Model 1380100-XXX 20 MHz, Stratum 3E OCXO Features Industry standard 20 x 12.7 mm SMT package Stratum 3E per GR-1244-CORE 3.3V operation Low Phase Noise Tape and Reel packaging Applications Telecom Switching 20 x 12.7 x 11 mm Wireless Communication Timing over Packet Description The CTS model 1380100 is a low cost, small size, high performance OCXO. The high quality CTS Quartz Crystal used in this OCXO offers high stability and low jitter/phase noise, making it the ideal choice for any telecommunications system Electrical Specifications Parameter Conditions & Remarks Min Typical Max Unit Operating Conditions Operating Temperature -40 - +85 C Range Supply Voltage 3.3V 3.135 3.3 3.465 Vdc Warm up - 1.8 2.5 Power Consumption W Steady state 25C - 0.75 1.0 Load Output to Ground 5 10 15 pf Frequency Stability Frequency F 20.000 MHz NOM Calibration F/F at time of shipment - 300 +500 ppb NOM Temperature Stability See options table - 7 10 ppb pk-pk Voltage Stability 5% - 1 2 ppb Per day, at time of shipment - 0.5 1 ppb/day First year - - 100 ppb Aging 10 years - - 700 ppb Inclusive of operating temp and - ppb pk-pk Holdover (24 hours) - 11 24 hours aging drift See Table 1 Total Free-Run Accuracy Under all conditions for 10 years - - 2.5 ppm Rev. B 102816 Page 1 of 8 2015 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote. Model 1380100-XXX 20 MHz, Stratum 3E OCXO Electrical Specifications Parameter Conditions & Remarks Min Typical Max Unit Operating Conditions Continued 24 hours at constant Drift - - 1 ppb temperature See Table 1 1.0 sec - <0.01 0.02 10 sec - 0.01 0.03 Short Term Stability 100 sec - 0.02 0.05 ppb ADEV (in still air) 1000 sec - 0.05 0.1 10,000 sec - 0.07 0.2 Wander Generation MTIE and TDEV per Stratum 3E requirements per GR-1244-CORE T = 25C to within 10 ppb of A Warm-Up Time - - 5 minutes frequency 30 minutes Output Parameters HCMOS V - - 10% V OL CC Amplitude V V 90% V - - OH CC Rise / Fall Times 10% to 90% 10pf load - 3 5 nsec Duty Cycle 50% of output signal 45 50 55 % Spurious - - -70 dBc Offset = 10Hz - -110 - 100Hz - -130 - Phase Noise dBc/Hz 1KHz - -140 - 10KHz - -148 - Typical Wander Generation MTIE performance Typical Wander Generation TDEV performance 100 100 10 MTIE TDEV 10 1 nSec nSec 0.1 1 0.01 0.01 0.1 1 10 100 1000 10000 100000 0.01 0.1 1 10 100 1000 10000 100000 Seconds Seconds MTIE GR-1244 Mask TDEV GR-1244 Mask Rev. B 102816 Page 2 of 8 2015 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. Visit www.ctscorp.com for list of applicable patent(s), more information, or to request a quote.