125 Series - Connor
Contents
1. Wander Generation Specification ITU T G 811 NOTES 1 Stresses beyond those listed under Absolute Maximum Rating may cause permanent damage to the module These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under Operating Specifications is not implied Exposure to absolute maximum rated conditions for extended periods may affect device reliability 2 Requires external regulation and supply decoupling 3 Cold Power up 4 Holdover will be re calculated with each successful lock Yearly aging represents 1 continuous year in Holdover 5 Includes unidirectional temperature stability Vcc stability and 24 hours of aging FTS250 Data Sheet SG176 Page 3 Rev 03 Date 05 07 13 Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice CONNOR WINFIELD Mode Control Table Table 4 SYNC 1 SYNC2 Operating Mode 0 0 Force Holdover 0 1 Lock to External 10 MHz reference 1 0 Lock to External 1 PPS reference 1 1 Default Lock to GPS Signal Note Holdover is not supported in this mode loss of the 10MHz reference will rail the PLL output until the reference returns or another mode is selected Input And Output Characteristics Table 5 LVCMOS Inputs and Outputs Symbol Parameter Minimum Maximum Units Notes Vig High Level Input Voltage Lal 4 0 V Vi Low2. and revised to release 01 05 27 11 Updated Block Diagram with Wi125 Receiver amp Soldering Recommendations 02 01 03 12 Added Package amp Physical Dimensions Information to Features 03 05 07 13 Storage Temp Absolute Max Rating updated
3. minimum 10dqB gain including cable loss should be used F 125 Series models are designed for fixed position operation only Contact Connor Winfield Sales for mobile application model offerings Phase Noise Figure 2 Phase Noise Offset Frequency Hz dBc Hz 10 90 Typ 100 125 Typ 1k 138 Typ 10k 142 Typ 100k 150 Typ 1M 152 Typ 2 11 2009 AEROFLEX LE fO dBe Hz k time 15h722m 4 144 4 0 FTS250 Data Sheet SG176 Page5 Rev 03 Date 05 07 13 CONNOR WINFIELD Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice Allan Variance Figure 3 Dole 12 1 09 Time 11 46 Dolo Poinis 1ihru 32 TCDODEfSII O01 of 32001 Tou 5 6253000e 02 File FT 250 CST S10 0M A 1 mT j SEL TAZ ka Tau Sigma 5 63e 02 2 25e 09 4 1 13e 01 7 49e 10 2 25e 01 3 0de 10 3 4 50e 01 2 11e 10 9 00e 01 2 00e 10 11 80e4 00 1 29e 10 3 60e 00 6 71e 11 7 20e 00 4 01e 11 144e4 01 2 97e 1 2 88e 01 3 05e 11 roy 5 76e 01 3 21e 11 voud 115e4 02 2 80e N1 ij 2 30e 02 1 68e 11 i 10 10 107 lime T Seconds Wander Generation Plot FTS250 versus G 811 Wander Generation Mask Figure 4 MTIE PRC ITU T G 811 ETS 300 462 6 Warder Generation 1000 w gt 100 10 0 01 0 10 1 00 10 00 109 00 1000 00 loppp nn 1aaaaaaa 1000000 00 Obs
4. Available at Digi Key www digikey com 2111 Comprehensive Drive Aurora lllinois 60505 Phone 630 851 4722 Fax 630 851 5040 www conwin com 125 Series CONNOR FTS250 Disciplined WINFIELD Oscillator Bulletin SG176 Revision 03 Date 07 May 2013 Issued By ENG Connor Winfield s GPs Disciplined Oscillators GPSDOs were created specifically for all precision timing and synchronization applications requiring higher end cost sensitive solutions By combining our uniquely designed GPS timing receivers with our high quality oscillators Connor Winfield is able to offer a wide variety of superior cost effective GPS timing solutions The 125 Series modules provide customer applications with the precise timing capabilities needed to optimize critical system performance General Description The FTS250 010 0M Frequency and Time Standard module is a GPS driven mixed