THE CONNOR-WINFIELD CORP. 2111 COMPREHENSIVE DRIVE. AURORA, IL 60505. FAX (630) 851-5040. PHONE (630) 851-4722. WWW.CONWIN.COM PRODUCT DATA SHEET CRYSTAL CONTROLLED OSCILLATORS 14 PIN DIP 3.3V HCMOS FIXED FREQUENCY OCXO CW 0611 OFA3AB1AA 20MHz OFA3AB1AA ABSOLU TE MAX IMUM RATING S PARAMETER TABLE 1.0 UNITS MINIMUM NOMINAL MAXIMUM UNITS -40 - 85 °C -0.5 - 4.5 Vdc Storage Temperature Supply Voltage (Vcc) OPERATING SPECIFICATIONS PARAMETER Center Frequency MINIMUM 12.8 NOMINAL - -1.5 -0.25 -30 -2.5 -4.6 0 MAXIMUM 20.0 1.5 - Frequency Calibration Frequency Stability Aging (Daily) Aging (20 Years) Total Frequency Tolerance Operating Temperature Range UNITS MHz NOTE 0.25 30 2.5 4.6 70 ppm ppm ppb ppm ppm °C 1 2 3 Vdc Supply Voltage (Vcc) 3.135 3.3 3.465 Supply Current (Icc) - - 450 mA Phase Jitter (BW=12KHz to Fo/2) - - 1 ps rms Phase Jitter (BW=10Hz to Fo/2) - - 3 ps rms Period Jitter SSB Phase Noise at 10Hz offset SSB Phase Noise at 10KHz offset Start Up Time: Oscillator Warm Up Time TDEV @ 1.0 Sec. TDEV @ 4.0 Sec. - -90 -150 - 3 10 5 1 2 ps rms dBc/Hz dBc/Hz mS Minutes nS nS MINIMUM 2.6 - NOMINAL - MAXIMUM 15 0.4 UNITS pf Vdc Vdc 50 - 4 55 6 mA mA % nS HCMOS OUTPUT CHARACTERISTICS (High) (Low) Duty Cycle at 50% of Vcc Rise / Fall Time 10% to 90% The Connor-Winfield OFA3AB1AA is a hermetically sealed 14 Pin DIP, 3.3V Oven Controlled Crystal Oscillator (OCXO) with an HCMOS/TTL compatible output. The OFA3AB1AA is designed for applications requiring higher frequency, low jitter and tight frequency stability. (Ioh) (Ioh) -4 45 - FEATURES 5 3.3V OPERATION LOW JITTER <1pS RMS FREQUENCY STABILITY: ±0.25ppm NOTE TEMPERATURE RANGE: 0 to 70°C FREQUENCY TOLERANCE OF ±4.6ppm OVER TEN YEARS HERMETICALLY SEALED PACKAGE RoHS COMPLIANT / LEAD FREE TABLE 4.0 PACKAG E CHARACTERISTICS Package 4 TABLE 3.0 (Voh) (Vol) Current DESCRIPTION TABLE 2.0 (Fo) PARAMETER LOAD Voltage (High) (Low) NOTE 14 pin DIP, hermetically sealed, grounded case, welded package Notes: 1) 2) 3) 4) ORDERING INFORMATION Initial calibration @ 25°C Frequency vs. temperature stability, 0 to 70°C absolute. At the time of shipment after 48 hours of operation. Inclusive of calibration, operating temperature range, supply voltage change, load change, shock and vibration, 10 years aging. 5) Measured @ 25°C, within 5 minutes, the unit will be within +/-0.1ppm of its reference frequency, measured after 30 minutes of continuous operation at a stable 25°C OFA3AB1AA - 20MHz OCXO SERIES CENTER FREQUENCY Specifications subject to change without notice. DATA SHEET #: Cx095 PAGE 1 OF 2 REV: 00 DATE: 03/22/06 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. PRODUCT D ATA SHEET CRYSTAL CONTROLLED OSCILLATORS ENVIRONMENTAL CHARACTERISTICS Temperature Cycle: Per MIL-STD-883, Method 1010, Condition B. -55°C to 125°C, 20 cycles, 10 minute dwell, 1minute transition. Gross Leak Test: Per MIL-STD-202, Method 112, Condition D. No Bubbles in flourinert (FC-43) at 125°C ±5°C for 20 seconds. SOLDERING Pin Solderabilit y: Per MIL-STD-883, Method 200. 8 hour steam age prior to 254°C ±5°C Solder pot dip, 95% Coverage. Resistance to Solder Heat: Per MIL-STD-202, Method 210, Condition C. Wave: Topside boardmount product, 260°C ±5°C for 20 seconds. MECHANICAL CHARACTERISTICS Vibration: Per MIL-STD-202, Method 204, Condition A . 10G’s peak, 10Hz to 500H z, 15 minute cycles 12 times each perpendicular axis. Shock: Per MIL-STD-202, Method 213, Condition F. 1500G’s, 0.5ms, half sine, 3 s hocks per direction. Moisture Resistance: Per MIL-STD-202, Method 106. 95% RH @ 65° C, 10 cycles 10°C to 65°C. +3.3Vdc Specifications subject to change without notice. DATA SHEET #: Cx095 PAGE 2 OF 2 REV: 00 DATE: 03/22/06 aCopyright 2001 Connor-Winfield all rights reserved.