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| Tel : 0044 (0) 118 979 1238 Fax: 0044 (0) 118 979 1283 Email : info@actcrystals.com ACTOCXO25 FEATURES Stabilities to 0.01PPM ( AT Cut ) Low Aging Voltage Controlled Frequency Adjustment Measurement Equipment SPECIFICATIONS Frequency Range Frequency Accuracy ( Adjustment 25C) Frequency Stability vs Temperature Aging (AT Cut) (SC Cut) Output Type and Load Characteristics Frequency Stability vs Load Supply Voltage Frequency Stability vs Voltage Supply Consumption Warm-up Time (AT Cut) (SC Cut) Adjustable Frequency Range (AT Cut) (SC Cut) Control Voltage Range Slope Linearity Phase Noise (10MHz) APPLICATIONS PCS /Cellular Base Station Digital Switching Synthesizer SC Cut OCXO please enquire Storage Temperature Range 1~160MHz 0.5PPM (Centre control voltage) See Table 1 0.002PPM/day, first year 0.3PPM, 10 years 2PPM 0.001PPM/day, first year 0.1PPM, 10 years 0.5PPM See Table 2 0.02PPM vs 10% load change +3.3VDC, +5.0VDC, +12.0VDC 0.02PPM vs 5% voltage change 3.0W (max.) warm-up; 1.2W (max.) static 0.1PPM, <1 min. 0.03PPM, <1 min. 7.0PPM 1.0PPM 0~5V Positive 10% 1Hz, -80dBc/Hz 10Hz, -120dBc/Hz 100Hz, -140dBc/Hz 1kHz, -145dBc/Hz 10kHz, -150dBc/Hz -40~+100C (Unit: mm) PIN FUNCTION: PIN1 - Output PIN2 - GND PIN3 - Control Voltage/NC PIN4 - Reference Voltage/NC PIN5 - Power Supply FREQUENCY STABILITY vs TEMPERATURE - TABLE 1 ( Applies to frequencies < 20MHz & to 5v0 supply. For frequencies > 20MHZ & 12v0 & 3v3 stabilities will be lower -Please enquire ) Frequency Stability vs Temperature 0.01PPM (AT Cut) 0.03PPM (AT Cut) 0.05PPM (AT Cut) Temperature Range 0 - +50C -20 - +70C 40 - +75C OUTPUT TYPE AND LOAD CHARACTERISTIC - TABLE 2 Output Waveform Clipped Sine Wave TTL Frequency Range 8MHz - 30MHz 10MHz - 100MHz 1MHz - 30MHz 10MHz - 100MHz Oscillation State F: Fundamental O: Overtone F: Fundamental O: Overtone Output Characteristics Load: 10k/10pF Output level: >1Vp-p Load: Max. 10 low power consumption TTL gates "1" level: >+2.4VDC; "0" level: <+0.2VDC Duty cycle: 45/55 Rise/fall time: <6ns Load: Max. 10 low power consumption TTL/HCMOS "1" level: >+4.3VDC; "0" level: <+0.2VDC Duty cycle: 45/55 Rise/fall time: <6ns Load: Max. 10 low power consumption TTL/ACMOS "1" level: >+4.3VDC; "0" level: <+0.5VDC Duty cycle: 45/55 Rise/fall time: <6ns HCMOS 1MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone ACMOS 1MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone Please note that all parameters cannot necessarily be specified in one device. Customer to specify : Frequency, Output, Voltage, Stability, and Operating Temperature In line with our ongoing policy of product improvement and evolvement the above specification may be subject to change without notice IS9001:2000 Registered - For quotations or further information, please contact us at : 3 The Business Centre, Molly Millars Lane, Wokingham, Berkshire, RG41 2EY UK http:/www.actcrystals.com Issue : 3 S8 Date: 14/09/06 |
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