SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Features Applications Any frequency between 80.000001 and 220 MHz accurate to 6 decimal places SATA, SAS, Ethernet, 10-Gigabit Ethernet, SONET, PCI Express, video, Wireless 100% pin-to-pin drop-in replacement to quartz-based oscillators Computing, storage, networking, telecom, industrial control Ultra low phase jitter: 0.5 ps (12 kHz to 20 MHz) Frequency stability as low as 10 PPM Industrial or extended commercial temperature range LVCMOS/LVTTL compatible output Standby or output enable modes Standard 4-pin packages: 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm2 Outstanding silicon reliability of 2 FIT or 500 million hour MTBF Pb-free, RoHS and REACH compliant Ultra short lead time Electrical Characteristics Parameter Output Frequency Range Frequency Stability Operating Temperature Range Supply Voltage Current Consumption Symbol Min. Typ. Max. Unit f 80.000001 - 220 MHz F_stab T_use Vdd Idd Condition -10 - +10 PPM -20 - +20 PPM -25 - +25 PPM -50 - +50 PPM -20 - +70 C Extended Commercial -40 - +85 C Industrial 1.71 1.8 1.89 V 2.25 2.5 2.75 V 2.52 2.8 3.08 V Supply voltages between 2.5V and 3.3V can be supported. Contact SiTime for guaranteed performance specs for supply voltages not specified in this table. 2.97 3.3 3.63 V - 34 36 mA - 30 33 mA No load condition, f = 100 MHz, Vdd = 1.8V - 31 mA Vdd = 2.5V, 2.8V or 3.3V, OE = GND, output is Weakly Pulled Down Inclusive of Initial tolerance at 25 C, and variations over operating temperature, rated power supply voltage and load No load condition, f = 100 MHz, Vdd = 2.5V, 2.8V or 3.3V OE Disable Current I_OD - - - 30 mA Vdd = 1.8 V. OE = GND, output is Weakly Pulled Down Standby Current I_std - - 70 A Vdd = 2.5V, 2.8V or 3.3V, ST = GND, output is Weakly Pulled Down - - 10 A Vdd = 1.8 V. ST = GND, output is Weakly Pulled Down DC 45 - 55 % f <= 165 MHz, all Vdds. 40 - 60 % f > 165 MHz, all Vdds. Duty Cycle Rise/Fall Time Tr, Tf - 1.2 2 ns Output Voltage High VOH 90% - - Vdd 15 pF load, 10% - 90% Vdd IOH = -6 mA, IOL = 6 mA, (Vdd = 3.3V, 2.8V, 2.5V) IOH = -3 mA, IOL = 3 mA, (Vdd = 1.8V) Output Voltage Low VOL - - 10% Vdd Input Voltage High VIH 70% - - Vdd Pin 1, OE or ST Input Voltage Low VIL - - 30% Vdd Pin 1, OE or ST Input Pull-up Impedance Z_in - 100 250 k Pin 1, OE logic high or logic low, or ST logic high 2 - - M Pin 1, ST logic low Startup Time OE Enable/Disable Time Resume Time RMS Period Jitter RMS Phase Jitter (random) First year Aging 10-year Aging T_start - 7 10 ms Measured from the time Vdd reaches its rated minimum value T_oe - - 115 ns f = 80 MHz, For other frequencies, T_oe = 100 ns + 3 cycles T_resume - - 10 ms In standby mode, measured from the time ST pin crosses 50% threshold. Refer to Figure 5. T_jitt - 1.5 2 ps f = 156.25 MHz, Vdd = 2.5V, 2.8V or 3.3V - 2 3 ps f = 156.25 MHz, Vdd = 1.8V T_phj - 0.5 1 ps f = 156.25 MHz, Integration bandwidth = 12 kHz to 20 MHz F_aging -1.5 - +1.5 PPM 25C -5 - +5 PPM 25C Note: 1. All electrical specifications in the above table are specified with 15 pF 10% output load and for all Vdd(s) unless otherwise stated. 2. Contact SiTime for custom drive strength to drive higher or multiple load, or SoftEdgeTM option for EMI reduction. SiTime Corporation Rev. 1.0 990 Almanor Avenue Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com Revised August 3, 2012 SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Pin Configuration Pin 1 Symbol Top View Functionality Output Enable H or Open[3]: specified frequency output L: output is high impedance. Only output driver is disabled. Standby H or Open[3]: specified frequency output L: output is low (weak pull down). Device goes to sleep mode. Supply current reduces to I_std. OE/ ST 2 GND Power Electrical ground 3 OUT Output