ICS9169CM-273 데이터 시트보기 (PDF) - Integrated Circuit Systems

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ICS9169CM-273

Frequency Generator for Pentium™ Based Systems

Integrated Circuit Systems 

ICS9169C-273

Electrical Characteristics at 3.3V

VDD = 3.0 – 3.7 V, TA = 0 – 70° C unless otherwise stated

AC Characteristics

PARAMETER

Rise Time1

Fall Time1

Rise Time1

Fall Time1

Duty Cycle1

Jitter, One Sigma1

Jitter, Absolute1

Jitter, One Sigma1

Jitter, Absolute1

Input Frequency1

Logic Input Capacitance1

Crystal Oscillator Capacitance1

Power-on Time1

Clock Skew1

Clock Skew1

Clock Skew1

Clock Skew1

SYMBOL

Tr1

Tf1

Tr2

Tf2

Dt

Tj1s1

Tjab1

Tj1s2

TEST CONDITIONS

20pF load, 0.8 to 2.0V

CPU & BUS

20pF load, 2.0 to 0.8V

CPU & BUS

20pF load, 20% to 80%

CPU & BUS

20pF load, 80% to 20%

CPU & BUS

20pF load @ VOUT=1.4V

CPU & BUS Clocks; Load=20pF,

BSEL=1

CPU & BUS Clocks; Load=20pF,

BSEL=1

REF & Fixed CLK; Load=20pF

Tjab2 REF & Fixed CLK; Load=20pF

Fi

CIN

Logic input pins

CINX X1, X2 pins

ton

From VDD=1.6V to 1st crossing of

66.6 MHz VDD supply ramp < 40ms

Tsk1

CPU to CPU; Load=20pF; @1.4V

Tsk2

BUS to BUS; Load=20pF; @1.4V

Tsk3

CPU to BUS; Load=20pF; @1.4V

(CPU is early)

TSR4

CPU (@3.3V) to CPU (@2.5V)

(2.5V CPU is late)

MIN

-

-

-

-

45

-

-250

-

-5

12.0

-

-

-

-

-

0

TYP

0.9

0.8

1.5

1.4

50

50

-

1

2

14.318

5

18

2.5

150

150

1.0

0.5

Note 1: Parameter is guaranteed by design and characterization. Not 100% tested in production.

MAX

1.5

1.4

2.5

2.4

60

150

250

3

5

16.0

-

-

4.5

250

250

2

1

UNITS

ns

ns

ns

ns

%

ps

ps

%

%

MHz

pF

pF

ms

ps

ps

ns

ns

7

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