THE CONNOR-WINFIELD CORP. 2111 COMPREHENSIVE DRIVE. AURORA, IL 60505. FAX (630) 851-5040. PHONE (630) 851-4722. WWW.CONWIN.COM PRODUCT D ATA SHEET CRYSTAL CONTROLLED OSCILLATORS 0711 OVA3BA2AA 20.0 MHZ 3.3V SURFACE MOUNT LVCMOS STRATUM 3 VCOCXO ABSOLUTE M AXIMUM RATING S PARAMETER TABLE 1.0 UNITS MINIMUM NOMINAL MAXIMUM UNITS -40 - 85 °C Storage Temperature Supply Voltage (Vcc) -0.5 - 4.5 Vdc Control Voltage (Vc) -0.5 - 4.5 Vdc NOTE OVA3BA2AA DESCRIPTION OPERATING SPECIFIC ATIONS TABLE 2.0 PARAMETER Center Frequency (Fo) MINIMUM NOMINAL MAXIMUM UNITS 1.544 - 20.000 1.5 MHz Frequency Calibration -1.5 NOTE ppm 1, 4 Frequency Stability -0.25 - 0.25 ppm 2 Total Frequency Tolerance -4.6 - 4.6 ppm 3 Aging (Daily -30 - 30 ppb 4 Aging (10 years) Operating Temperature Range -2.7 -40 - 2.7 85 ppm °C Supply Voltage (Vcc) 3.135 3.3 3.465 Vdc Supply Current Steady State Supply Current @ 85°C Steady State Supply Current @ 25°C Steady State Supply Current @ -40°C Phase Jitter (BW =12KHz to 20MHz) Phase Jitter (BW =10Hz to 20MHz) Period Jitter Allan Variance (1 Second) SSB Phase Noise at 10Hz offset SSB Phase Noise at 10KHz offset Start-Up Time: Oscillator Warm Up Time TDEV at 1.0 seconds TDEV at 4.0 seconds (Icc) (Icc) (Icc) (Icc) - 110 290 550 5.00 E-10 -90 -130 - 700 1 3 3 10 5 1 2 mA mA mA mA pS RMS pS RMS pS RMS MINIMUM 0.3 -22.5 13.5 10 100k NOMINAL 1.48 - MAXIMUM 3.0 -13.5 22.5 - UNITS Vdc ppm ppm ppm/V Ohm MINIMUM 2.6 -4 45 - NOMINAL 50 - MAXIMUM 15 0.4 4 55 6 UNITS pF Vdc Vdc mA mA % nS PARAMETER Control Voltage Range Frequency at Vc=0.3 Vdc Frequency at Vc=3.0 Vdc Slope of Frequency Adjust Input Impedance VCOCXO 3.3V OPERATION LOW JITTER <1pS RMS 5 FREQUENCY STABILITY: ±0.25ppm TEMPERATURE RANGE: -40 to 85°C TABLE 3.0 (Vc) LVCMOS OUTPUT CHARACTERISTICS PARAMETER LOAD Voltage (High) (Low) Current (High) (Low) Duty Cycle at 50% of Vcc Rise / Fall Time 10% to 90% FEATURES dBc/Hz dBc/Hz mS Minutes nS nS INTPUT CHARACTERISTICS (Voh) (Vol) (Ioh) (Iol) The Connor-Winfield OVA3BA2AA is a true Surface Mount 3.3V Voltage Controlled Oven Stabilized Crystal Oscillator (VCOCXO) with a LVCMOS logic output. The OVA3BA2AA is designed for STRATUM 3 applications requiring tight frequency stability, low jitter over the industrial temperature range. NOTE 6 6 FREQUENCY TOLERANCE OF ±4.6ppm OVER TEN YEARS SURFACE MOUNT PACKAGE TAPE AND REEL PACKAGING RoHS COMPLIANT / LEAD FREE TABLE 4.0 NOTE ORDERING INFORMATION OVA3BA2AA OCXO SERIES - 20MHz CENTER FREQUENCY Specifications subject to change without notice. DATA SHEET #: Cx084 PAGE 1 OF 2 REV: 01 DATE: 02/19/07 aCopyright 2001 Connor-Winfield all rights reserved. THE CONNOR-WINFIELD CORP. 2111 COMPREHENSIVE DRIVE. AURORA, IL 60505. FAX (630) 851-5040. PHONE (630) 851-4722. WWW.CONWIN.COM PRODUCT D ATA SHEET CRYSTAL CONTROLLED OSCILLATORS PACKAG E CHARACTERISTICS Package Pin Connections TABLE 5.0 Surface Mount, Non-hermetic package consisting of an FR4 substrate with grounded metal cover. PROCESS RECOMMENDATIONS TABLE 7.0 Pin 1 7 8 14 TABLE 6.0 Solder Reflow Wash See solder profile. Ultrasonic cleaning is not recommended Notes: 1) Initial calibration @ 25°C, Vc = 1.48 Vdc. 2) Frequency vs. temperature stabilit y referenced to 25°C. 3) Inclusive of calibration, operating t emperature range, supply voltage c hange, shock and vibration and aging (10 years). 4) Specifications at time of shipment af ter 48 hours of operation. 5) Measured @ 25°C, within 5 minutes, the unit will be within +/-0.1ppm of its reference frequency, measured after 30 m inutes of continuous operation at a st able 25°C. 6) Referenced to Fo @ 25°C, Positive Transfer Characteristic. Function Voltage Control Ground (Case) Output Vcc Output Waveform 90% 50% 10% ENVIRONMENTAL CHARACTERISTICS Temperature Cycle: Per MIL-STD-883, Method 1010, Condition B. -55°C to 125°C, 300 cycles, 10 minute dwell, 1 minute transition. MECH ANICAL CHAR ACTERI STICS Vibration: Per MIL-STD-202, Method 204, Condition A. 10G’s peak, 10Hz to 500Hz, 15 minute cycles, 12 times each perpendicular axis. Shock: Per MIL-STD-202, Method 213, Condition F. 1500G’s, 1.0ms, half sine, 3 shocks per direction. Moisture Resistance: Per MIL-STD-202, Method 106. 95% RH @ 65°C, 10 cycles 10°C to 65°C. Suggested Pad Layout Test Circuit CONTROL VOLTAGE 3.0Vdc POWER SUPPLY 14 3.3Vdc 8 Keep Out Area 1 7 .830 (21.08mm) Solder Profile .565 (14.35mm) Package Outline 0711 OVA3BA2AA 20.0 MHZ .330 max (8.382mm) Dimensional Tolerance: ±.005 (.127mm) Specifications subject to change without notice. DATA SHEET #: Cx084 PAGE 2 OF 2 REV: 01 DATE: 02/19/07 aCopyright 2001 Connor-Winfield all rights reserved.