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| 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 3.3V SURFACE MOUNT LVCMOS STRATUM 3 VCOCXO ABSOLUTE M AXIMUM RATING S PARAMETER Storage Temperature Supply Voltage Control Voltage (Vcc) (Vc) UNITS MINIMUM -40 -0.5 -0.5 NOMINAL MAXIMUM 85 4.5 4.5 UNITS C Vdc Vdc TABLE 1.0 NOTE 0711 OVA3BA2AA 20.0 MHZ OVA3BA2AA DESCRIPTION OPERATING SPECIFIC ATIONS PARAMETER Center Frequency Frequency Calibration Frequency Stability Total Frequency Tolerance Aging (Daily Aging (10 years) Operating Temperature Range Supply Voltage Supply Current Steady State Supply Current @ 85C Steady State Supply Current @ 25C Steady State Supply Current @ -40C 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 (Vcc) (Icc) (Icc) (Icc) (Icc) (Fo) MINIMUM 1.544 -1.5 -0.25 -4.6 -30 -2.7 -40 3.135 3.3 110 290 550 5.00 E-10 -90 -130 NOMINAL MAXIMUM 20.000 1.5 0.25 4.6 30 2.7 85 3.465 700 1 3 3 10 5 1 2 UNITS MHz ppm ppm ppm ppb ppm C Vdc mA mA mA mA pS RMS pS RMS pS RMS dBc/Hz dBc/Hz mS Minutes nS nS TABLE 2.0 NOTE 1, 4 2 3 4 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. FEATURES VCOCXO 3.3V OPERATION LOW JITTER <1pS RMS 5 FREQUENCY STABILITY: 0.25ppm TEMPERATURE RANGE: -40 to 85C TABLE 3.0 NOTE 6 6 INTPUT CHARACTERISTICS PARAMETER Control Voltage Range Frequency at Vc=0.3 Vdc Frequency at Vc=3.0 Vdc Slope of Frequency Adjust Input Impedance (Vc) 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 FREQUENCY TOLERANCE OF 4.6ppm OVER TEN YEARS SURFACE MOUNT PACKAGE TAPE AND REEL PACKAGING RoHS COMPLIANT / LEAD FREE LVCMOS OUTPUT CHARACTERISTICS PARAMETER LOAD Voltage (High) (Low) Current (High) (Low) Duty Cycle at 50% of Vcc Rise / Fall Time 10% to 90% MINIMUM 2.6 -4 45 NOMINAL 50 MAXIMUM 15 0.4 4 55 6 UNITS pF Vdc Vdc mA mA % nS TABLE 4.0 NOTE ORDERING INFORMATION (Voh) (Vol) (Ioh) (Iol) 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 Pin Connections TABLE 7.0 CRYSTAL CONTROLLED OSCILLATORS PACKAG E CHARACTERISTICS Package TABLE 5.0 Surface Mount, Non-hermetic package consisting of an FR4 substrate with grounded metal cover. TABLE 6.0 See solder profile. Ultrasonic cleaning is not recommended PROCESS RECOMMENDATIONS Solder Reflow Wash Pin 1 7 8 14 Function Voltage Control Ground (Case) Output Vcc Notes: 1) Initial calibration @ 25C, Vc = 1.48 Vdc. 2) Frequency vs. temperature stabilit y referenced to 25C. 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 @ 25C, 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 25C. 6) Referenced to Fo @ 25C, Positive Transfer Characteristic. ENVIRONMENTAL CHARACTERISTICS Temperature Cycle: Per MIL-STD-883, Method 1010, Condition B. -55C to 125C, 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 @ 65C, 10 cycles 10C to 65C. Output Waveform 90% 50% 10% Suggested Pad Layout Test Circuit CONTROL VOLTAGE 3.0Vdc POWER SUPPLY 3.3Vdc 14 8 Keep Out Area 1 7 .830 (21.08mm) Solder Profile .565 (14.35mm) Package Outline .330 max (8.382mm) 0711 OVA3BA2AA 20.0 MHZ 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. |
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