OX-402
Oven Controlled Crystal Oscillator
The OX-402 is part of a series of oscillators specically designed to support Timing Over Packet applications, in particular 1588-
2008 based frequency and phase reference systems. The OX-402 is stratum 3E compliant.
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
• Standard Frequencies: 10; 12,8; 20; 24,576; 25 MHZ
• 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
Features Applications
Description
OX-402
Page1 of 4
Performance Specications
Frequency Stability1
Parameter Min Typ Max Units Notes
Over all stability (df/f0) ±4.6 ppm Free run accuracy
Holdover 10 ppb Over 24 hours and 40C window
Drift ±1 ppb Over 24 hours and ±2.8C
Temperature stability (df/f) ±10 ppb -40 to 85C
Initial Tolerance (df/f0) ±500 ppb @25C
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; @25C
vs. aging / month (df/f) ± 25 ppb after 30 days; @25C
vs. aging / year (df/f) ± 100 ppb after 30 days; @25C
vs. aging / 10 years (df/f) ± 1 ppm after 30 days; @25C
Phase Stability
Parameter Min Typ Max Units Notes
Jitter < 1.00 ps rms @12kHz to 20MHz
MTIE 1s 0.2 ns Wander Generation per GR1244, system
performance when locked through a
1mHz loop bandwidth, see typical perfor-
mance data.
MTIE 10s 2.0 ns
MTIE 100s 10.0 ns
MTIE 1000s 40.0 ns
Page2 of 4
Performance Specications
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Phase Stability (continued)
Parameter Min Typ Max Units Notes
TDEV 1s 0.015 ns Wander Generation per GR1244, system
performance when locked through a
1mHz loop bandwidth, see typical perfor-
mance data.
TDEV 10s 0.13 ns
TDEV 100s 1.5 ns
TDEV 1000s 5.0 ns
Phase Noise
Parameter Min Typ Max Units Notes
Phase Noise at 1 Hz Oset -85 -60 dBc/Hz At 20MHz
Phase Noise at 10 Hz Oset -110 -90 dBc/Hz
Phase Noise at 100 Hz Oset -130 -115 dBc/Hz
Phase Noise 1 kHz Oset -143 -130 dBc/Hz
Phase Nosie at 10 kHz Oset -150 -145 dBc/Hz
RF Output
Signal LVCMOS
Load 15 pF ±10%
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, 25C
Current consumption < 757 mA During warm up, @ VS
Additional Parameters
Warm Up Time < 3 minutes @ 25C to nal frequency
Absolute Maximum Ratings
Min Max Units
Operating temperature range -40 85 C
Storage temperature range -50 85 C
Supply Voltage 5.5 V
Additional Environmental Conditions
Parameter Description
Rapid temperature
changes
MIL-883-1010 Cond B 1000 cycles -55/125C
Vibration MIL-STD-883 Meth 2007 Cond A 20G 20-2000Hz 4x in each 3axis 4 min
Shock JESD22-B104-B 100G 1,5ms 6 shocks in each direction
Solderability J_STD_002C Cond A, Through hole device/ Cond. B, SMD 255C (diving time
50,5sec.) Dip+Look with 8h damp pre-treatment: solder wetting >95%
Solvent resistance MIL-STD-883 Meth 2015 Solv. 1,3,4
ESD HBM JESD22-A114-E Class 2 10* 2000V
Moisture Sensit. Level 1 JESD22-A113-B
RoHS compliance 100% RoHS 6 compliant
Washable washable device
Page3 of 4
Typical Performance
Wander Generation per GR1244, system performance when locked through a 1mHz loop bandwidth.
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
Page4 of 4
Ordering Information
OX - 402 2 - E A J - 108 0 - 20M0000000
Product Family
OX: OCXO
Package
THT: 4022
Height
2: 10.2mm
Supply Voltage
E: +3.3V
Stability Code
108: ±10ppb
Frequency
Frequency Control
0: Fixed Frequency
Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • http://www.vectron.com
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:10/2012
For Additional Information, Please Contact
RF Output Code
A: HCMOS
Temperature Range
E: -40°C to +85°C
J: -20°C to +70°C
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 modication.
5. Contact factory for availability.
Dimensions in mm
Outline Drawing / Enclosure OX-402
Height Codes
Code Height “H” Pin Length “L”
2 10.2 5.85
Pin Assignment
Pin Connection
1 I.C. (do not connect)
7 GND
8 RF Out
14 VS (Supply)
USA:
Vectron Internaonal
267 Lowell Road
Suite 102
Hudson, NH 03051
Tel: 1.888.328.7661
Fax: 1.888.329.8328
Europe:
Vectron Internaonal
Landstrasse, D-74924
Neckarbischofsheim, Germany
Tel: +49 (0) 7268.801.100
Fax: +49 (0) 7268.801.282
Asia:
Vectron Internaonal
1589 Century Avenue, the 19th Floor
Chamme Internaonal Financial Center
Shanghai, China
Tel: 86.21.6081.2888
Fax: 86.21.6163.3598
