p520-29qc PhaseLink Corp., p520-29qc Datasheet

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p520-29qc

Manufacturer Part Number
p520-29qc
Description
Low Phase Noise Vcxo For 120-200mhz Fund Xtal
Manufacturer
PhaseLink Corp.
Datasheet
FEATURES
DESCRIPTION
The PLL520-28/-29 are a family of VCXO IC’s
specifically designed to pull high frequency
fundamental crystals. They achieve very low current
into the crystal resulting in better overall stability.
Their internal varicaps allow an on chip frequency
pulling, controlled by the VCON input. Their very
low jitter makes them ideal for the most demanding
timing requirements.
BLOCK DIAGRAM
47745 Fremont Blvd., Fremont, California 94538 Tel (510) 492-0990 Fax (510) 492-0991 www.phaselink.com Rev 09/20/04 Page 1
VCON
XOUT
XIN
120MHz to 200MHz Fundamental Mode Crystal.
Output range: 120 – 200MHz (no PLL).
Low Injection Power for crystal 50uW.
Sub 0.5pS RMS phase jitter ( 12kHz to 20MHz ).
PECL (PLL520-28) or LVDS output (PLL520-29).
Integrated variable capacitors.
Supports 2.5V or 3.3V-Power Supply.
Available in 16-Pin (TSSOP or 3x3mm QFN).
integrated
Oscillator
Amplifier
varicaps
w/
Low Phase Noise VCXO (for 120-200MHz Fund Xtal)
PLL520-28/-29
OE
Q
Q
OUTPUT ENABLE LOGICAL LEVELS
OE input: Logical states defined by PECL levels for PLL520-28
PLL520-28
PLL520-29
Part #
Logical states defined by CMOS levels for PLL520-29
XOUT
VCON
XOUT
PIN CONFIGURATION
GND
VDD
N/C
XIN
XIN
N/C
N/C
OE
OE
0 (Default)
1 (Default)
PLL520-28/-29
(Top View)
13
14
15
16
OE
1
2
3
4
5
6
7
8
1
0
12
1
P520-2x
11
2
10
3
Output enabled
Tri-state
Tri-state
Output enabled
9
4
16
15
14
13
12
11
10
9
8
7
6
5
State
N/C
N/C
GND
CLKC
VDD
CLKT
N/C
N/C
GND
CLKC
VDD
CLKT

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p520-29qc Summary of contents

Page 1

... CLKC N VDD CLKT VCON 7 10 N/C GND XIN GND 13 8 XOUT CLKC 14 7 P520-2x N/C VDD CLKT State 0 (Default) Output enabled 1 Tri-state 0 Tri-state 1 (Default) Output enabled Logical states defined by CMOS levels for PLL520-29 ...

Page 2

Low Phase Noise VCXO (for 120-200MHz Fund Xtal) PIN DESCRIPTIONS TSSOP 3x3mm QFN Name Pin number Pin number XIN 2 XOUT VCON 7 GND 8, 14 CLKT 11 CLKC 13 N/C 4,5,9,10,15,16 VDD 1, 12 ELECTRICAL SPECIFICATIONS ...

Page 3

Low Phase Noise VCXO (for 120-200MHz Fund Xtal) 3. Voltage Control Crystal Oscillator (3.3V) PARAMETERS VCXO Stabilization Time * VCXO Tuning Range CLK output pullability On-chip Varicaps control range Linearity VCXO Tuning Characteristic VCON input impedance VCON modulation BW Note: ...

Page 4

Low Phase Noise VCXO (for 120-200MHz Fund Xtal) 7. LVDS Electrical Characteristics PARAMETERS Output Differential Voltage V Magnitude Change DD Output High Voltage Output Low Voltage Offset Voltage Offset Magnitude Change Power-off Leakage Output Short Circuit Current 8. LVDS Switching ...

Page 5

Low Phase Noise VCXO (for 120-200MHz Fund Xtal) 9. PECL Electrical Characteristics PARAMETERS SYMBOL Output High Voltage Output Low Voltage 10. PECL Switching Characteristics PARAMETERS Clock Rise Time Clock Fall Time PECL Levels Test Circuit OUT 50Ω 50Ω OUT OUT ...

Page 6

Low Phase Noise VCXO (for 120-200MHz Fund Xtal) PACKAGE INFORMATION 16 PIN TSSOP ( mm ) Symbol Min. Max 1.20 A1 0.05 0.15 B 0.19 0.30 C 0.09 0.20 D 4.90 5.10 E 4.30 4.50 H 6.40 BSC ...

Page 7

... Tel: (510) 492-0990 Fax: (510) 492-0991 PART NUMBER PLL520- Marking P520-28OC P520-28OC P520-28QC P520-28QC P520-29OC P520-29OC P520-29QC P520-29QC PLL520-28/-29 TEMPERATURE C=COMMERCIAL I=INDUSTRAL PACKAGE TYPE O=TSSOP Q=QFN Package Option TSSOP - Tube TSSOP - Tape & Reel QFN - Tube QFN - Tape & Reel TSSOP - Tube TSSOP - Tape & ...

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