OX310 Series OCXO, Sine wave, HCMOS, 20.5 x 20.5 x 12.0mm ● Excellent frequency vs Stability ● Unit weight: 10gm max ● RoHS compliant Output characteristics Parameter Frequency range Specification Remarks/Test condition 5.0MHz ~ 125.0MHz Standard: 10MHz, 12.8MHz, 20MHz, 40MHz 100MHz 3.3V typical Min: 3.15V, Max: 3.45V Supply voltage (Vs) Reference voltage VREF output Warm‐up current consumption Steady state current consumption @25°C 5.0V typical Min: 4.75V, Max: 5.25V 12.0V typical Min: 11.4V, Max: 12.6V 3.0V For Vs = 3.3V 4.0V For Vs = 5.0V 5.0V For Vs = 12.0V 800.0mA max Vs = 3.3V 600.0mA max Vs = 5.0V 300.0mA max Vs = 12.0V 300.0mA max Vs = 3.3V 200.0mA max Vs = 5.0V 100.0mA max Vs = 12.0V RF output Output waveform Sine wave HCMOS Output load 50.0Ω 15.0pF Output level Min: +3.0dBm ‐ Harmonics ‐25.0dBc max ‐ Duty cycle ‐ 40%/60%' Rise/Fall time ‐ 5.0ns Warm‐up time at +25°C 3.0 minute typical, 5.0 minute max Phase noise ±10% @ Vs/2 @ 10% ~ 90% Vs ∆f final/ fnominal < ±0.1ppm Contact factory Frequency stability (Typical, @ 10.00MHz) Initial tolerance vs Operating temperature range vs Supply voltage variation vs Load change Long term aging/day Long term aging 1 year ±300.0ppb max At +25°C, Vc @ centre value ±5.0ppb ~ ±200.0ppb Table 1 ±10.0ppb max Vs ± 5% ±10.0ppb max RL ± 10% AT‐cut: ±10.0ppb max ||SC‐cut: ±2.0ppb max After 30 days operation AT‐cut: 300.0ppb typical, ±500.0ppb max SC‐cut: 50.0ppb typical, ±200.0ppb max After 30 days operation Frequency adjustment range Electronic frequency control (EFC) AT‐cut: ±2.0ppm min, ±5.0ppm max SC‐cut: ±0.8ppm min EFC voltage Vc Vref/2 ± Vref/2 EFC slope Positive EFC input impedance 100.0kΩ min Absolute maximum ratings Supply voltage Vs Min: ‐ 0.5V Control voltage Vc Min: ‐0.5V Storage temperature Max: Vs + 10% Vs to GND 15V Vc to GND ‐55°C ~ +125°C ACT (A wholly owned Acal BFi Company) +44 (0) 118 978 8878|[email protected]|www.act.co.uk ISO9001 Registered Specifications subject to change without notification OX310 Series OCXO, Sine wave, HCMOS, 20.5 x 20.5 x 12.0mm Table 2: Frequency stability vs operating temperature range Temperature (°C) ±5.0ppb ±10.0ppb ±25.0ppb ±50.0ppb ±100.0ppb ±200.0ppb 0°C ~ +50 SC‐cut √ SC‐cut √ SC‐cut √ AT‐cut √ AT‐cut √ AT‐cut √ ‐10°C ~ +60 SC‐cut √ SC‐cut √ SC‐cut √ AT‐cut √ AT‐cut √ AT‐cut √ ‐20°C ~ +70 SC‐cut √ SC‐cut √ SC‐cut √ SC‐cut √ AT‐cut √ AT‐cut √ ‐30°C ~ +70 Enquire SC‐cut √ SC‐cut √ SC‐cut √ SC‐cut √ AT‐cut √ ‐40°C ~ +75 Enquire Enquire SC‐cut √ SC‐cut √ SC‐cut √ SC‐cut √ ‐40°C ~ +85 Enquire Enquire SC‐cut √ SC‐cut √ SC‐cut √ SC‐cut √ ‐55°C ~ +85 X Enquire Enquire SC‐cut √ SC‐cut √ SC‐cut √ Mechanical dimensions and Pin functions ACT part number ACT will provide a unique part number with full specification based on your requirements, please provide the following details. ACT series Frequency (MHz) Supply voltage (V) Output type Frequency stability (ppb) OX310 ACT (A wholly owned Acal BFi Company) +44 (0) 118 978 8878|[email protected]|www.act.co.uk ISO9001 Registered Specifications subject to change without notification Operating temperature range (°C) OX310 Series OCXO, Sine wave, HCMOS, 20.5 x 20.5 x 12.0mm Table 3: Environmental conditions Test IEC60068 part… IEC 60679‐1 Clause MIL‐STD‐202G Method Sealing tests (if applicable) 2‐17 5.6 Solderability resistance to soldering heat 2‐20 2‐58 Shock MIL‐PRF‐55310D Clause Test conditions (IEC) 112E 3.6 Gross leak: Test QC, Fine leak : Test QK 5.6 208H 210F 3.6.52 3.6.48 Test Ta Method 1 Test Td1 Method 2 Test Td2 Method 2 2‐27 5.6.8 213B 516.4 Vibration, sinusoidal 2‐6 5.6.7.1 201A 204D 516.4‐4 Vibration, random 2‐64 5.6.7.3 214A 514.5 5.7.1 5.7.2 108A Endurance Tests ‐Ageing ‐ extended aging MIL‐PRF‐810F Method 3.6 3.6.38.1 3.6.38.2 3.6.38.3 3.6.38.4 4.8 Drawing control: (Internal use only) Issue number: 1 Date: 01/06/2017 Internal reference: O1 ACT (A wholly owned Acal BFi Company) +44 (0) 118 978 8878|[email protected]|www.act.co.uk ISO9001 Registered Specifications subject to change without notification Test Ea, 3 x per axes 100g, 6 ms half sine pulse Test Fc, 30 min per axes, 10Hz ‐ 55Hz 0, 75mm; 55Hz‐2kHz, 10g Test Fdb 30 days @ 85°C, OCXO @ 25°C 1000h, 2000h, 8000h @ 85°C