ICS9LPRS462

Low Power Clock for ATI RS/RD600 series chipsets for AMD CPUs

IDTTM/ICSTM

Low Power Clock for ATI RS/RD600 series chipsets for AMD CPUs

1378A—04/07/08

8

Electrical Characteristics - REF-14.318MHz

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Notes

Long Accuracy

ppm

see Tperiod min-max values

-100

0

100

ppm

1,2

Clock period

Tperiod

14.318MHz output nominal

69.8270

69.84

69.8550

ns

2

Clock Low Time

Tlow

Measure from < 0.6V

30.9290

37.9130

ns

2

Clock High Time

Thigh

Measure from > 2.0V

30.9290

37.9130

ns

2

Output High Voltage

VOH

IOH = -1 mA

2.4

V

1

Output Low Voltage

VOL

IOL = 1 mA

0.4

V

1

Output High Current

IOH

VOH @MIN = 1.0 V,

VOH@MAX = 3.135 V

-29

-23

mA

1

Output Low Current

IOL

VOL @MIN = 1.95 V,

VOL @MAX = 0.4 V

29

27

mA

1

Rise Time

tr1

VOL = 0.4 V, VOH = 2.4 V

11.5

ns

1

Fall Time

tf1

VOH = 2.4 V, VOL = 0.4 V

11.5

ns

1

Skew

tsk1

VT = 1.5 V

100

ps

1

Duty Cycle

dt1

VT = 1.5 V

45

55

%

1

Jitter

tjcyc-cyc

VT = 1.5 V

300

ps

1

*TA = 0 - 70°C; Supply Voltage VDD = 3.3 V +/-5%, CL = 5 pF with Rs = 33

Ω (unless otherwise specified)

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

2 All Long Term Accuracy and Clock Period specifications are guaranteed assuming that REFOUT is at 14.31818MHz