Tel: 0044 (0) 118 979 1238 Fax: 0044 (0) 118 979 1283 Email: [email protected] ACTOCXO20 SC Cut OXCO Please Enquire FEATURES ■ ■ ■ ■ APPLICATIONS Stability to ±0.02PPM Low Aging Voltage Controlled Frequency Adjustment Measurement Equipment ■ ■ ■ ■ PCS / Cellular Base Stations Digital Switching Synthesizer SC Cut OXCO Please Enquire SPECIFICATIONS Frequency Range Frequency Accuracy (Adjustment 25°C) 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) Slope Linearity Phase Noise (10MHz SC-Cut) Storage Temperature Range 1.0 ~ 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 ±0.02PPM vs ±5% voltage change 3.6W (max.) warm-up; 1.2W (max.) static ±0.1PPM, <1 min. ±0.03PPM, <1 min. AT Cut ±7.0PPM, Control Voltage Range Positive ±10% 10Hz, -120dBc/Hz 100Hz, -140dBc/Hz 1kHz, -145dBc/Hz 10kHz, -150dBc/Hz -40~+100° C FREQUENCY STABILITY vs TEMPERATURE – TABLE 1 0~5V (Applies to frequencies < 20MHz & to 5v0 supply. For frequencies > 20MHZ & 3v3 stabilities will be lower –Please enquire) Frequency Stability vs Temperature ±0.020PPM (AT Cut) ±0.050PPM (AT Cut) ±0.100PPM (AT Cut) Temperature Range 0 - +50° C -20 - +70° C -40 - +75° C (Unit: mm) PIN FUNCTION: PIN1 – Power Supply PIN2 – Output PIN3 – GND PIN4 – Control Voltage PIN5 – Reference Voltage/NC OUTPUT TYPE AND LOAD CHARACTERISTICS – TABLE 2 Output Waveform Clipped Sine Wave Frequency Range Oscillation State 8MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone 1MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone HCMOS 1MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone ACMOS 1MHz - 30MHz 10MHz - 100MHz F: Fundamental O: Overtone TTL Output Characteristics Load: 10kΩ/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: <+0.5VDC Duty cycle: 45/55 Rise/fall time: <6ns Load: Max. 10 low power consumption TTL/ACMOS “1” level: >+4.3 VDC; “0” level: <+0.5VDC Duty cycle: 45/55 Rise/fall time: <6ns 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: 4 S8 Date: 14/09/06