temperature range,

TA = 25°C

MIN

MAX

UNIT

MIN

TYP

MAX

MIN

MAX

UNIT

fclock

Clock frequency

0

125

0

125

MHz

tw

Pulse duration

CLR low

2

4

ns

tw

Pulse duration

CLK high or low

2

4

ns

tsu

Setup time before CLK

↑

Data

1

5

ns

tsu

Setup time before CLK

↑

CLR low

2

2

ns

th

Hold time after CLK

↑

Data

2

1

ns

switching characteristics over recommended operating free-air temperature range,

PARAMETER

FROM

TO

TA = 25°C

MIN

MAX

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

MIN

TYP

MAX

MIN

MAX

UNIT

fmax

125

125

MHz

tPLH

CLK

Any Q

7.5

3.7

9.4

ns

tPHL

CLK

Any Q

8.1

4.1

10.6

ns

tPHL

CLR

Any Q

8.8

3.5

11.8

ns

tPZH

OE

Any Q

6.4

1.6

7.4

ns

tPZL

OE

Any Q

8.6

2.4

9.5

ns

tPHZ

OE

Any Q

6.9

5.4

9.4

ns

tPLZ

OE

Any Q

6.8

4.9

9.1

ns

PARAMETER

TEST CONDITIONS

TYP

UNIT

Cpd

Power dissipation capacitance

Outputs enabled

CL = 50 pF,

f = 1 MHz

76

pF

Cpd

Power dissipation capacitance

Outputs disabled

CL = 50 pF,

f = 1 MHz

64

pF