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| SIT8503 High Performance 200-1000 KHz Oscillator Features, Benefits and Applications 200 - 1000 kHz frequency range (contact SiTime for <200 kHz) Frequency stability as low as 20 PPM LVCMOS/LVTTL compatible output Typical current consumption of 5.7 mA in active mode Standby or output enable modes Four industry-standard packages: 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm All-silicon device with outstanding reliability of 2 FIT, 10x improvement over quartz-based devices, enhancing system MTBF Outstanding mechanical robustness for portable applications Ultra short lead time Ideal for consumer electronics, audio applications Specifications Electrical Characteristics Parameter Output Frequency Range Frequency Stability Symbol f F_stab Min. 200 -20 -25 -30 -50 Aging Operating Temperature Range Supply Voltage Ag T_use Vdd -1.0 -20 -40 1.71 2.25 2.52 2.97 - - - - - 45 - - 90% Typ. - - - - - - - - 1.8 2.5 2.8 3.3 5.9 5.7 2.4 1.2 0.4 50 1.0 1.3 - Max. 1000 +20 +25 +30 +50 1.0 +70 +85 1.89 2.75 3.08 3.63 6.9 6.6 4.3 2.2 0.8 55 2.0 2.5 - Unit kHz PPM PPM PPM PPM PPM C C V V V V mA mA A A A % ns ns Vdd Condition Contact SiTime for <200 kHz Inclusive of: Initial stability, operating temperature, rated power, supply voltage change, load change, shock and vibration. 20 PPM available in extended commercial temperature only 1st year at 25C Extended commercial Industrial Current Consumption Standby Current Idd I_std Duty Cycle Rise/Fall Time Output Voltage High DC Tr, Tf VOH No load condition, f = 400 KHz, Vdd = 2.5 V, 2.8 V or 3.3 V No load condition, f = 400 KHz, Vdd = 1.8 V ST = GND, Vdd = 3.3 V, Output is weakly pulled down ST = GND, Vdd = 2.5 or 2.8 V, Output is weakly pulled down ST = GND, Vdd = 1.8 V, Output is weakly pulled down All Vdds 20% - 80% Vdd=2.5V or 2.8V, 3.3V, 15pF load 20% - 80% Vdd=1.8V, 15pF load IOH = -4 mA (Vdd = 3.3 V) IOH = -3 mA (Vdd = 2.8 V and Vdd = 2.5 V) IOH = -2 mA (Vdd = 1.8 V) IOL = 4 mA (Vdd = 3.3 V) IOL = 3 mA (Vdd = 2.8 V and Vdd = 2.5 V) IOL = 2 mA (Vdd = 1.8 V) At maximum frequency and supply voltage. Contact SiTime for higher output load option Pin 1, OE or ST Pin 1, OE or ST Measured from the time Vdd reaches its rated minimum value Measured from the time ST pin crosses 50% threshold f = 400 KHz, Vdd = 2.5 V, 2.8 V or 3.3 V f = 400 KHz, Vdd = 1.8 V Output Voltage Low VOL - - 10% Vdd Output Load Input Voltage High Input Voltage Low Startup Time Resume Time RMS Period Jitter Ld VIH VIL T_osc T_resume T_jitt - 70% - - - - - - - - - 3 11 12 15 - 30% 10 4 17 17 pF Vdd Vdd ms ms ps ps SiTime Corporation Rev. 1.0 990 Almanor Avenue Sunnyvale, CA 94085 (408) 328-4400 www.sitime.com Revised September 1, 2010 www.DataSheet.in SIT8503 High Performance 200-1000 KHz Oscillator Specifications (Cont.) Pin Description Tables Pin #1 Functionality OE H or Open : specified frequency output L: output is high impedance ST H or Open: specified frequency output L: output is low level (weak pull down). Oscillation stops [1] Pin Map Pin 1 2 3 4 Connection OE/ST GND CLK VDD Absolute Maximum Table 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. Parameter Storage Temperature Vdd Electrostatic Discharge Theta JA (with copper plane on Vdd and GND) Theta JC (with PCB traces of 0.010 inch to all pins) Soldering Temperature (follow standard Pb free soldering guidelines) Number of Program Writes Program Retention over -40 to 125C, Process, Vdd (0 to 3.65 V) Min. -65 -0.5 - - - - - 1,000+ Max. 150 4 6000 75 24 260 1 - Unit C V V C/W C/W C NA years Environmental Compliance Parameter Mechanical Shock Mechanical Vibration Temperature Cycle Solderability Moisture Sensitivity Level Condition/Test Method MIL-STD-883F, Method 2002 MIL-STD-883F, Method 2007 JESD22, Method A104 MIL-STD-883F, Method 2003 MSL1 @ 260C Startup and Resume Timing Diagram 90% Vdd: 2.5/2.8/3.3 V parts 95% Vdd: 1.8 V parts Vdd ST Voltage Vdd Pin 4 Voltage 50% Vdd T_resume T_start CLK Output CLK Output T_start: Time to start from power-off (ST/OE