signal phase lock loop providing a 1 PPS CMOS output from a Connor Winfield GPS timing receiver The FTS250 generates a 10 MHz CMOS and a 10 MHz SINE output from an intrinsically low jitter voltage controlled crystal oscillator The FTS250 can lock to a 10 MHz reference derived from the on board GPS receiver or an external 10 MHz reference or to an external 1 PPS reference Alarms are provided to indicate Loss of Lock Holdover and Antenna Fault The on board GPS receiver requires an outdoor mounted GPS antenna for the best stability and
5. DOVER STATUS LOCK STATUS O ANTENNNA FAULT STATUS 1 PPS CMOS OUTPUT LOW JITTER VCXO or ocvcxo gt ANALOG FILTER DRIVER 10 MHz CMOS TO OUTPUT JTAG O DRIVER Ho MHz SINE Programming Only TRANSLATION OUTPUT Pin Description Table 1 Pin Pin Name Description Note 1 Vcc2 3 3V 5 Supply Voltage for PLL and Interfacing Circuitry 1 2 GND 3 Reset Hardware Reset for GPS Circuitry Pull low to Reset 2 4 Disable Open High Enabled Outputs Low Disabled Outputs 2 5 1 PPS Ref Input External 1 PPS reference 2 6 GND 7 10 MHz Ref Input External LVCMOS 10 MHz Reference 2 8 NU Used for Factory Programming 9 NU Used for Factory Programming 10 NU Used for Factory Programming 11 NU Used for Factory Programming 12 Bootsel Normally High Pulled low during Wi125 software updates 13 GND 14 Vec1 3 3V 5 Supply Voltage GPS Timing Circuitry 15 Antenna Supply Voltage 2 7 to 13 2V Input Supply Voltage for the Antenna Max 45mA continuous current 16 GND 17 RXA RS 232 Communication receive signal for UART O 18 TXA RS 232 Communication transmit signal for UART O 19 SYNC2 Control Lock mode selection control signal 2 2 20 SYNC1 Control Lock mode selection control signal 1 2 21 Lock Status High Unit is locked to the selected reference 2 22 Holdover Status High Unit is in Holdover 2 23 Antenna Fault Status High Fa
6. Level Input Voltage 0 5 0 8 V Yon High Level Output Voltage 2 4 V Vor Low Level Output Voltage 0 4 V Co Output Capacitance 10 pF 10 MHz Sine Output Symbol Parameter Typical Units Notes Load 50 ohms Output Power 9 dB Total Harmonic Distortion 2 2 GPS Receiver Specifications Table 6 Parameter Specifications Notes Acquisition Tracking Sensitivity 155dBm 156dBm Acquisition Time Hot Start w Network Assist Stand Alone Outdoor lt 2 sec Indoor 148dBm lt 5 sec Cold lt 45 sec Warm lt 38 sec Hot lt 5 sec Re acquisition lt 1sec 90 confidence Supported Protocols Network Assist NMEA 0183 Reset Generation I O pin 3 RESET The power on reset for the FTS250 is generated on board If it is desired to extend the power on reset signal or provide a manual reset of the GPS receiver pull this signal low CONNOR WINFIELD FTS250 Data Sheet SG176 Rev 03 Date 05 07 13 Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice Antenna Requirements Table 7 Parameter Notes The FTS250 antenna connector is a SMA Bulkhead female The antenna supply voltage provided to Pin 15 must be within the range of 2 7 to 13 2V AMR the antenna must be able to operate at this voltage The antenna s continuous current draw must be lt 45mA The antenna must have a full sky view for optimal receiver performance An active antenna with a
