CD54ACT161, CD74ACT161

4-BIT SYNCHRONOUS BINARY COUNTERS

SCHS298B – APRIL 2000 – REVISED MARCH 2003

8

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

switching characteristics over recommended operating conditions, CL = 50 pF (unless otherwise

noted) (see Figure 1)

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

–55

°C to

125

°C

–40

°C to

85

°C

UNIT

(INPUT)

(OUTPUT)

MIN

MAX

MIN

MAX

fmax

80

91

MHz

CLK

RCO

4.2

16.7

4.3

15.2

CLK

Any Q

4.1

16.5

4.2

15

tpd

ENT

RCO

2.7

10.8

2.8

9.8

ns

CLR

Any Q

4.1

16.5

4.2

15

CLR

RCO

4.1

16.5

4.2

15

operating characteristics, TA = 25°C

PARAMETER

TEST CONDITIONS

TYP

UNIT

Cpd

Power dissipation capacitance

No load

66

pF