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PI49FCT20807S

1-10 Clock Buffer for Networking Applications

Pericom Semiconductor 

PI49FCT20807

1-10 Clock Buffer for

Networking Applications 1122334455667788990011223344556677889900112233445566778899001122112233445566778899001122334455667788990011223344556677889900112211223344556677889900112233445566778899001122334455667788990011221122334455667788990011223344556677889900112233445566778899001122112233445566778899001122

Maximum Ratings

(Above which the useful life may be impaired. For user guidelines, not tested.)

Storage Temperature ...................................................... –65°C to +150°C

VDDVoltage ...................................................................... –0.5Vto+3.6V

Input/Output Voltage(4) ....................................................... –0.5V to VDD+0.5V

DC Output Current ....................................................... –60mA to +60mA

Power Dissipation ........................................................................ 500mW

Note:

Stresses greater than those listed under MAXIMUM

RATINGS may cause permanent damage to the device.

This is a stress rating only and functional operation of the

device at these or any other conditions above those

indicated in the operational sections of this specification

is not implied. Exposure to absolute maximum rating

conditions for extended periods may affect reliability.

Operating Range

VINVoltage ......................................................................... –0.3V to 3.6V

VDDVoltage ........................................................................... 2.5V±0.2V

Industrial Temperature .................................................... –40°C to +85°C

Input Frequency ............................................................. DC to 150 MHz

Capacitive Loading ............................................................. 10pF to 25pF

DC Electrical Characteristics (Over the Operating Range)

Parameters

Description

Test Conditions(1)

Min. Typ.(2) Max. Units

VIH

Input HIGH Voltage Guaranteed Logic HIGH Level (Input Pins)

VIL

Input LOW Voltage Guaranteed Logic LOW Level (Input Pins)

1.7

—

V

—

0.7

II

Input Current

VDD = Max., VIN = VDD or GND VIN = VDD

—

—

±1 mA

VIK

Clamp Diode Voltage VDD = Min., IIN = –18mA

—

–0.7 –1

VOH

Output HIGH Voltage VDD = Min., VIN = VIH or VIL

IOH = –1mA

IOH = –8mA

2

1.8(3)

—

—

—

V

VOL

Output LOW Voltage VDD = Min., VIN = VIH or VIL

IOL = 1mA

IOL = 8mA

—

—

—

0.4

0.6

Notes:

1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device type.

2. Typical values are at VDD = 2.5V, +25°C ambient and maximum loading.

3. VOH = VDD – 0.6V at rated current.

4. This value is limited to 3.6V maximum.

Power Supply Characteristics

Parameters

Description

Test Conditions(1)

Min. Typ.(2) Max.

IDDQ

Quiescent Power Supply

Current

VDD = Max.

VIN = GND or VDD

—

0.1

20

∆IDD

Supply Current per

Inputs @ TTL HIGH

VDD = Max.

VIN = VDD – 0.6V(3)

—

47 300

IDD

Dynamic Supply Current

VDD = 2.7V, 15pF & 150 MHz

(See Graph 1)

33-ohm load

— 136 —

Notes:

1. For Max. or Min. conditions, use appropriate value specified under Electrical Characteristics for the applicable device.

2. Typical values are at VDD = 2.5V, +25°C ambient.

3. Per TTL driven input (VIN = VDD – 0.6V); all other inputs at VDD or GND.

Units

µA

mA

2

PS8558B 09/24/04

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