Available at Digi-Key Surface Mount www.digikey.com Oven Stabilized Oscillator DOCSC Series OCXO or VCOCXO Description: Features: 2111 Comprehensive Drive Connor-Winfields high stability OCXO or VCOCXO 2111 Comprehensive Drive Aurora, Illinois 60505 DOCSC Series is an exceptionally 3.3 Vdc Operation Aurora, Illinois 60505 Phone: 630-851-4722 precise frequency standard, excellent SMT Package Phone: 630-851-4722 for use in cellular base stations, test Fax: 630- 851- 5040 Frequency Stability 20 ppb equipment, Synchronous Ethernet Fax: 630- 851- 5040 www.conwin.com Temperature Ranges: and VSAT applications. www.conwin.com 0 to 70C, -20 to 75C or -40 to 85C Based on an SC-cut crystal, Low Phase Noise the DOCSC Series offers low aging and tight LVCMOS Output stability in a 9x14mm surface mount package. RoHS Compliant / Lead Free Suggested Pad Layout Package Outline 0.358 0.060 0.375 0.330 (9.1mm) (1.52mm) (9.52mm) (8.38mm) 0.085 0.085 (2.16mm) (2.16mm) 0.060 DNC (1.52mm) 0.275 (6.99mm) 4 3 0.100 0.555 (2.54mm) Top 0.260 2 5 (14.1mm) View 0.100 (6.60mm) 0.040 (2.54mm) (1.02mm) 6 1 0.040 Keep (1.02mm) Out DNC = Do Not Connect DNC Area 0.025 (0.64mm) Bottom Top Side DimensionalTolerance: +/-0.005 (0.127mm) View View View Marking Diagram Pad Connections 1: N/C or Voltage Control 2: Do Not Connect* 3: Gr ound 4: Output 5: Do Not Connect* 6: Supply Voltage (Vcc) *DO NOT connectDN pads to ground or supply rails. Ordering Information DOCSC 02 0 F -024.576M Frequency Temperature Voltage Control Oscillator Output * Number Stability Range Option Type Frequency of allowable 02 = 20.0 ppb 3.3 Vdc 0 = 0 to 70C F = OCXO digits after Frequency Format LVCMOS Output 1 = -20 to 75C (Fixed Freq.) -xxx.xM Min * the decimal Surface Mount 2 = -40 to 85C V = VCOCXO -xxx.xxxxxxM Max * point. OCXO (Voltage Controlled) M = MHz Bulletin Cx264 Page 1 of 4 Attention: System Designers please review Application Note AN2093: Revision 07 System Design Information and Printed Circuit Board Layout Guidelines for OCXO Oscillators. Date 18 Sept 2019 www.conwin.com/technologies.html 1525 DOCSC022F 24.576MHz 12111 Comprehensive Drive Aurora, Illinois 60505 Phone: 630-851-4722 Fax: 630- 851- 5040 www.conwin.com Absolute Maximum Ratings Parameter Minimum Nominal Maximum Units Notes Storage Temperature -55 - 125 C Supply Voltage - 3.3 Vdc (Vcc) -0.5 - 4.5 Vdc Control Voltage (Vc) -0.5 - Vcc+0.5 Vdc Operating Specifications Parameter Minimum Nominal Maximum Units Notes Center Frequency (Fo) 10 - 40 MHz Frequency Stability vs. Change in Temperature Option 02 -20 - 20 ppb 1 Operating Temperature Range Option 0 0 - 70 C Option 1 -20 - 75 C Option 2 -40 - 85 C Frequency Calibration -1.0 - 1.0 ppm 2 Frequency Stability vs Load -20 - 20 ppb 5% Frequency Stability vs Voltage -20 - 20 ppb 5% Aging: Daily -5.0 - 5.0 ppb/day 3 Aging: First Year -0.3 - 0.3 ppm Total Frequency Tolerance (20 Years) -3.0 - 3.0 ppm 4 Supply Voltage (Vcc) 3.13 3.30 3.47 Vdc 5 Power Consumption Vcc = Nominal Voltage Commercial Temperature Range: 0 to 70 C Turn On - - 2.5 W Steady State 25C - - 1.1 W Industrial Temperature Range: -40 to 85 C Turn On - - 3.0 W Steady State 25C - - 1.3 W Phase Jitter: (BW: 12 KHz to 5MHz Fo=40.0MHz) - 0.25 0.35 ps RMS Allan Deviation (Tau=1s) - 3.0E-11 - < Start-Up Time (for Vcc ramp 500us) - - 10 ms 6 Warm Up Time (Within Specification 25C) - - 60 s Warm Up Time (Within Specification -40C) - - 90 s CMOS Output Characteristics Parameter Minimum Nominal Maximum Units Notes Load - 15 - pF 7 Output Voltage Output Voltage: High (Voh) 2.7 - - V Low (Vol) - - 0.3 V Output Current: High (Ioh) -4 - - mA Low (Iol) - - 4 mA Duty Cycle at 50% of Vcc 45 50 55 % Rise / Fall Time: 10% to 90% - - 6.5 ns Typical Phase Noise Characteristics Parameter Fo=10 MHz Fo=24.576MHz Fo=40.0MHz Units Notes 1 Hz offset -72 -70 -67 dBC/Hz 10 Hz offset -100 -96 -90 dBC/Hz 100 Hz offset -128 -125 -116 dBC/Hz 1 KHz offset -145 -145 -139 dBC/Hz 10 KHz offset -151 -151 -147 dBC/Hz 100 KHz offset -154 -154 -153 dBC/Hz 1MHz offset -155 -155 -153 dBC/Hz Bulletin Attention: System Designers please review Application Note AN2093: Cx264 Page System Design Information and Printed Circuit Board Layout Guidelines for OCXO Oscillators. 2 of 4 www.conwin.com/technologies.html Revision 07 Date 18 Sept 2019 Specifications subject to change without notification. See Connor-Winfield s website for latest revision. Copyright 2019 The Connor-Winfield Corporation Not intended for life support applications.