74ACT161B datasheet(6/13 Pages) STMICROELECTRONICS

6 / 13 page

74ACT161

6/13

AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns)

(*) Voltage range is 5.0V

± 0.5V

Symbol

Parameter

Test Condition

Value

Unit

VCC

(V)

TA = 25°C

-40 to 85°C

-55 to 125°C

Min.

Typ.

Max.

Min.

Max.

Min.

Max.

tPLH tPHL Propagation Delay

Time CLOCK to Q

5.0(*)

1.5

5.5

9.5

10.5

tPLH tPHL Propagation Delay

Time CLOCK to

CARRY OUT

5.0(*)

1.5

6.0

11.0

12.0

tPLH tPHL Propagation Delay

Time TE to CARRY

OUT

5.0(*)

1.5

4.5

8.5

10.0

tPHL

Propagation Delay

TimeCLEAR to

CARRY OUT

5.0(*)

1.5

6.0

10.0

11.0

tWL

CLEAR Pulse

Width LOW

5.0(*)

2.5

3.0

7.5

CLOCK Pulse

Width (LOAD)

HIGH or LOW

5.0(*)

2.0

3.0

3.5

CLOCK Pulse

Width (COUNT)

HIGH or LOW

5.0(*)

2.0

3.0

3.5

Setup Time HIGH

or LOW (INPUT to

CLOCK)

5.0(*)

1.5

9.5

11.5

Hold Time HIGH or

LOW

(INPUT to CLOCK)

5.0(*)

-0.5

1.0

Setup Time HIGH

or LOW

(LOAD to CLOCK)

5.0(*)

2.0

8.5

9.5

Hold Time HIGH or

LOW

(LOAD to CLOCK)

5.0(*)

-2.0

-0.5

Setup Time HIGH

or LOW (PE or TE

to CLOCK)

5.0(*)

1.5

5.5

6.5

Hold Time HIGH or

LOW (PE or TE to

CLOCK)

5.0(*)

-2.0

0.5

tREM

Recovery Time

(CLEAR to Q)

5.0(*)

-0.5

0.5

1.0

fMAX

Maximum Clock

Frequency

5.0(*)

100

290

MHz

74ACT161B 데이터시트(PDF) 6 Page - STMicroelectronics

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