ICS9248-195 데이터 시트보기 (PDF) - Integrated Circuit Systems

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ICS9248-195

Frequency Generator & Integrated Buffers for PENTIUM II/III™ & K6

Integrated Circuit Systems 

ICS9248 - 195

Absolute Maximum Ratings

Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . 5.5 V

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

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

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

Storage Temperature . . . . . . . . . . . . . . . . . . . –65°C to +150°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 - 70°C; Supply Voltage VDD = VDDL = 3.3 V +/-5% (unless otherwise stated)

PARAMETER SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Input High Voltage

VIH

2

Input Low Voltage

VIL

VSS - 0.3

Operating Supply

Current

IDD3.3OP

CL = 0 pF; Select @ 66MHz

CL = 0 pF; Select @ 100MHz

CL = 0 pF; Select @ 133MHz

Powerdown Current IDDPD CL = 0 pF; Input address VDD or GND

Input Frequency

Fi

VDD = 3.3 V

Input Capacitance1

CIN

Logic Inputs

CINX X1 & X2 pins

27

Clk Stabilization1

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

Skew1

tCPU-PCI1 VT = 1.5 V

1

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

14.32

VDD + 0.3

0.8

150

170

180

600

5

45

5.5

4

V

V

mA

µA

MHz

pF

pF

ms

ns

Electrical Characteristics - Input/Supply/Common Output Parameters

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

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX

CL = 0 pF; Select @ 66.8 MHz

15

Operating SupplyCurrent

IDDL2.5

CL = 0 pF; Select @ 100 MHz

18

CL = 0 pF; Select @ 133 MHz

25

Powerdown Current

IDDLPD

CL = 0 pF; Input address VDD or GND

10

Skew1

tCPU-PCI2 VT = 1.5 V; VTL = 1.25 V

1

4

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

UNITS

mA

mA

ns

0375D—02/02/04

6

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