The **MCSO2EUV** is a specialized high-performance crystal oscillator designed for extreme environments, particularly for space and aerospace applications. It is manufactured by Micro Crystal AG and is known for its ultra-low power consumption and robustness. --- ### 1. Key Technical Specifications Below are the primary electronic characteristics of the MCSO2EUV series: | Parameter | Specification | | :--- | :--- | | **Frequency Range** | 10 kHz to 225 MHz | | **Supply Voltage (Vdd)** | 1.8 V to 3.3 V | | **Operating Temperature** | -55°C to +125°C (Military grade) | | **Package Type** | Ceramic SMT (Small Form Factor) | | **Output Type** | CMOS / LVCMOS | | **Current Consumption** | Typ. < 100 µA (Frequency dependent) | --- ### 2. Core Electronic Components & Architecture The MCSO2EUV is an integrated module consisting of several critical electronic sub-parts: 1. **Quartz Crystal Blank:** A high-precision synthetic quartz resonator cut to specific angles (usually AT-cut) to ensure frequency stability over a wide temperature range. 2. **CMOS IC:** An integrated circuit that includes: * **Oscillator Circuit:** Maintains the vibration of the crystal. * **Frequency Divider/Buffer:** Adjusts the output frequency and ensures the signal can drive downstream components. * **Voltage Regulator:** Internal circuitry to stabilize the operation against fluctuations in input voltage. 3. **Hermetic Ceramic Package:** A vacuum-sealed or nitrogen-filled housing with gold-plated pads to prevent oxidation and ensure reliability in a vacuum (Space environment). --- ### 3. Distinctive Features * **Extreme Low Power:** Specifically engineered for battery-operated space probes or satellite sensors where power budgets are extremely tight. * **Radiation Hardness:** Designed to withstand ionizing radiation, a critical requirement for Low Earth Orbit (LEO) and Geostationary (GEO) missions. * **Shock & Vibration Resistance:** Built to survive the mechanical stresses of a rocket launch, often rated for high G-forces. --- ### 4. Application Areas * **Satellite Telemetry:** Timing for data transmission. * **GPS/GNSS Receivers:** Providing a stable clock reference for positioning. * **Avionics:** Flight control systems and cockpit displays. * **Deep Sea Exploration:** High-pressure, high-temperature industrial sensors.