TCXO Specification Model ML602 2111 Comprehensive Drive Aurora, Illinois 60505 Phone: 630- 851- 4722 Fax: 630- 851- 5040 Description: Features: The Connor-Winfield ML602 is a surface mount 5x3.2mm, 3.3V, LVCMOS Temperature Compensated Crystal Oscillator (TCXO) designed for application compliance to Telcordia Stratum 3, ITU-T G.813 Option 2, and ITU-T G.8262 Option 2. •3.3 Vdc Operation •Frequency Stability: ± 0.14 ppm •Temperature Range: -40 to 85°C •LVCMOS Output •Ceramic Surface Mount Package •Tape and Reel Packaging •RoHS Compliant / Pb Free www.conwin.com US Headquarters: 630-851-4722 European Headquarters: +353-61-472221 Absolute Maximum Ratings Parameter Minimum Nominal Maximum Units -55 -0.5 -0.5 - - - 85 6.0 Vcc+0.5 °C Vdc Storage Temperature Supply Voltage (Vcc) Input Voltage Notes Operating Specifications Parameter Minimum Nominal Maximum - -1.0 -140 -50 -50 - - -40 -1.0 -4.6 -40 3.135 - - - 10, 20, and 24.576 - - - - - 1.0E-10 - - - - 3.3 - 3 0.5 - 1.0 140 50 50 0.40 - 40 1.0 4.6 85 3.465 6 5 1.0 - - - - - - -90 -113 -135 -150 -150 - - - - - - 10 Nominal Frequency (Fo) Frequency Calibration @ 25 °C Frequency Stability vs. Temperature Frequency vs. Load Stability Frequency vs. Voltage Stability Static Temperature Hysteresis Short Term Allan Variance (1 second) Constant Temperature Stability Aging 1st Year Total Tolerance Operating Temperature Range: Supply Voltage (Vcc) Supply Current (Icc) Period Jitter Integrated Phase Jitter SSB Phase Noise for Fo=20.0MHz @ 10 Hz offset @ 100 Hz offset @ 1 KHz offset @ 10 KHz offset @ 100 KHz offset Start-up Time Units Notes MHz ppm 1 ppb 2 ppb ±5% ppb ±5% ppm 3 RMS ppb 24 Hours ppm ppm °C Vdc ±5% mA ps rms ps rms 4 dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz ms LVCMOS Output Characteristics Parameter Load Voltage (High) (Voh) (Low) (Vol) Duty Cycle at 50% of Vcc Rise / Fall Time 10% to 90% Minimum Nominal Maximum - 90%Vcc - 45 - 15 - - 50 4 - - 10%Vcc 55 8 Units Package Characteristics Package Hermetically sealed crystal mounted on a ceramic package Environmental Characteristics Vibration: Shock: Soldering Process; Vibration per Mil Std 883E Method 2007.3 Test Condition A Mechanical Shock per Mil Std 883E Method 2002.4 Test Condition B. RoHS compliant lead free. See soldering profile on page 2. Ordering Information Bulletin Page Revision Date Tx418 1 of 3 00 10 Feb 2015 Notes pF Vdc Vdc % ns ML602-010.0M, ML602-020.0M, ML602-024.576M Notes: 1.Frequency referenced to Fo. @ 25°C. Specification at time of shipment after 48 hours operation 2.Frequency stability vs. change in temperature. [±(Fmax - Fmin)/2.Fo]. 3.Frequency change after reciprocal temperature ramped over the operating range. Frequency measured before and after at 25°C. 4.Bandwidth = 12KHz to Fo/2 MHz. 2111 Comprehensive Drive Aurora, Illinois 60505 Phone: 630- 851- 4722 Fax: 630- 851- 5040 www.conwin.com Package Layout 0.083 Max. (2.1mm) 0.126 (3.2mm) Top View 0.006 Typ. (0.15mm) 0.050 (1.27mm) 0.028 (0.71mm) Pad 8 Pad 1 Temperature 260°C 260°C 220°C 180°C 150°C 120°C 0 10 s Up to 120 s 60 to 90 s Typical Typical Meets IPC/JEDEC J-STD-020C Dimensional Tolerance: +/-0.005 (+/-0.127mm) 0.008 Typ. (0.20mm) Bottom View To Output 0.028 (0.71mm) 0.042 (1.07mm) 0.016 (0.41mm) ML602 1410 20.0 MHZ 0.197 (5.0mm) 0.065 (1.65mm) Suggested Pad Layout 0.042 (1.07mm) 0.028 (0.71mm) Keep Out Area* External Bypass Capacitor 0.1 uF & 10 nF 5 0.053 (1.35mm) 4 Top View 8 0.098 (2.49mm) 1 0.050 (1.27mm) To Ground 0.050 (1.27mm) * Do not route any traces in the keep out area. It is recommended the next layer under the keep out area is to be ground plane. ML602-024.576M Package Layout Pad Connections 1: N/C 2: Do Not Connect 3: Do Not Connect 4: Ground 5: Output 6: Do Not Connect 7: Do Not Connect 8: Supply Voltage (Vcc) Typical Phase Noise Bulletin Page Revision Date Specifications subject to change without notification. See Connor-Winfield's website for latest revision. All dimensions in inches. © Copyright 2015 The Connor-Winfield Corporation Not intended for life support applications. Tx418 2 of 3 00 10 Feb 2015 2111 Comprehensive Drive Aurora, Illinois 60505 Phone: 630- 851- 4722 Fax: 630- 851- 5040 www.conwin.com Design Recommendations Vcc , should have a large copper area for reduced inductance . Connect a 0.01uF bypass capacitor <0.1”(2.54mm) from the pad . 8 9 7 6 2 3 Top View 50 Ohm trace <1”by design Vcc 4 Attention: To achieve optimal frequency stability, and in some cases to meet the specification stated on this data sheet, it is required that the circuit connected to this TCXO output must have the equivalent input capacitance that is specified by the nominal load capacitance. Deviations from the nominal load capacitance will have a graduated effect on the stability of approximately 20 ppb per pF load difference. Buffer 5 4 10 1 5 0.010”(0.254mm) Recommended clearance inductance for internal copper flood. ML602 1410 20.0 MHZ Ground Ground , should have a large copper area for reduced inductance . OSC Top View Ground 50 Ohm Trace Without Output Vias Buffer TOP LAYER GROUND LAYER ....... BOTTOM LAYER Test Circuit DNC DNC Vcc Supply Voltage 8 0.1 uF Bypass 10 nF Bypass 1 7 6 2 3 5 4 Output Waveform Output 15 pF 1V/Div TCXO = N/C DNC DNC DNC = D o Not Connect Tape and Reel Dimensions Solder Profile Temperature 260°C 260°C 220°C 180°C 150°C 120°C 0 10 s Up to 120 s 60 to 90 s Typical Typical Meets IPC/JEDEC J-STD-020C Bulletin Meets EIAi481A and EIAJ-1009B 2000 Pieces per Reel Page Revision Date Specifications subject to change without notification. See Connor-Winfield's website for latest revision. All dimensions in inches. © Copyright 2015 The Connor-Winfield Corporation Not intended for life support applications. Tx418 3 of 3 00 10 Feb 2015