PI6C3991-I Ver la hoja de datos (PDF) - Pericom Semiconductor

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PI6C3991-I

3.3V High-Speed, Low-Voltage Programmable Skew Clock Buffer SuperClock®

Pericom Semiconductor 

PI6C3991

3.3V High-Speed, Low-Voltage Programmable

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AC Test Loads and Waveforms

TTL AC Test Load

VCC

R1

CL

R2

R1=100

R2=100

CL=30pF

(Includes fixture and probe capacitance)

TTL Input Test Waveform

3.0V

2.0V

Vth=1.5V

0.8V

0V

≤1ns

≤1ns

AC Timing Diagrams

REF

tPD

FB

Q

Other Q

Inverted Q

REF Divided by 2

REF Divided by 4

tREF

tRPWH

tRPWL

tODCV tODCV

ttSSKKEEWW0P, R1

tSKEW3,4

tSKEW1,3,4

ttSSKKEEWW0P, R1

tSKEW2

tSKEW3,4

tJR

tSKEW2

tSKEW3,4

tSKEW2,4

6

PS8450B 04/09/01

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