14

Integrated

Circuit

Systems, Inc.

ICS951104

Preliminary Product Preview

0485G—10/13/05

Electrical Characteristics - 48MHz

TA = 0 - 70C; VDD = 3.3 V +/-5%; CL = 10-30 pF (unless otherwise stated)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Frequency

FO

1

VO = VDD*(0.5)

48

MHz

Output Impedance

RDSN1

1

VO = VDD*(0.5)

12

55

W

Output High Voltage

VOH1

IOH = -1 mA

2.4

V

Output Low Voltage

VOL1

IOL = 1 mA

0.55

V

Output High Current

IOH1

VOH@ MIN = 1.0 V, VOH@ MAX = 3.135 V

-29

-23

mA

Output Low Current

IOL1

VOL@ MIN = 1.95 V, VOL@ MAX= 0.4

29

27

mA

VCH 48 USB

Rise Time

tr

1

VOL = 0.4 V, VOH = 2.4 V

1.5

ns

VCH 48 USB

Fall Time

tf

1

VOH = 2.4 V, VOL = 0.4 V

1.5

ns

Duty Cycle

dt1

1

VT = 1.5 V

45

55

%

Jitter

tjcyc-cyc

1

VT = 1.5 V

350

ps

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

Electrical Characteristics - REF

TA = 0 - 70C; VDD=3.3V +/-5%; CL = 10-20 pF (unless otherwise specified)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX UNITS

Output Frequency

FO1

MHz

Output Impedance

RDSP1

1

VO = VDD*(0.5)

20

60

W

Output High Voltage

VOH

1

IOH = -1 mA

2.4

V

Output Low Voltage

VOL

1

IOL = 1 mA

0.4

V

Output High Current

IOH

1

V OH@MIN = 1.0 V, V OH@MAX = 3.135 V

-29

-23

mA

Output Low Current

IOL

1

VOL @MIN = 1.95 V, VOL @MAX = 0.4 V

29

27

mA

Rise Time

tr1

1

VOL = 0.4 V, VOH = 2.4 V

2

ns

Fall Time

tf1

1

VOH = 2.4 V, VOL = 0.4 V

2

ns

Duty Cycle

dt1

1

VT = 1.5 V

45

55

%

Jitter

tjcyc-cyc

1

VT = 1.5 V

1000

ps

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