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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 OCXO ABSOLUTE M AXIMUM RATING S PARAMETER Storage Temperature Supply Voltage (Vcc) UNITS MINIMUM -40 -0.5 NOMINAL MAXIMUM 85 4.5 UNITS C Vdc TABLE 2.0 MINIMUM (Fo) 1.544 -1.5 -4.6 -30 -2.7 -40 (Vcc) (Icc) (Icc) (Icc) (Icc) 3.135 3.3 110 290 550 5.00 E-10 -90 -140 NOMINAL MAXIMUM 20.000 1.5 0.25 4.6 30 2.7 85 3.465 700 1 3 3 35 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 1, 4 2 3 4 NOTE TABLE 1.0 NOTE 0711 OFA3BB2AA 20.0 MHZ OFA3BB2AA 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 Fo/2) Phase Jitter (BW =10Hz to Fo/2) 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 The Connor-Winfield OFA3BB2AA is a true Surface Mount 3.3V Oven Controlled Crystal Oscillator (OCXO) with an LVCMOS logic output. The OFA3BBA2AA is designed for STRATUM 3 applications requiring tight frequency stability, low jitter over the industrial temperature range. FEATURES OCXO 3.3V OPERATION LOW JITTER <1pS RMS 5 FREQUENCY STABILITY: 0.25ppm ABSOLUTE. TEMPERATURE RANGE: -40 to 85C 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 3.0 NOTE FREQUENCY TOLERANCE OF 4.6ppm OVER TEN YEARS SURFACE MOUNT PACKAGE TAPE AND REEL PACKAGING RoHS COMPLIANT / LEAD FREE (Voh) (Vol) (Ioh) (Iol) PACKAG E CHARACTERISTICS Package ORDERING INFORMATION TABLE 4.0 Surface Mount, Non-hermetic package consisting of an FR4 substrate with grounded metal cover. TABLE 5.0 See solder profile on page 2. Ultrasonic cleaning is not recommended OFA3BB2AA OCXO SERIES - 20MHz CENTER FREQUENCY PROCESS RECOMMENDATIONS Soldering Process Wash Specifications subject to change without notice. DATA SHEET #: Cx120 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 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. Notes: 1) Initial calibration @ 25C. 2) Frequency vs. temperature stability overall, -40 to 85C. 3) Inclusive of calibration, operating tem perature range, supply voltage change, 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 minutes of continuous operation at a stable 2 5C. Solder Profile Pin Connections TABLE 6.0 Pin 1 7 8 14 Function N/C Ground (Case) Output Vcc Package Outline .330 max (8.382mm) Suggested Pad Layout Keep Out Area 0711 OFA3BB2AA 20.0 MHz .830 (21.08mm) .565 (14.35mm) Dimensional Tolerance: .005 (.127mm) Test Circuit Output Waveform POWER SUPPLY 3.3Vdc 14 8 90% 1 7 50% 10% N/C Specifications subject to change without notice. DATA SHEET #: Cx120 PAGE 2 OF 2 REV: 01 DATE: 02/19/07 aCopyright 2001 Connor-Winfield all rights reserved. |
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