Oscillator output 4 VDD Power Power supply voltage OE/ST 1 4 VDD GND 2 3 OUT Note: 3. A pull-up resistor of <10 k between OE/ ST pin and Vdd is recommended in high noise environment Absolute Maximum Attempted operation outside the absolute maximum ratings of the part may cause permanent damage to the part. Actual performance of the IC is only guaranteed within the operational specifications, not at absolute maximum ratings. Min. Max. Unit Storage Temperature Parameter -65 150 C VDD -0.5 4 V Electrostatic Discharge - 2000 V Soldering Temperature (follow standard Pb free soldering guidelines) - 260 C Thermal Consideration JA, 4 Layer Board JA, 2 Layer Board JC, Bottom 7050 191 263 30 5032 97 199 24 3225 109 212 27 2520 117 222 26 Package (C/W) (C/W) (C/W) Environmental Compliance Parameter Condition/Test Method Mechanical Shock MIL-STD-883F, Method 2002 Mechanical Vibration MIL-STD-883F, Method 2007 Temperature Cycle JESD22, Method A104 Solderability MIL-STD-883F, Method 2003 Moisture Sensitivity Level MSL1 @ 260C Rev. 1.0 Page 2 of 7 www.sitime.com SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Phase Noise Plot -40 Phase noise (dBc/Hz) -60 Integrated random phase jitter (12kHz to 20MHz): 0.49 ps,RMS -80 -100 -120 -140 -160 3 10 4 5 10 10 6 7 10 10 Frequency offset (Hz) Figure 1. Phase Noise, 156.25 MHz, 3.3V, LVCMOS Output Test Circuit and Waveform Power Supply 0.1F VDD Vout 4 3 1 2 Test Point tr tf 90% Vdd 15pF (including probe and fixture capacitance) 50% 10% Vdd High Pulse (TH) Low Pulse (TL) OE/ST Function Period Vdd 1k Figure 3. Waveform Figure 2. Test Circuit Notes: 4. Duty Cycle is computed as Duty Cycle = TH/Period. 5. SiT8209 supports the configurable duty cycle feature. For custom duty cycle at any given frequency, contact SiTime. Rev. 1.0 Page 3 of 7 www.sitime.com SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Timing Diagram 90% Vdd, 2.5/2,8/3.3V devices Vdd 95% Vdd, 1.8V devices Vdd Pin 4 Voltage ST Voltage 50% Vdd NO Glitch first cycle T_resume T_start CLK Output CLK Output T_start: Time to start from power-off T_resume: Time to resume from ST Figure 4. Startup Timing (OE/ST Mode) Figure 5. Standby Resume Timing (ST Mode Only) u Vdd Vdd OE Voltage OE Voltage 50% Vdd 50 % Vdd T_OE CLK Output CLK Output T_OE HZ T_OE: Time to re-enable the clock output T_OE: Figure 6. OE Enable Timing (OE Mode Only) Time to put the output drive in High Z mode Figure 7. OE Disable Timing (OE Mode Only) Note: 6. SiT8209 supports NO RUNT pulses and No glitches during startup or resume. 7. SiT8209 supports gated output which is accurate within rated frequency stability from the first cycle. Rev. 1.0 Page 4 of 7 www.sitime.com SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Performance Plots 3.3V 2.5V 3.3V 1.8V RMS Period jitter, ps 38.0 36.0 34.0 Idd, mA 2.5V 1.8V 3.00 40.0 32.0 30.0 28.0 26.0 24.0 2.50 2.00 1.50 1.00 0.50 22.0 20.0 80 100 120 140 180 200 0.00 80 220 120 140 160 180 200 Frequency, MHz Figure 8. Idd vs Frequency Figure 9. RMS Period Jitter vs Frequency 2.5V 2.5V 1.8V 1 58.0 0.9 56.0 0.8 RMS Phase jitter, ps 60.0 54.0 52.0 50.0 48.0 46.0 44.0 42.0 40.0 80 100 Frequency, MHz 3.3V Duty cycle, % 160 3.3V 220 1.8V 0.7 0.6 0.5 0.4 0.3 0.2 0.1 100 120 140 160 180 200 0 220 80 100 120 140 160 180 200 Frequency, MHz Frequency, MHz Figure 10. Duty Cycle vs Frequency Figure 11. RMS Phase Jitter vs Frequency 1.8V 2.5V 1.8V (10%-90%) 1.8V (20%-80%) 3.3V 35 2.5V (10%-90%) 2.5V (20%-80%) 220 3.3V (10%-90%) 3.3V (20%-80%) 2.0 33 Rise Time, ns Idd, mA 1.5 31 29 27 25 -40 -20 0 20 40 60 0.5 0.0 -40 80 Temperature, C Figure 12. Idd vs Temperature, 100 MHz Output 1.0 -20 0 20 40 60 80 Temperature, C Figure 13. Rise Time vs Temperature, 100 MHz Output Note: 8. All plots are measured with 15pF load at room temperature, unless otherwise stated. Rev. 1.0 Page 5 of 7 www.sitime.com SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Dimensions and Patterns Package Size - Dimensions (Unit: mm) [9] Recommended Land Pattern (Unit: mm) [10] 2.7 x 2.4 x 0.75 mm (100% compatible with 2.5 x 2. 