Silicon Laboratories SI5366 Manuel d'utilisateur

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Rev. 1.0 8/12 Copyright © 2012 by Silicon Laboratories Si5366
Si5366
PRECISION CLOCK MULTIPLIER/JITTER ATTENUATOR
Features
Applications
Description
The Si5366 is a jitter-attenuating precision clock multiplier for high-speed
communication systems, including SONET OC-48/OC-192, Ethernet, and
Fibre Channel. The Si5366 accepts four clock inputs ranging from 8 kHz
to 707 MHz and generates five frequency-multiplied clock outputs ranging
from 8 kHz to 1050 MHz. The input clock frequency and clock
multiplication ratio are selectable from a table of popular SONET,
Ethernet, and Fibre Channel frequencies. The Si5366 is based on Silicon
Laboratories' 3rd-generation DSPLL
®
technology, which provides any-
frequency synthesis and jitter attenuation in a highly integrated PLL
solution that eliminates the need for external VCXO and loop filter
components. The DSPLL loop bandwidth is digitally programmable,
providing jitter performance optimization at the application level.
Operating from a single 1.8, 2.5, or 3.3 V supply, the Si5366 is ideal for
providing clock multiplication and jitter attenuation in high performance
timing applications.
Selectable output frequencies
ranging from 8 kHz to 1050 MHz
Ultra-low jitter clock outputs
w/jitter generation as low as
0.3ps rms (12kHz20MHz)
Integrated loop filter with
selectable loop bandwidth (60 Hz
to 8.4 kHz)
Meets OC-192 GR-253-CORE
jitter specifications
Four clock inputs w/manual or
automatically controlled hitless
switching
Five clock outputs with selectable
signal format (LVPECL, LVDS,
CML, CMOS)
SONET frame sync switching
and regeneration
Support for ITU G.709 FEC ratios
(255/238, 255/237, 255/236)
LOL, LOS, FOS alarm outputs
Pin-controlled output phase
adjust
Pin-programmable settings
On-chip voltage regulator for
1.8 ±5%, 2.5 V ±10%, or
3.3 V ±10% operation
Small size: 14 x 14 mm 100-pin
TQFP
Pb-free, RoHS-compliant
SONET/SDH OC-48/STM-16
and OC-192/STM-64 line cards
GbE/10GbE, 1/2/4/8/10G Fibre
Channel line cards
ITU G.709 line cards
Optical modules
Test and measurement
Synchronous Ethernet
Ordering Information:
See page 25.
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Résumé du contenu

Page 1

Rev. 1.0 8/12 Copyright © 2012 by Silicon Laboratories Si5366Si5366PRECISION CLOCK MULTIPLIER/JITTER ATTENUATORFeaturesApplicationsDescriptionThe Si53

Page 2 - Functional Block Diagram

Si536610 Rev. 1.0Output Rise/Fall (20–80%) @ 212.5 MHz outputCKOTRFCMOS OutputVDD=2.97CLOAD=5 pF—— 2 nsOutput Duty Cycle Uncertainty @ 622.08 MHzCKODC

Page 3 - TABLE OF CONTENTS

Si5366Rev. 1.0 11PLL Performance(fin = fout = 622.08 MHz; BW = 120 Hz; LVPECL)Lock Time tLOCKMPStart of ICAL to of LOL — 35 1200 msOutput Clock Phas

Page 4 - CKIN, CKOUT

Si536612 Rev. 1.0Table 4. Jitter GenerationParameter SymbolTest Condition*Min Typ Max GR-253-SpecificationUnitMeasurement FilterDSPLL BW2Jitter Gen OC

Page 5 - Table 2. DC Characteristics

Si5366Rev. 1.0 13-Table 6. Absolute Maximum Ratings*Parameter Symbol Test Condition Min Typ Max UnitDC Supply Voltage VDD–0.5 — 3.8 VLVCMOS Input Volt

Page 6

Si536614 Rev. 1.01. Typical Phase Noise PerformanceFigure 3. Typical Phase Noise PlotTable 7. RMS Jitter by BandJitter Band RMS JitterSONET_OC48, 12

Page 7

Si5366Rev. 1.0 152. Typical Application SchematicFigure 4. Si5366 Typical Application CircuitSi5366CKIN1+CKIN1–CKSEL[1:0]3ALRMOUTCKnBLOLRATE2RSTCKOUT

Page 8

Si536616 Rev. 1.03. Functional DescriptionThe Si5366 is a jitter-attenuating precision clockmultiplier for high-speed communication systems,including

Page 9

Si5366Rev. 1.0 174. Pin Descriptions: Si5366 (Top View)1234567891011121314151648474645444342414039383736353433313029282726 32646162635758596050515253

Page 10 - Table 3. AC Characteristics

Si536618 Rev. 1.0Table 8. Si5366 Pin Descriptions Pin # Pin Name I/O Signal Level Description1, 2, 23, 24, 25, 47, 48, 52, 53, 72, 73, 74, 75, 90NC No

Page 11

Si5366Rev. 1.0 1910 C2B O LVCMOS CKIN2 Invalid Indicator.This pin is an active high alarm output associated with CKIN2. Once triggered, the alarm will

