Product Specification (Rev 9/30/10) MD-996-00002 Disciplined Oscillator Module Features • 1PPS and 10 MHz output signals • 15nSec accuracy (one sigma) • Automatic self-survey for improved timing accuracy • TRAIM (Timing Receiver Autonomous Integrity Monitoring) assured high PPS integrity • Contact factory for hold over specifications Description Application The MD-996-0002 Disciplined Oscillator Module is based upon the Trimble’s proven Thunderbolt™ platform and utilizes Vectron’s high quality Ovenized Quartz Crystal Oscillators (OCXO). This module has an embedded 12-channel GPS receiver and provides both 10Mhz and 1 PPS signal output that is synchronized to GPS or UTC time. The MD-996-0002 provides 15 nanosecond accuracy and tight holdover performance. The MD-996-0002 can be used in a variety of precision timing applications and as always, Vectron is capable of customizing a solution for any application. • • • • • • • 3G Basestations (WCDMA, CDMA2000) LTE WiMAX Basestations Digital Video Broadcast E911 Location Systems General Timing and Synchronization Military Radio Serial Communications Interface Antenna Input GPS Receiver Processor/ Controller 1pps out Output Frequency Generation OCXO Figure 1. Functional Block Diagram Vectron International • Tel: 1-88-VECTRON-1 • Web: www.vectron.com RF Output1 MD-996-0002 Disciplined Oscillator Module Performance Specifications1 General L1 frequency, C/A code (SPS) 12-channel, continuous tracking receiver Update Rate: 1 Hz 1 PPS Accuracy GPS 15 nanoseconds (one sigma) without SA Output Frequency 10 MHz Accuracy 1.6x10-12 (one day average) Harmonicss -40 dBc max Spurious -70 dBc max Phase Noise 10 Hz -115 dBc 100 Hz -130 dBc 1 KHz -135 dBc 10KHz -145 dBc 100KHz -145 dBc Allan Deviation 1s 1.4e-11 10s 2E-11 100s 2E-11 1000s 5E-12 Power Supply 24V and return (19V-34V) Power Consumption 12Watts cold, 8Watts steady state Interface Specifications 1 PPS 10 MHz Connector: BNC TTL levels into 50 ohms 10 microsecond-wide pulse with the leading edge synchronized to GPS within 20 nanoseconds (one sigma) in static, time-only mode. Rising time: <20 nanoseconds Pulse shape affected by distributed capacitance of interface cable/circuit. Connector: BNC Antenna Interface I/O BNC DB-9/M connector Power Serial Protocol 2 pin locking connector Molex 39-30-1020 Trimble Standard interface Protocol (TSIP) binary protocol @ 9600, 8-None-1 Vectron International • Tel: 1-88-VECTRON-1 • Web: www.vectron.com 2 MD-996 Disciplined Oscillator Module Environmental Specifications Operating Temp -20 °C to +75 °C Storage Temp -40 °C to +85 °C Operating Humidity 5% to 95%, non-condensing Physical Characteristics Mounting Four .130” diameter mounting holes Vectron International • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • Web: www.vectron.com 3 MD-996-0002 Disciplined Oscillator Module Notes: 1. Contact the factory for custom stability requirements. For all Inquiries, Please Contact: USA: Vectron International, 267 Lowell Rd, Hudson, NH 03051 . . . .Tel: 1-88-VECTRON-1 Fax: 1-888-FAX-VECTRON EUROPE: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tel: +49 (0) 3328-4784-17 Fax: +49 (0) 3328-4784-30 ASIA: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tel: +86-21-28909740 Fax: +86-21-28909240 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: 9/30/2010 Vectron International • Tel: 1-88-VECTRON-1 • Web: www.vectron.com 4