OCXO 4598 Typical Applications PCS Base Stations Cellular Base Stations Synthesisers Test Equipment Digital Switching Features Standard Package High Stability AT-Cut Crystal Frequency range 10 MHz - 30 MHz Standard frequencies 10 MHz Frequency stabilities Parameter Code Frequency stability Operating temp range vs. operating temperature range B48 B28 C58 C38 D17 D88 E27 E17 40 ppb 20 ppb 50 ppb 30 ppb 100 ppb 80 ppb 200 ppb 100 ppb 0....50C Parameter vs. aging vs. aging /daily1 /1 Year 0.....70C -20....+70C -40....+70C Value Condition < 2 ppb < 0.5 ppm < 0.75 ppm after 72 hours of operation 20 MHz > 20 MHz Frequency tuning Parameter Electrical frequency control (EFC): Voltage range Pulling slope Value Condition > 8 ppm Typ. 0 V to 4 V Positive Sufficient for > 15 Yrs. Value Condition RF output Parameter Signal Load Duty cycle Output power min Output power max Harmonics Sinewave/ HCMOS2 50 45 to 55 % + 3 dBm + 8 dBm < - 30 dBc Supply Voltage Parameter Supply voltage (Vs) Supply voltage B (Vs B) Supply voltage C (Vs C) Power consumption steady state Power consumption during warm up Reference Voltage output Corning Frequency Control Inc. * Worldwide Data Book 2001 Value +5V5% + 12 V + 3.3 V < 1.0 W < 3.0 W 4V Condition @ 25C v1.1.2001-04-24 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 OCXO 4598 Enclosure Pin Connections Pin 1 EFC Pin 2 Reference Voltage Output or N/C Pin 3 Supply Voltage Pin 4 RF Output Pin 5 GND/Case GND Additional Parameters Parameter Phase Noise Warm-up time Processing Packaging Value Condition <- 75 dBc <-100 dBc <-130 dBc <-140dBc <-150dBc < 3 min 1Hz Note 1 10Hz 100Hz 1kHz 10kHz @25C to final frequency within 0.1ppm Tech_Note_1 Tech_Note_2 Notes 1 Typical values @ 10 MHz 2 can drive TTL, ACMOS and CMOS 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) Corning Frequency Control Inc. * Worldwide Data Book 2001 v1.1.2001-04-24 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