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AV9148F-37

Frequency Generator & Integrated Buffers for PENTIUM/Pro™

Integrated Circuit Systems 

ICS9148 - 93

Advance Information

Absolute Maximum Ratings

Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.0V

Logic Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . GND –0.5 V to VDD +0.5 V

Ambient Operating Temperature . . . . . . . . . . . . 0°C to +70°C

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

Case Temperature . . . . . . . . . . . . . . . . . . . . . . . . 115°C

Stresses above those listed under Absolute Maximum Ratings may cause permanent damage to the device. These ratings are

stress specifications only and functional operation of the device at these or any other conditions above those listed in the

operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods

may affect product reliability.

Electrical Characteristics - Input/Supply/Common Output Parameters

TA = 0 - 70C; Supply Voltage VDD = VDDL = 3.3 V +/-5% (unless otherwise stated)

PARAMETER SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Input High Voltage

VIH

2

VDD+0.3 V

Input Low Voltage

VIL

VSS-0.3

0.8

V

Input High Current

IIH

VIN = VDD

0.1

5

mA

Input Low Current

IIL1 VIN = 0 V; Inputs with no pull-up resistors

-5

2.0

mA

Input Low Current

IIL2 VIN = 0 V; Inputs with pull-up resistors

-200 -100

mA

Operating

IDD3.3OP CL = 0 pF; 66.8 MHz

100

160

mA

Supply Current

Input frequency

Input Capacitance1

Fi

VDD = 3.3 V;

CIN Logic Inputs

Transition Time1

Settling Time1

Clk Stabilization1

Skew1

CINX X1 & X2 pins

Ttrans To 1st crossing of target Freq.

Ts From 1st crossing to 1% target Freq.

TSTAB From VDD = 3.3 V to 1% target Freq.

TCPU-SDRAM1 VT = 1.5 V; SDRAM Leads

TCPU-PCI1 VT = 1.5 V; CPU Leads

1Guaranteed by design, not 100% tested in production.

14.318

5

27

36

45

2

2

-500 200

500

1

2.8

4

MHz

pF

pF

ms

ms

ms

ps

ns

Electrical Characteristics - Input/Supply/Common Output Parameters

TA = 0 - 70C; Supply Voltage VDD = 3.3 V +/-5%, VDDL = 2.5 V +/-5% (unless otherwise stated)

PARAMETER SYMBOL

CONDITIONS

MIN

TYP

MAX UNITS

Operating

Supply Current

IDD2.5OP CL = 0 pF; 66.8 MHz

10

20

mA

Skew1

TCPU-SDRAM2 VT = 1.5 V; VTL = 1.25 V; SDRAM Leads

TCPU-PCI2 VT = 1.5 V; VTL = 1.25 V; CPU Leads

-500

1

200

2.7

500

4

ps

ns

1Guaranteed by design, not 100% tested in production.

10

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