0 mm footprint) 1.9 1.25 1.5 YXXXX 0.50 1.00 2.4 0.05 2.7 0.05 1.0 0.85 0.75 0.05 1.1 3.2 x 2.5 x 0.75 mm 3.2 0.05 #3 #3 1.9 #2 #1 0.9 0.75 0.05 #2 1.2 #1 0.7 YXXXX #4 0.9 2.5 0.05 #4 2.2 2.1 1.4 5.0 x 3.2 x 0.75 mm 2.54 5.0 0.05 #3 0.8 2.2 0.75 0.05 #2 #2 1.6 1.1 YXXXX #1 #4 #3 3.2 0.05 #4 2.39 #1 1.15 1.5 7.0 x 5.0 x 0.90 mm 5.08 7.0 0.05 0.90 0.10 2.0 1.1 3.81 2.6 5.0 0.05 YXXXX 5.08 1.4 2.2 Notes: 9. Top marking: Y denotes manufacturing origin and XXXX denotes manufacturing lot number. The value of "Y" will depend on the assembly location of the device. 10. A capacitor of value 0.1 F between Vdd and GND is recommended. Rev. 1.0 Page 6 of 7 www.sitime.com SiT8209 High Frequency, Ultra Performance Oscillator The Smart Timing Choice The Smart Timing Choice Ordering Information The Part No. Guide is for reference only. To customize and build an exact part number, use the SiTime Part Number Generator. SiT8209AC -23-25E - 1 5 6 . 1 2 3 4 5 6 T Packaging "T": Tape & Reel, 3K reel "Y": Tape & Reel, 1K reel Blank for Bulk Part Family "SiT8209" Frequency 80.000001 to 220.000000 MHz Revision Letter "A" is the silicon revision Feature Pin "E" for Output Enable "S" for Standby Temperature Range "C" Ext. Commercial, -20 to 70C "I" Industrial, -40 to 85C Voltage Supply "18" for 1.8V 5% "25" for 2.5V 10% "28" for 2.8V 10% "33" for 3.3V 10% Output Driver Strength[11] "-" Default Package "G" 2.5 x 2.0 Frequency Tolerance "2" 3.2 x 2.5 "3" 5.0 x 3.2 "8" 7.0 x 5.0 "F" for 10 PPM "1" for 20 PPM "2" for 25 PPM "3" for 50 PPM Note: 11. Contact SiTime for custom drive strength to drive higher or multiple load, or SoftEdgeTM option for EMI reduction. Additional Information Document Description Download Link Manufacturing Notes Tape & Reel dimension, reflow profile and other manufacturing related info http://www.sitime.com/component/docman/doc_download/85-manu facturing-notes-for-sitime-oscillators Qualification Reports RoHS report, reliability reports, composition reports http://www.sitime.com/support/quality-and-reliability Performance Reports Additional performance data such as phase noise, current consumption and jitter for selected frequencies http://www.sitime.com/support/performance-measurement-report Termination Techniques Termination design recommendations http://www.sitime.com/support/application-notes Layout Techniques Layout recommendations http://www.sitime.com/support/application-notes (c) SiTime Corporation 2012. The information contained herein is subject to change at any time without notice. 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CRITICAL USE EXCLUSION POLICY BUYER AGREES NOT TO USE SITIME'S PRODUCTS FOR ANY APPLICATION OR IN ANY COMPONENTS USED IN LIFE SUPPORT DEVICES OR TO OPERATE NUCLEAR FACILITIES OR FOR USE IN OTHER MISSION-CRITICAL APPLICATIONS OR COMPONENTS WHERE HUMAN LIFE OR PROPERTY MAY BE AT STAKE. SiTime owns all rights, title and interest to the intellectual property related to SiTime's products, including any software, firmware, copyright, patent, or trademark. The sale of SiTime products does not convey or imply any license under patent or other rights. SiTime retains the copyright and trademark rights in all documents, catalogs and plans supplied pursuant to or ancillary to the sale of products or services by SiTime. Unless otherwise agreed to in writing by SiTime, any reproduction, modification, translation, compilation, or representation of this material shall be strictly prohibited. Rev. 1.0 Page 7 of 7 www.sitime.com