Company Profile
Micro Crystal
Profile date: 2025-01-19
Company Profile: Micro Crystal AG
Micro Crystal AG is a globally recognized technology leader and mass-producer of miniature, low-power quartz crystals and oscillators, headquartered in Grenchen, Switzerland. Founded in 1978, the company is a subsidiary within the Electronic Systems segment of the Swatch Group Inc. Switzerland. Its core expertise lies in the design, manufacturing, and sale of high-reliability quartz timing solutions, catering to the exacting needs of modern electronic applications where precision, size, and low power consumption are critical.
Core Business and Technological Focus
The primary function of Micro Crystal is the manufacturing and design of frequency control products, which are essential components for generating stable clock signals in electronic devices. The company has a significant focus on miniature and ultra-low-power timing devices, which is critical for the proliferation of battery-powered, portable, and implantable electronics.
The company???s manufacturing process is highly advanced, utilizing state-of-the-art photolithographic technology for crystal wafer fabrication, which is located in Switzerland. High-volume assembly lines are situated in both Switzerland and Thailand. This dual-location manufacturing strategy, combined with strict adherence to quality standards like ISO 9001, ISO 14001, and IATF 16949 (for automotive applications), ensures both Swiss quality and high-volume output. Micro Crystal's commitment to miniaturization has driven the development of some of the smallest and slimmest quartz crystals ever manufactured, often requiring complex software for virtual digital simulation and new manufacturing techniques.
Products and Services
Micro Crystal???s product portfolio encompasses a wide array of frequency control devices, categorized primarily by their function and frequency range. These components are vital for synchronizing digital circuitry and providing time-keeping functionality in diverse electronic systems.
1. Quartz Crystals
- kHz Quartz Crystals (Low Frequency): These are a cornerstone of the company???s product line, particularly the industry-standard 32.768 kHz tuning fork crystals. These crystals are widely used for Real-Time Clock (RTC) applications due to their high precision and ultra-low power consumption. Products are available in miniature Surface Mount Device (SMD) and thru-hole packages, utilizing both metal and ceramic enclosures.
- MHz Quartz Crystals (High Frequency): The company also manufactures high-frequency crystals, with a range extending up to 250 MHz. These are used in applications requiring faster clock speeds for microprocessors and wireless communication.
- Miniature Tuning Fork Quartz Crystals: Micro Crystal specializes in compact tuning fork crystals, which are the fundamental product for many timing applications.
2. Oscillators
Oscillators are integrated circuits that combine a quartz crystal with CMOS-based oscillator circuitry in a single package, offering a ready-to-use clock signal. * kHz Oscillators: These combine 32.768 kHz or 100 kHz quartz crystals with a CMOS oscillator circuit in a miniature SMD ceramic package, known for their ultra-low power draw. * MHz Clock Oscillators: Providing higher frequency outputs for demanding applications. * Voltage-Controlled Crystal Oscillators (VCXO): Oscillators whose output frequency can be slightly adjusted by an external control voltage. * Oven-Controlled Crystal Oscillators (OCXO): Extremely high-stability oscillators that use a temperature-controlled oven to maintain the crystal at a constant temperature, minimizing frequency drift.
3. Real-Time Clock (RTC) Modules
RTC Modules represent a higher level of integration, combining a 32.768 kHz quartz crystal, a CMOS oscillator, and a Real-Time Clock Integrated Circuit (IC) into a single, compact, miniature SMD ceramic package. These modules are recognized for their ultra-low power, stability, and small size, which have earned them world records in minimized consumption and size for certain models. They are complete time-keeping solutions used to provide calendar and time data to an electronic system.
4. Specialized Products
- Temperature Sensor Modules: Modules that integrate temperature sensing capabilities.
- Medical Implantable Grade Solutions: A specialized portfolio of Real-Time Clocks, Oscillators, and Quartz Crystals designed for medical devices. These feature low power, high/stable accuracy, and are housed in helium-impervious, ultra-small, full-ceramic packages, meeting the highest quality standards for medical applications such as pacemakers, defibrillators, and neurostimulators.
Market Applications
Micro Crystal???s products are essential to manufacturers across a vast range of high-tech industries, with a particular emphasis on low-power and highly miniaturized devices: * Wearables and IoT (Internet of Things): Supplying the miniature, low-power timing components required for small, battery-operated devices like smartwatches, fitness trackers, and various connected sensors. * Automotive Electronics: Providing high-reliability components for use in automotive control systems, meeting the strict IATF 16949 quality standard. * Medical and Healthcare: Critical components for medical implantable devices (e.g., pacemakers, drug delivery systems) and other portable healthcare devices (e.g., glucose meters, pain management devices). * Consumer Products: Used in cellular phones, computers, digital cameras, GPS devices, and other portable electronic goods. * Industrial Controls: Supplying components for various industrial timing, control, and process equipment.
The company's service offering extends beyond product manufacturing to include in-depth technical support for customers, from the initial design-in phase through to mass production.