TCXO CCO250 Typical Applications SDH/SONET ATM WLL Measurement Equipment Features Meets Stratum III Overall Stability Mechanical Control (internal Trimmer) EFC Optional Wide Frequency Range Very Low Aging Frequency Range 8MHz - 80MHz Standard Frequencies 19.44; 38.88; 77.76MHz Frequency stabilities Parameter vs. Operating temperature range Parameter Initial tolerance vs. Supply voltage change vs. Load change vs. Aging / 15 years Overall tolerance 15 years Frequency stability Operating temp range < 0.8 ppm -20 ... +70C Value Condition < 1.0 ppm < 0.1 ppm < 0.1 ppm < 2.5 ppm < 4.6 ppm @ 25 C VS 5% Load 10% Frequency tuning Parameter Option I Value Condition Mechanical (No EFC) Electrical freq. control (EFC) Voltage range (Vc) Pulling slope Freq. control input impedance Blank U > 5.0 ppm > 5.0 ppm 0 to 2.0 V negativ >10 k (internal trimmer) Note 1 @ VS=5.0 V Value Condition HCMOS 25pF 10% 40/60% < -45dBc @ Vs/2 > 26 MHz Value Condition RF output Parameter Signal Load Duty cycle Subharmonics Supply voltage Parameter Supply voltage (VS) Current consumption 5.0 V 5% < 50 mA Additional parameters Parameter Phase Noise Weight Operable temperature range Storage temperature range Processing & Packing Corning Frequency Control * Worldwide Data Book 2001 Value <- 90 dBc <-120 dBc <-140 dBc <-145 dBc <-150 dBc < 20 g -30 ... +80C -55 ... +105C Condition 10 100 1 10 100 Hz Hz kHz kHz kHz Note 2 handling&processing note v1.0.2000-11-01 Corning Frequency Control Inc. * 100 Watts Street * Mt. Holly Springs, PA 17065 * Tel 1-717-486-3411 * Fax 1-717-486-5920 * www.corningfrequency.com Tele Quarz GmbH & Co. KG * Landstrasse * D-74924 Neckarbischofsheim, Germany * Tel +49-7268-801-0 * Fax +49-07268-801-281 * www.telequarz.de 1/2 TCXO CCO250 Enclosure Type Drawing G157A 36,1max. G157 25,4 0,2 H = 12,2 max.; G157 A 17,78 0,5 27,2max. 5 1 0,2 2 17,8 15,240,5 4 3 4,5min. 0,6max. H 3,0 o0,8 option 9,0 all units in mm Pin Connections Pin 1 Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 Example: Order: Ordering Code Model CCO250 CCO250 Notes 1 2 Voltage Control (Vc) N.C. N.C. Supply Voltage (Vs) RF output GND, case Option I Frequency tuning Option U Blank Electrical frequency Control Mechanical frequency Control Frequency 19M440 Others available Typical values @ 19.44 MHz Unless otherwise stated all values are valid after warm-up time and refer to typical conditions for supply voltage, frequency control voltage, load, temperature (25C) Subject to technical modification; Not all options are available at all Frequencies Corning Frequency Control * Worldwide Data Book 2001 v1.0.2000-11-01 Corning Frequency Control Inc. * 100 Watts Street * Mt. Holly Springs, PA 17065 * Tel 1-717-486-3411 * Fax 1-717-486-5920 * www.corningfrequency.com Tele Quarz GmbH & Co. KG * Landstrasse * D-74924 Neckarbischofsheim, Germany * Tel +49-7268-801-0 * Fax +49-07268-801-281 * www.telequarz.de 2/2