74F191 datasheet(9/14 Pages) PHILIPS

No de pièce	74F191

Description	Up/down binary counter with reset and ripple clock

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Fabricant	PHILIPS [NXP Semiconductors]

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Philips Semiconductors

Product specification

74F191

Up/Down binary counter with reset and ripple clock

1995 Jul 17

9

AC WAVEFORMS

NOTE: For all waveforms, VM = 1.5V

VM

tPLH

tPHL

VM

CP

RC, Qn, TC

1/fMAX

tW(H)

tW(L)

SF00734

Waveform 1. Propagation Delay, Clock Input to Output,

Clock Pulse Width, and Maximum Clock Frequency.

VM

tPHL

tPLH

Dn

RC, TC, Qn

SF00736

Waveform 3. Propagation Delay, Non-Inverting Path

VM

tW(L)

tREC

VM

TC, Qn

CP

PL

VM

RC, Qn

tPLH

SF00738

tPHL

Waveform 5. Parallel Load Pulse Width, Parallel Load to Output

Delay and Parallel Load to Clock Recovery Time

tPLH

CE, CP

U/D

RC

VM

SF00735

tPHL

Waveform 2. Propagation Delay, Clock, Clock Enable or

Up/Down to Ripple Clock Output

VM

tPHL

tPLH

U/D, Dn

RC, TC

SF00737

Waveform 4. Propagation Delay, Inverting Path

The shaded areas indicate when the input is permitted

to change for predictable output performance.

VM

PL

tS(H)

th(H)

tS(L)

th(L)

VM

CP

SF00739

VM

CE,

Dn

U/D

Waveform 6. Data Set Up and Hold Times

Numéro de pièce similaire - 74F191

Fabricant	No de pièce	Fiches technique	Description
National Semiconductor ...	74F191	196Kb / 10P	Up/Down Binary Counter with Preset and Ripple Clock
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Description similaire - 74F191

Fabricant	No de pièce	Fiches technique	Description
National Semiconductor ...	54F191DM	196Kb / 10P	Up/Down Binary Counter with Preset and Ripple Clock
Fairchild Semiconductor	74F191	185Kb / 12P	Up/Down Binary Counter with Preset and Ripple Clock
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National Semiconductor ...	54F190DM	178Kb / 10P	Up/Down Decade Counter with Preset and Ripple Clock
Fairchild Semiconductor	74F190	65Kb / 7P	Up/Down Decade Counter with Preset and Ripple Clock

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74F191 Fiches technique(PDF) 9 Page - NXP Semiconductors

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