Preliminary

PL623-38

47745 Fremont Blvd., Fremont, California 94538 TEL (510) 492-0990 FAX (510) 492-0991 www.phaselink.com Rev 05/03/05 Page 4

2. Crystal Specifications

3. General Electrical Specifications

PARAMETERS

SYMBO

L

CONDITIONS

MIN.

TYP.

MAX.

UNITS

Supply Current (Loaded

Outputs)

PECL

85/55

mA

Operating Voltage

2.25

3.63

V

Output Clock Duty Cycle

@ Vdd – 1.3V (PECL)

45

50

55

%

Short Circuit Current

±50

mA

4. Jitter Specifications

PARAMETERS

CONDITIONS

MIN.

TYP.

MAX.

UNITS

Period jitter RMS at 106.25MHz

2.0

Period jitter peak-to-peak at 106.25MHz

With capacitive decoupling

between VDD and GND.

17.0

ps

Integrated jitter RMS at 106.25MHz

Integrated 12 kHz to 20 MHz

0.3*

ps

*Measured on Agilent E5500.

5. Phase Noise Specifications

PARAMETERS

FREQUENCY

@10Hz

@100Hz

@1kHz

@10kHz

@100kHz

UNITS

Phase Noise vs. carrier

with fund. crystal.

106.25MHz

-55

-90

-110

-135

-145

dBc/Hz

*: Note: Phase noise to be measured. Based on P520-20 product (fundamental 155MHz VCXO).

Name

Symbol

Conditions

Min.

Max.

Units

Parallel Resonant mode

N/A

Load capacitance (capacitance on

built-in on die seen by crystal)

Die only, no bond wire,

no package

5

pF

Inter-electrode capacitance

4

pF

Equivalent Series Resistance

ESR

35

Ω

Oscillation Frequency

65

130

MHz