PI49FCT807T datasheet(4/6 Pages) PERICOM

4 / 6 page

PI49FCT807/2807T

Fast CMOS Clock Driver

PS7008C

06/26/01

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Test

Switch

Open Drain

Disable LOW

Closed

Enable LOW

All Other Inputs

Open

Definitions:

CL = Load capacitance: includes jig and probe capacitance.

RT = Termination resistance: should be equal to ZOUT of the

Pulse Generator.

Switch Position

TestsCircuitsForAllOutputs(1)

SwitchingWaveforms

PropagationDelay

Package Skew tSK(t)

Pulse Skew tSK(p)

Output Skew tSK(o)

Input

tPLH

1.5V

Output

VOH

1.5V

VOL

tPHL

2.0V

0.5V

Input

tPLHx

1.5V

VOH

1.5V

VOL

tPHLx

tSK(o)

VOH

1.5V

VOL

tSK(o)

tPLHy

tPHLy

tSK(o) =

 tPLHy • tPLHx  or  tPHLy • tPHLx 

Input

tPLH

1.5V

Output

VOH

1.5V

VOL

tPHL

tSK(p) =

 tPHL • tPLH 

Input

tPLH1

1.5V

Package 1

Output

VOH

1.5V

VOL

tPHL1

tSK(t)

Package 2

Output

VOH

1.5V

VOL

tSK(t)

tPLH2

tPHL2

tSK(t) =

 tPLH2 • tPLH1  or  tPHL2 • tPHL1 

Pulse

Generator

D.U.T.

VIN

VOUT

500

Ω

500

Ω

50pF

VCC

7.0V

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