Mode) Note: 1. In 1.8 V mode, a resistor of <100 k between OE pin and VDD is recommended. T_resume: Time to resume from ST (ST Mode Only) Rev. 1.0 Page 2 of 4 www.sitime.com www.DataSheet.in SIT8503 High Performance 200-1000 KHz Oscillator Dimensions and Land Patterns Package Size - Dimensions (Unit: mm)[2] 2.5 x 2.0 x 0.75 mm 2.5 0.10 #4 #3 #3 Recommended Land Pattern (Unit: mm)[3] 1.00 1.9 #4 2.0 0.10 YXXXX 1.1 0.75 0.05 0.75 1.1 3.2 x 2.5 x 0.75 mm 3.2 0.15 #4 #3 #3 2.1 #4 2.2 0.9 0.7 1.9 YXXXX 2.5 0.15 #1 #2 #2 #1 0.75 0.05 0.9 1.4 5.0 x 3.2 x 0.75 mm 5.0 0.15 #4 #3 #3 2.39 #4 2.54 YXXXX 3.2 0.15 0.8 0.75 0.05 1.15 1.5 7.0 x 5.0 x 0.90 mm 5 .0 8 #3 #3 #4 5.08 7 .0 0 .1 5 #4 5.0 0.15 1.1 3.81 YXXXX 2.6 #1 #2 #2 #1 0.90 0.10 1 .4 2.2 Notes: 2. Y denotes manufacturing origin and XXXX denotes manufacturing lot number. The value of "Y" will depend on the assembly location of the device. 3. A capacitor of value 0.1 F between Vdd and GND is recommended. Rev. 1.0 Page 3 of 4 2.0 1.6 #1 #2 #2 #1 1.1 2.2 1.2 1.0 #1 #2 #2 #1 0.5 1.5 www.sitime.com www.DataSheet.in SIT8503 High Performance 200-1000 KHz Oscillator Advanced Information Part No. Guide - How to Order The Part No. Guide is for reference only. For real-time customization and exact part number, use the SiTime Part Number Generator. SIT8503AC-23-33E-000.751234T Packaging Part Family SIT8503 Revision Letter "A" is the revision Temperature Range "C" Commercial, -20 to 70C "I" Industrial, -40 to 85C Supply Voltage Output Driver Strength "-" Default [4] "T": Tape & Reel, 3K reel "Y": Tape & Reel, 1K reel Blank for Bulk Frequency 0.200000 to 1.000000 MHz Feature Pin "E" for Output Enable "S" for Standby Package Size "1" 2.5 x 2.0 mm "2" 3.2 x 2.5 mm "3" 5.0 x 3.2 mm "8" 7.0 x 5.0 mm "18" for 1.8 V 5% "25" for 2.5 V 10% "28" for 2.8 V 10% "33" for 3.3 V 10% Frequency Stability "1" for 20 PPM "2" for 25 PPM "3" for 50 PPM "8" for 30 PPM Notes: 4. Contact SiTime for different drive strength options for driving higher loads or reducing EMI. Frequency Stability vs. Temperature Range Options Frequency Stability (PPM) Temperature Range Supply Voltage 1.8 V 2.5 V 2.8 V 3.3 V 20 25 30 50 C (-20 to +70C) I (-40 to +85C) C (-20 to +70C) I (-40 to +85C) C (-20 to +70C) I (-40 to +85C) C (-20 to +70C) I (-40 to +85C) - - - - (c) SiTime Corporation 2010. The information contained herein is subject to change at any time without notice. SiTime assumes no responsibility or liability for any loss, damage or defect of a Product which is caused in whole or in part by (i) use of any circuitry other than circuitry embodied in a SiTime product, (ii) misuse or abuse including static discharge, neglect or accident, (iii) unauthorized modification or repairs which have been soldered or altered during assembly and are not capable of being tested by SiTime under its normal test conditions, or (iv) improper installation, storage, handling, warehousing or transportation, or (v) being subjected to unusual physical, thermal, or electrical stress. Disclaimer: SiTime makes no warranty of any kind, express or implied, with regard to this material, and specifically disclaims any and all express or implied warranties, either in fact or by operation of law, statutory or otherwise, including the implied warranties of merchantability and fitness for use or a particular purpose, and any implied warranty arising from course of dealing or usage of trade, as well as any common-law duties relating to accuracy or lack of negligence, with respect to this material, any sitime product and any product documentation. products sold by sitme are not suitable or intended to be used in a life support application or component, to operate nuclear facilities, or in other mission critical applications where human life may be involved or at stake. all sales are made conditioned upon compliance with the critical uses policy set forth below. 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 4 of 4 Revised September 1, 2010 www.DataSheet.in |
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