7. consistent performance The mode control inputs are used to manually switch between references and or holdover The user application should monitor the alarm outputs and manually switch modes as needed Serial I O lines provide access to the NMEA messages from the GPS receiver referenced in the Connor Winfield s Wi125 User Manual Contact Connor Winfield Sales for a copy The serial I O lines can be used to access GPS timestamp information or to verify that the receiver has recovered from an alarm condition The reset is used to reset the GPS receiver if needed Features e Phase locked 10 MHz output e 1 PPS output e 3 selectable references GPS External 10 MHz or External 1 PPS e Holdover e Three alarm outputs Loss of Lock Holdover and Antenna Fault e Serial input and output ports GPS receiver e Master reset e 3 3 Volt power supply e Temperature Range 40 C to 85 C e Meets ITU T G 811 Wander Generation Mask e SMA Bulkhead GPS Antenna Connection e Package 28 pin Through Hole e Physical Dimensions 2 8 x 1 725 x 0 368 71mm x 43 82mm x 9 84mm e Fixed Position Unit Figure 1 Functional Block Diagram TCXO REFERENCE SMA Bulkhead Connector BOOT SELO _ gt SERIAL IN OQ gt Wi125 GPS Receiver GPS REF 10 MHz REF gt 1 PPS REF O gt RESET 04 gt SYNC 1 CONTROL 03 gt SYNC 2 CONTROL QO gt DISABLEO gt FTS250 Module O SERIAL OUTPUT O HOL
8. ervation Interval sec ed CONNOR FTS250 Data Sheet SG176 Page6 Rev 03 Date 05 07 13 WINFIELD HWW Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice Soldering and Cleaning Recommendations Hand solder leaded wave solder and lead free wave solder processes are recommended for attaching the FTS250 after reflow processes are complete Since the FTS250 does not have hermetic enclosure hand cleaning the leads is recommended and the module should not be completely immersed Package Dimensions Figure 5 200 5 08 Foo F a FTS250 010 0M 5 0951 V1 0 Leen 10 0MHz 100 2 54 Top View Dimensions amp Keep out Area Figure 6 1 725 1 525 E tay yf PIN 28 073 PAD 28 PIN 1 M TA 042 045 THRU HOLE 28 200 0000000000 0 0 000 OO0 0000000000 000 O00 00 00 000000 000 Qe ee Oe MOR OO M ORO FTS250 Data Sheet SG176 Page7 Rev 03 Date 05 07 13 CONNOR WINFIELD Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice Available at Digi Key www digikey com 2111 Comprehensive Drive Aurora Illinois 60505 CONNOR Phone 630 851 4722 Fax 630 851 5040 WINFIELD ere Ordering Information FTS250 010 0M Output Frequency Revision Date Note POO 01 19 10 Preliminary Release 00 06 14 10 125 Series Update
9. ult detected on the Antenna Supply Voltage Self Clearing 2 24 1 PPS CMOS Output 1 PPS LVCMOS Output 2 25 GND 26 10 MHz CMOS Output 10 MHz LVCMOS Output 2 27 GND 28 10 MHz SINE Output 10 MHz Sine Output 9dBm Note 1 Provide a clean supply to this pin Connecting to Vcc1 will degrade phase noise 2 3 3 VDC LVCMOS compatible CONNOR WINFIELD FTS250 Data Sheet SG176 Page 2 Rev 03 Date 05 07 13 Copyright 2013 The Connor Winfield Corp All Rights Reserved Specifications subject to change without notice Absolute Maximum Rating Table 2 Symbol Parameter Minimum Maximum Units Notes Vec Power Supply Voltage 0 3 3 7 Volts 1 Vin Input Voltage 0 3 4 6 Volts 1 Vener Antenna Supply Voltage 2 7 13 2 Volts 1 The Storage Temperature 40 85 1 Operating Specifications Table 3 Symbol Parameter Minimum Nominal Maximum Units Notes Voc Supply Voltage 1 3 135 3 3 3 465 V 2 kel Supply Current 1 0 200 A Voc2 Supply Voltage 2 3 135 3 3 3 465 V 2 l2 Supply Current 2 0 036 A To Temperature Range 40 85 C a Input Jitter Tolerance 30 ns A GPS Input Acquisition Time 100 sec 3 bobt External Input Acquisition Time 100 sec 3 i Oscillator Performance F Capture Pull in Range 10 ppm Faw Jitter Filter Bandwidth 0 8 Hz DC Duty Cycle 45 55 RMS RMS Phase Noise 10 Hz 2 MHz 1 2 ps 12 kHz 2 MHz 0 6 Holdover Wander Generation Performance 4 Frequency Stability 0 32 ppm 5
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