74F109PC datasheet(5/10 Pages) NSC

No. de pieza	74F109PC

Descripción Electrónicos	Dual JK Positive Edge-Triggered Flip-Flop

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Fabricante Electrónico	NSC [National Semiconductor (TI)]

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5 / 10 page

AC Electrical Characteristics (Continued)

See Section 0 for Waveforms and Load Configurations

74F

54F

74F

T

A = +25˚C

T

A,VCC = Mil

T

A,VCC = Com

Fig.

Symbol

Parameter

V

CC = +5.0V

C

L = 50 pF

C

L = 50 pF

Units

No.

C

L = 50 pF

Min

Typ

Max

Min

Max

Min

Max

t

PLH

Propagation Delay

3.8

5.3

7.0

3.8

9.0

3.8

8.0

ns

kk-kk

t

PHL

CP

n to Qn or Qn

4.4

6.2

8.0

4.4

10.5

4.4

9.2

t

PLH

Propagation Delay

3.2

5.2

7.0

3.2

9.0

3.2

8.0

t

PHL

C

Dn or SDn to

3.5

7.0

9.0

3.5

11.5

3.5

10.5

ns

kk-kk

Q

n or Qn

AC Operating Requirements

See Section 0 for Waveforms

74F

54F

74F

Symbol

Parameter

T

A = +25˚C

T

A,VCC = Mil

T

A,VCC = Com

Units

Fig.

V

CC = +5.0V

No.

Min

Max

Min

Max

Min

Max

t

s(H)

Setup Time, HIGH or LOW

3.0

t

s(L)

J

n or Kn to CPn

3.0

4.0

3.0

ns

kk-kk

t

h(H)

Hold Time, HIGH or LOW

1.0

t

h(L)

J

n or Kn to CPn

1.0

t

w(H)

CP

n Pulse Width

4.0

ns

kk-kk

t

w(L)

HIGH or LOW

5.0

t

w(L)

C

Dn or SDn Pulse Width,

4.0

ns

kk-kk

LOW

t

rec

Recovery Time

2.0

ns

kk-kk

C

Dn or SDn to CP

Ordering Information

The device number is used to form part of a simplified purchasing code where the package type and temperature range are de-

fined as follows:

DS009471-7

5

www.national.com

PrintDate=1997/08/28 PrintTime=11:45:30 10182 ds009471 Rev. No. 1

cmserv

Proof

5

Book

Extract

End

DSXXX

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74F109PC Datasheet(PDF) 5 Page - National Semiconductor (TI)

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