18

Integrated

Circuit

Systems, Inc.

ICS952607

Advance Information

0734—07/16/04

Electrical Characteristics - CPU & SRC 0.7V Current Mode Differential Pair

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

NOTES

Current Source Output

Impedance

Zo

1

3000

Ω

1

Voltage High

VHigh

660

850

1

Voltage Low

VLow

-150

150

1

Max Voltage

Vovs

1150

1

Min Voltage

Vuds

-300

1

Crossing Voltage (abs)

Vcross(abs)

250

550

mV

1

Crossing Voltage (var)

d-Vcross

Variation of crossing over all

edges

140

mV

1

Long Accuracy

ppm

see Tperiod min-max values

-300

300

ppm

1,2

Rise Time

175

700

ps

1

Fall Time

175

700

ps

1

Rise Time Variation

125

ps

1

Fall Time Variation

125

ps

1

Duty Cycle

Measurement from differential

wavefrom

45

55

%

1

Skew

100

ps

1

Jitter, Cycle to cycle

Measurement from differential

wavefrom

125

ps

1

SRC clock outputs run at only 100MHz or 200MHz, specs for 133.33 and 166.66 do not apply to SRC clock pair.

at 14.31818MHz

Statistical measurement on

single ended signal using

oscilloscope math function.

mV

Measurement on single ended

signal using absolute value.

mV