Issue: 04 Date: 2008-04-04 Specification AXIOM20S Oscillator type : OCXO in DIL14 package with Stratum III stability Parameter min. Frequency range Standard frequencies Frequency stability Initial tolerance vs. temperature in operating temperature range operating temperature range typ. max. Unit Condition 10 20 12.8 / 16.384 / 19.44 / 20.0 MHz MHz ppm ppb ppb @+25°C steady state ± 500 ± 280 0 -20 -40 vs. supply voltage variation vs. load change Holdover stability (over operating temperature range and VS ± 1 %) 24 hours drift long term (aging) 1st year Long term aging over 15 years Long term stability (overall) 15 years Frequency adjustment range Mechanical (internal trimmer) Electronic Frequency Control (EFC) RF output Signal waveform Load Rise & decay time Symmetry (duty cycle) Warm-up time Supply voltage VS 70 70 85 ± 40 ± 0.8 ± 3.5 ± 4.6 ppb ppm ppm ppm ± 10 ± 10 HCMOS 15 40 3.13 4.75 3.3 5.0 Current consumption (steady state) @ +25°C Current consumption (warm-up) Enable/disable function Operable temperature range Storage temperature range Enclosure (see drawing) Weight Packing ESD Sensitivity ± 0.37 °C °C °C ppb ppb ppm 10 60 5 3.47 5.25 300 250 800 500 -45 +90 -45 +90 20.7 x 13.1 x 11 max. 5 Palette 1500 Option II = “070” Option II = “2070” Option II = “4085” TELCORDIA GR-1244 CORE Stratum III or ITU-T G.813 option 1 @ +40°C, after 30 days Note 2 ppm ppm N.A. N.A. pF ns % min V V mA mA mA mA @ VS/2 ∆ffinal/f0 < ±0.5 ppm Option I = “33” Option I = “50” Option I = “33” Option I = “50” Option I = “33” Option I = “50” °C °C mm gram V IEC 60679-3 CO 02 HBM as in IEC 610004-2 Notes: 1. Terminology and test conditions are according to IEC standard IEC60679-1, unless otherwise stated 2. Overall frequency stability = initial tolerance + temp.stability + supply & load change + aging Ordering Code: Model (Specification) AXIOM20S GmbH & Co. KG Wasemweg 5 D-74821 Mosbach Germany Option I 33 Option II 070 Frequency [MHz] 12.800 AXIOM20S page 1(2) www.axtal.com fon: +49 (6261) 939834 fax: +49 (6261) 939836 E-mail: [email protected] Enclosure drawing Pin connections Pin # Symbol 1 N.C. 7 GND 8 RF OUT 14 Vs Function No Connection Ground RF Output Supply Voltage Environmental conditions Test IEC 60068 Part ... Visual inspection, dimensions Sealing tests (if applicable) Solderability Resistance to soldering heat Shock* IEC 60679-1 clause ... 4.3 2-17 4.6.2 2-20 2-58 4.6.3 2-27 4.6.8 Bump* 2-29 4.6.6 Free fall* 2-32 4.6.9 Test conditions Enclosure styles as in IEC 60679-3 or 61837, if applicable Gross leak: Test Qc, Fine leak: Test Qk Test Ta (235 ± 5)°C Method 1 Test Tb Method 1A, 5s Vibration, sinusoidal* 2-6 4.6.7 Rapid change of temperature Dry heat 2-14 4.6.5 2-2 4.6.14 Damp heat, cyclic* 2-30 4.6.15 Cold 2-1 4.6.16 Climatic sequence* 1-7 4.6.17 Damp heat, steady state* Endurance tests - ageing - extended aging 2-3 4.6.18 Test Ea, 3 x per axes 100g, 6 ms half-sine pulse Test Eb, 4000 bumps per Axes, 40g, 6 ms Test Ed procedure 1, 2 drops from 1m height Test Fc, 30 min per axes, 10 Hz - 55 Hz 0,75mm; 55 Hz - 2 kHz, 10g Test Na, 10 cycles at extremes of operating temperature range Test Ba, 16 h at upper temperature indicated by climatic category Test Db variant 1 severity b), 55°C/95% r.H., 6 cycles Test Aa, 2 h at lower temperature indicated by climatic category Sequence of 4.6.14, 4.6.15 (1st cycle), 4.6.16, 4.6.15 (5 cycles) Test Ca, 56 days 4.7.1 4.7.2 30 days @ 85°C, OCXO @25°C 1000h, 2000h, 8000h @85°C GmbH & Co. KG Wasemweg 5 D-74821 Mosbach Germany AXIOM20S page 2(2) www.axtal.com fon: +49 (6261) 939834 fax: +49 (6261) 939836 E-mail: [email protected]