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PI49FCT32805S

3.3V, 2 x 1:5 CMOS Clock Driver

Pericom Semiconductor Corporation 

PI49FCT32805

112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001132211.22333V445566, 7728899x001112233:4455566C778899M001122O3344S5566C778899l00o11c22k112233D4455r6677iv8899e00r1122

SWITCHING WAVEFORMS

Propagation Delay

Input

tPLH

Output

3V

1.5V

tPHL

0V

VOH

1.5V

VOL

Enable and Disable Times

Enable

OE

Disable

tPZL

Output

Normally

Low

Switch

Closed

tPZH

Output

Normally

High

Switch

Open

tPLZ

3.0V

1.5V

tPHZ

1.5V

0V

3V

1.5V

0V

3.0V

0.3V

VOL

VOH

0.3V

0V

Output Skew – tSK(o)

Input

tPLHx

Ox

tSK(o)

Oy

tPLHy

3V

1.5V

tPHLx

0V

VOH

1.5V

VOL

tSK(o)

VOH

1.5V

VOL

tPHLy

tSK(o) = | tPLHy – tPLHx | or | tPHLy – tPHLx |

Pulse Skew – tSK(p)

Input

tPLH

Output

tPHL

3V

1.5V

0V

VOH

1.5V

VOL

tSK(p) = | tPHL – tPLH |

Package Skew – tSK(t)

Input

tPLH1

Package 1

Output

Package 2

Output

tSK(t)

tPLH2

3V

1.5V

tPHL1

0V

VOH

1.5V

VOL

tSK(t)

VOH

1.5V

VOL

tPHL2

tSK(t) = | tPLH2 – tPLH1 | or | tPHL2 – tPHL1 |

5

PS8494 08/09/00

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