ICS556-01 datasheet(4/6 Pages) ICST

4 / 6 page

MDS 556-01 B

Revision 020204

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Broadcom 25 MHz LVDS Clock

ICS556-01

DC Electrical Characteristics

VDD=2.5 V ±5% , Ambient temperature 0 to +70

°C, unless stated otherwise

Note 1: Outputs terminated with 50

Ω to VDD/2

AC Electrical Characteristics

VDD = 2.5 V ±5%, Ambient Temperature 0 to +70

° C, unless stated otherwise

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Operating Voltage

VDD

2.375

2.625

Output High Voltage

VOH

Note 1

1.375

Output Low Voltage

VOL

Note 1

1.125

Output High Voltage (CMOS

Level)

VOH

IOH = -4 mA

VDD-0.4

Operating Supply Current

IDD

No load, OE = 1

5.3

No load, OE = 0

1.7

Parameter

Conditions

Min.

Typ.

Max. Units

Input Frequency

MHz

Output Frequency

MHz

Differential Output Voltages (VOD)

250

350

450

∆ V

VOD Magnitude Change

-40

Offset Voltage (VOS)

1.125

1.25

1.375

∆ V

VOS Magnitude Change

Differential Output Short Circuit Current (IOSD)-3.5

Output Short Circuit Current (IOS)-3.5

Output Rise Time

20% to 80%, no load

0.8

1.2

Output Fall Time

20% to 80%, no load

0.8

1.2

Output Clock Duty Cycle

Measured at 1.25 V,

CL=5 pF

Maximum Output Jitter (p-p)

CL=5 pF

Phase Jitter (RMS)

Phase Noise integrated

from 10 kHz to 10 MHz

1.8

2.5

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