14

Integrated

Circuit

Systems, Inc.

ICS954119

Advance Information

0875—05/24/04

Electrical Characteristics - SRC/SATA/PCIEX 0.7V Current Mode Differential Pair

PARAMETER

SYMBOL

CONDITIONS*

MIN

TYP

MAX

UNITS

Notes

Current Source Output

Impedance

Zo

V

3000

Ω

1

Voltage High

VHigh

660

850

mV

1,3

Voltage Low

VLow

-150

150

mV

1,3

Max Voltage

Vovs

1150

mV

1

Min Voltage

Vuds

-300

mV

1

Crossing Voltage (abs)

Vx(abs)

250

550

mV

1

Crossing Voltage (var)

d-Vx

Variation of crossing over all

edges

140

mV

1

Long Accuracy

ppm

see Tperiod min-max values

-300

300

ppm

1,2

100.00MHz nominal

9.9970

10.0030

ns

2

100.00MHz spread

9.9970

10.0533

ns

2

Absolute min period

Tabsmin

100.00MHz nominal/spread

9.8720

ns

1,2

Rise Time

t

r

V

175

700

ps

1

Fall Time

t

f

V

175

700

ps

1

Rise Time Variation

d-t

r

V

125

ps

1

Fall Time Variation

d-t

f

V

125

ps

1

Duty Cycle

d

t3

Measurement from differential

wavefrom

45

55

%

1

Skew

t

sk3

V

250

ps

1

Jitter, Cycle to cycle

t

jcyc-cyc

Measurement from differential

wavefrom

125

ps

1

*T

Average period

Tperiod

Statistical measurement on

single ended signal

Measurement on single ended

signal using absolute value.

Electrical Characteristics - PCICLK/PCICLK_F

PARAMETER

SYMBOL

CONDITIONS*

MIN

TYP

MAX

UNITS

NOTES

Output Impedance

R

DSP

V

12

55

Ω

1

Output High Voltage

V

OH

I

2.4

V

1

Output Low Voltage

V

OL

I

0.55

V

1

V

-33

mA

1

V

-33

mA

1

V

30

mA

1

V

38

mA

1

Edge Rate

t

slewr/f

Rising/Falling edge rate

1

4

V/ns

1

Rise Time

t

r

V

0.5

2

ns

1

Fall Time

t

f

V

0.5

2

ns

1

Duty Cycle

d

t1

V

45

55

%

1

Group Skew

t

skew

V

500

ps

1

Jitter, Cycle to cycle

t

jcyc-cyc

V

250

ps

1

*TA = 0 - 70°C; Supply Voltage VDD = 3.3 V +/-5%, CL = 20 pF with Rs = 7

Ω (unless otherwise specified)

Output High Current

I

OH

Output Low Current

I

OL