PLL520-10

Low Phase Noise VCXO with multipliers (for 65-130MHz Fund Xtal)

47745 Fremont Blvd., Fremont, California 94538 Tel (510) 492-0990 Fax (510) 492-0991 www.phaselink.com Rev 09/20/04 Page 3

3. Voltage Control Crystal Oscillator

PARAMETERS

SYMBOL

CONDITIONS

MIN.

TYP.

MAX.

UNITS

VCXO Stabilization Time *

From power valid

10

ms

VCXO Tuning Range

0V

≤ VCON ≤ 3.3V

200*

ppm

CLK output pullability

VCON=1.65V,

±1.65V

±100*

ppm

On-chip Varicaps control range

VCON = 0 to 3.3V

4 – 18*

pF

Linearity

10*

%

VCXO Tuning Characteristic

65

ppm/V

VCON input impedance

60

k

Ω

VCON modulation BW

0V

≤ VCON ≤ 3.3V, -3dB

25

kHz

Note: Parameters denoted with an asterisk (*) represent nominal characterization data and are not production tested to any specific limits.

4. General Electrical Specifications

PARAMETERS

SYMBOL

CONDITIONS

MIN.

TYP.

MAX.

UNITS

Supply Current (Loaded

Outputs)

PECL/LVDS/CMOS

100/80/40

mA

Operating Voltage

2.97

3.63

V

Output Clock Duty Cycle

@ 1.25V (LVDS)

45

45

45

50

50

50

55

55

55

%

Short Circuit Current

±50

mA

5. Jitter Specifications

PARAMETERS

CONDITIONS

MIN.

TYP.

MAX.

UNITS

77.76MHz

2.5

155.52MHz

4

Period jitter RMS

622.08MHz

5

ps

77.76MHz

24

155.52MHz

29

Period jitter peak-to-peak

622.08MHz

32

ps

Integrated 12 kHz to 20 MHz at 77.76MHz

0.5

Integrated 12 kHz to 20 MHz at 155.52MHz

1.5

Integrated jitter RMS

Integrated 12 kHz to 20 MHz at 622.08MHz

1.5

ps

6. Phase Noise Specifications

PARAMETERS

FREQUENCY

@10Hz

@100Hz

@1kHz

@10kHz

@100kHz

UNITS

77.76MHz

-75

-95

-125

-145

-155

155.52MHz

-75

-95

-120

-125

-123

Phase Noise relative

to carrier

622.08MHz

-75

-95

-115

-118

-115

dBc/Hz

Note: Phase Noise at VCON = 0V