Page 12 - Table 4. Jitter Generation

Si53662 Rev. 1.0Functional Block DiagramSkew ControlManual/Auto SwitchXtal or RefclockCKIN1 CKIN2 ControlClock SelectCKIN3 CKIN4 DSPLL®Resonator/Rate

Page 13 - Rev. 1.0 13

Si536620 Rev. 1.021 FS_ALIGN I LVCMOS FSYNC Alignment Control.If CK_CONF = 1, a logic high on this pin causes the FS_OUT phase to be realigned to the

Page 14 - Table 7. RMS Jitter by Band

Si5366Rev. 1.0 2149 LOL O LVCMOS PLL Loss of Lock Indicator.This pin functions as the active high PLL loss of lock indicator.0 = PLL locked.1 = PLL un

Page 15 - Rev. 1.0 15

Si536622 Rev. 1.056 FOS_CTL I 3-Level Frequency Offset Control.This pin enables or disables use of the CKIN2 FOS reference as an input to the clock se

Page 16 - 3. Functional Description

Si5366Rev. 1.0 238095SFOUT1SFOUT0I 3-Level Signal Format Select.Three level inputs that select the output signal format (common mode voltage and diffe

Page 17 - Rev. 1.0 17

Si536624 Rev. 1.09798CKOUT4–CKOUT4+OMULTIClock Output 4.Differential output clock with a frequency specified by FRQSEL and FRQTBL settings. Output sig

Page 18 - 18 Rev. 1.0

Si5366Rev. 1.0 255. Ordering GuideOrdering Part Number Package ROHS6, Pb-Free Temperature RangeSi5366-C-GQ 100-Pin 14 x 14 mm TQFP Yes –40 to 85 °C

Page 19 - Rev. 1.0 19

Si536626 Rev. 1.06. Package Outline: 100-Pin TQFPFigure 5 illustrates the package details for the Si5366. Table 9 lists the values for the dimensions

Page 20 - 20 Rev. 1.0

Si5366Rev. 1.0 277. PCB Land PatternFigure 6. PCB Land Pattern Diagram

Page 21 - Rev. 1.0 21

Si536628 Rev. 1.0Table 10. PCB Land Pattern DimensionsDimension MIN MAXe0.50 BSC.E 15.40 REF.D 15.40 REF.E2 3.90 4.10D2 3.90 4.10GE 13.90 —GD 13.90 —X

Page 22 - 22 Rev. 1.0

Si5366Rev. 1.0 298. Top Marking8.1. Si5366 Top Marking (TQFP)8.2. Top Marking ExplanationMark Method: LaserLogo Size: 9.2 x 3.1 mmCenter-JustifiedF

Page 23 - Rev. 1.0 23

Si5366Rev. 1.0 3TABLE OF CONTENTSSection Page1. Typical Phase Noise Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Page 24 - 24 Rev. 1.0

Si536630 Rev. 1.0DOCUMENT CHANGE LISTRevision 0.1 to Revision 0.2 Updated Table 1, “Performance Specifications,” on page 4. Changed LVTTL to LVCMOS

Page 25 - 5. Ordering Guide

Si5366Rev. 1.0 31NOTES:

Page 26 - Package Diagram Dimensions

Si536632 Rev. 1.0CONTACT INFORMATIONSilicon Laboratories Inc.400 West Cesar ChavezAustin, TX 78701Tel: 1+(512) 416-8500Fax: 1+(512) 416-9669Toll Free:

Page 27 - 7. PCB Land Pattern

Si53664 Rev. 1.0Figure 1. Differential Voltage CharacteristicsFigure 2. Rise/Fall Time CharacteristicsTable 1. Recommended Operating Conditions1Parame

Page 28

Si5366Rev. 1.0 5Table 2. DC Characteristics(VDD= 1.8 ± 5%, 2.5 ±10%, or 3.3 V ±10%, TA= –40 to 85 °C)Parameter Symbol Test Condition Min Typ Max UnitS

Page 29 - 8. Top Marking

Si53666 Rev. 1.0Output Clocks (CKOUTn)3,5,6Common Mode CKOVCMLVPECL 100  load line-to-lineVDD –1.42 — VDD –1.25 VDifferential Output SwingCKOVDLVPECL

Page 30 - DOCUMENT CHANGE LIST

Si5366Rev. 1.0 72-Level LVCMOS Input PinsInput Voltage Low VILVDD=1.71V — — 0.5 VVDD=2.25V — — 0.7 VVDD=2.97V — — 0.8 VInput Voltage High VIHVDD=1.89V

Page 31 - Rev. 1.0 31

Si53668 Rev. 1.03-Level Input Pins4Input Voltage Low VILL— — 0.15 x VDDVInput Voltage Mid VIMM0.45 x VDD—0.55xVDDVInput Voltage High VIHH0.85 x VDD——V

Page 32 - CONTACT INFORMATION

Si5366Rev. 1.0 9Table 3. AC Characteristics(VDD= 1.8 ± 5%, 2.5 ±10%, or 3.3 V ±10%, TA= –40 to 85 °C)Parameter Symbol Test Condition Min Typ Max UnitS

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