PI49FCT3805SD(2000) Ver la hoja de datos (PDF) - Pericom Semiconductor

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Lista de partido

PI49FCT3805SD
(Rev.:2000)

3.3V, 2 x 1:5 CMOS Clock Driver

Pericom Semiconductor 

PI49FCT3805D

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Switching Characteristics over Operating Range

Symbol Description

Condition Max.(2) Units

Switch Position

Test

Switch

tPLH

tPHL

Propagation

Delay

A to Bn

Reference

3.0

Voltage = 1.5V

Rise/Fall Time

tR/tF 0.4V to 2.4V

2.4V to 0.4V

CL = 15pF

1.5

CL = 15pF

tSK(p) Pulse Skew

Reference 1.5V 0.27

ns

tSK(o) Output Skew

Reference 1.5V 0.27

tSK(t) Package Skew Reference 1.5V 0.55

tZL, tZH, Enable/Disable

tLZ, tHZ Time

5.2

FMAX Input Frequency

133

Note:

1. Lumped load, CL = 15pF

2. These parameters are guaranteed by design

3. Series Resistor loading = 33ohms (See Test Circuit)

MHz

Disable LOW

Enable LOW

6V

Disable HIGH

Enable HIGH

GND

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.

Tests Circuit for 133 MHz

VCC

Pulse

Generator

f = 125MHz

33Ω

D.U.T.

50Ω

CL

15pF

Enable/Disable Time Test Set-Up

6V

Pulse

Generator

VCC

33Ω

D.U.T.

S

500Ω

50Ω

CL

15pF

500Ω

4

PS8492 08/10/00

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