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74ACT299

8 BIT PIPO SHIFT REGISTER WITH ASYNCHRONOUS CLEAR

STMicroelectronics 

74ACT299

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

Test Condition

Value

Symbol

Parameter

VCC

(V)

tPLH

tPHL

tPLH

tPHL

tPHL

tPHL

tPZL

tPZH

tPLZ

tPHZ

tW

tW

ts

th

ts

th

tREM

fMAX

Propagation Delay

Time CLOCK to

Q’A’ Q’H

Propagation Delay

Time CLOCK to QA

- QH

Propagation Delay

Time CLEAR to Q’A’

Q’H

Propagation Delay

Time CLEAR to QA

- QH

Output Enable

Time

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

Output Disable

Time

5.0(*)

CLEAR Pulse

Width, LOW

CLOCK pulse

Width

Setup Time HIGH

or LOW(S0 or S1 to

CK)

Hold Time HIGH or

LOW (S0 or S1 to

CK)

Setup Time HIGH

or LOW

(SR or SL to CK)

Hold Time HIGH or

LOW

(SR or SL to CK)

Recovery Time

CLR to CK

Maximum Clock

Frequency

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

5.0(*)

TA = 25°C

-40 to 85°C -55 to 125°C Unit

Min. Typ. Max. Min. Max. Min. Max.

6.5 10.5 1.0 15.0 1.0 16.0 ns

6.5 11.4 1.0 15.0 1.0 16.0 ns

6.4 10.0 1.0 17.5 1.0 18.0 ns

6.6 10.5 1.0 17.5 1.0 18.0 ns

6.4 11.4 1.0 13.5 1.0 14.5 ns

6.2 9.6 1.0 13.5 1.0 14.5 ns

5.0

5.0

5.0 ns

5.0

5.0

5.0 ns

6.0

6.5

6.5 ns

0.0

0.0

0.0 ns

3.5

3.5

3.5 ns

2.0

2.0

2.0 ns

2.0

2.0

2.0 ns

80 240

80

80

MHz

(*) Voltage range is 5.0V ± 0.5V

6/13

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