Preliminary OX-402 Oven Controlled Crystal Oscillator OX-402 Description The OX-402 is part of a series of oscillators specifically designed to support Timing Over Packet applications, in particular 15882008 based frequency and phase reference systems. The OX-402 is stratum 3E compliant. Features • • • • • Applications Available in three standard frequencies (10MHz, 12.8MHz and 20MHz) Excellent temperature stability Superior long term stability Optimized to support Timing Over Packet applications Stratum 3E compliant according to GR1244 • • • SETS clock support Wireless Base Stations Edge and Core Routers Performance Specifications Frequency Stability1 Parameter Min Typ Max Units Notes ±4.6 ppm Free run accuracy Holdover 10 ppb Over 24 hours and 400C window Drift ±1 ppb Over 24 hours and ±2.80C Temperature stability (df/f ) ±10 ppb -20 to 700C Over all stability (df/f0) Initial Tolerance (df/f0) ±500 ppb @250C vs. supply voltage change (df/f ) ±10 ppb static; 3.3V ± 5% vs. load change (df/f ) ±10 ppb static; Load ± 5% vs. aging / daily (df/f ) ±1 ppb after 30 days; @250C vs. aging / month (df/f ) ± 25 ppb after 30 days; @250C vs. aging / year (df/f ) ± 100 ppb after 30 days; @250C ±1 ppm after 30 days; @250C Max Units Notes < 1.00 ps rms @12kHz to 20MHz 0.2 ns MTIE 10s 2.0 ns MTIE 100s 10.0 ns Wander Generation per GR1244, system performance when locked through a 1mHz loop bandwidth, see typical performance data. MTIE 1000s 40.0 ns vs. aging / 10 years (df/f ) Phase Stability Parameter Min Typ Jitter MTIE 1s Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com Page1 of 4 Performance Specifications Phase Stability (continued) Units Notes TDEV 1s Parameter Min 0.015 Typ Max ns TDEV 10s 0.13 ns TDEV 100s 1.5 ns Wander Generation per GR1244, system performance when locked through a 1mHz loop bandwidth, see typical performance data. TDEV 1000s 5.0 ns Phase Noise Parameter Min Typ Max Units Phase Noise at 1 Hz Offset -85 -60 dBc/Hz Phase Noise at 10 Hz Offset -110 -90 dBc/Hz Phase Noise at 100 Hz Offset -130 -115 dBc/Hz Phase Noise 1 kHz Offset -143 -130 dBc/Hz Phase Nosie at 10 kHz Offset -150 -145 dBc/Hz Notes RF Output Signal LVCMOS Load 15 Fan out pF ±10% 3 Rise Time < 10 ns @ 10% to 90% Vout Fall Time <10 ns @90% to 10% Vout Duty Cycle 45/55 % @ 1.65 V V Low x < 0.4 V V High x > 2.4 V Supply Supply Voltage (VS) 3.3±10% V Current consumption < 330 mA Steady state, @ VSnom, 250C Current consumption < 757 mA During warm up, @ VS Additional Parameters Warm Up Time <3 ROHS 100% ROHS 6 compliant Washable Washable device (hermetically sealed). minutes @ 250C to final frequency Absolute Maximum Ratings Min Max Units Operating temperature range -40 85 0C Storage temperature range -50 90 0C Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com Page2 of 4 Typical Performance Wander Generation per GR1244, system performance when locked through a 1mHz loop bandwidth. Outline Drawing / Enclosure Dimensions in mm Pin Assignment Height Codes Code Height “H” Pin Length “L” Pin Connection 2 10.2 5.85 1 I.C. (do not connect) 7 GND 8 VS (Supply) 14 RF Out Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com Page3 of 4 Ordering Information OX - 402 2 - E A J - 108 0 - 10M0000000 Frequency Product Family OX: OCXO Frequency Control 0: Fixed Frequency Package 14x20mm Dip Height 2: 10.2mm Stability Code 108: ±10ppb Supply Voltage E: +3.3V Temperature Range J: -20°C to +70°C T: 0°C to +70°C RF Output Code A: HCMOS Notes: 1. Contact factory for improved stabilities or additional product options. Not all options and codes are available at all frequencies. 2. Unless other stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency control voltage, load, temperature (25°C). 3. Phase noise degrades with increasing output frequency. 4. Subject to technical modification. 5. Contact factory for availability. For Additional Information, Please Contact USA: Vectron International 267 Lowell Road Hudson, NH 03051 Tel: 1.888.328.7661 Fax: 1.888.329.8328 Europe: Vectron International Landstrasse, D-74924 Neckarbischofsheim, Germany Tel: +49 (0) 3328.4784.17 Fax: +49 (0) 3328.4784.30 Asia: Vectron International 1F-2F, No 8 Workshop, No 308 Fenju Road WaiGaoQiao Free Trade Zone Pudong, Shanghai, China 200131 Tel: 86.21.5048.0777 Fax: 86.21.5048.1881 Disclaimer Vectron International reserves the right to make changes to the product(s) and or information contained herein without notice. No liability is assumed as a result of their use or application. No rights under any patent accompany the sale of any such product(s) or information. Rev: 11/2010 Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com Page4 of 4