Micro Crystal AG, a company of the Swatch Group Inc. Switzerland, founded in 1978, is a leading manufacturer of Miniature Quartz Crystals (32kHz to 250MHz), Real Time Clocks, Oscillators and OCXOs for the world’s leading manufacturers of Wearables, IoT, mobile phones, consumer products, computers, automobile electronics, watches, industrial controls, as well as medical implantable devices and other high-reliability product applications. With offices located around the globe, Micro Crystal AG provides in-depth support for our customers from design-in to mass production.

Micro Crystal's commitment to our customers and the dedication of our approximately 550 employees worldwide are the cornerstones of our success. This approach provides us with a competitive edge that will continue well into the future. We have clearly defined our management, environmental and social responsibility principles of conduct. Our production factories, located in Switzerland and Thailand are certified to ISO 9001 (Quality) and ISO 14001 (Environmental) and IATF 16949 (Automotive). All our products fulfill the necessary requirements such as RoHS, REACH etc.

Real-Time Clock (RTC) Modules with Ultra Low Power in Compact Packages

Real-Time Clock (RTC) Modules combine a 32.768 kHz XTAL with a CMOS based oscillator and RTC IC inside a miniature SMD ceramic package.

• Ultra low power consumption: 45nA
• High accuracy: ± 1 ppm, ± 0.09s/day
• Smallest package: 2.0 x 1.2 x 0.7 mm
• Extended temperature range up to +125°C including AEC-Q200

Low Power Oscillator based on Tuning Fork Technology

These ultra low power oscillators combine 32.768 kHz or 100 kHz quartz crystal with a CMOS oscillator circuitry in a miniature SMD ceramic package.

• Low power consumption
• Extended temperature range: -40 to +125°C

All products are qualified according to AEC-Q200 or implantable medical.

32.768 kHz Quartz Crystals

32.768 kHz and Low Frequency (LF) Quartz Crystal Units in ceramic or metal package. Tuning fork crystals with low ESR and wide range of load capacitances (CL) are available.

These XTAL products address market requests for low power timing devices like oscillators or microcontrollers, high reliability, extended operating temperature and automotive qualification according to AEC-Q200.

MHz AT-Cut Crystals and Inverted Mesa AT-Cut Crystals

Standard AT-Cut quartz crystal units from 8 to 30 MHz and High Frequency Fundamental (HFF) inverted Mesa crystals from 50 to 250 MHz operate in fundamental mode.

AT-cut and HFFs are available in low profile, miniature ceramic packages support high temperature, high shock and vibration resistance are ideal for harsh environment and high reliability applications.

MHz Clock Oscillators up to 225 MHz

MHz VCXO Oscillators up to 170 MHz Up to 210°C

Low Power Oscillator based on Tuning Fork Technology

Ultra-Low Power Temperature Sensor combined with Real-Time Clock Module

The Temperature Sensor Module combines a 12-bit Temperature Sensor with a Real-Time Clock (RTC) IC and an embedded 32.768 kHz XTAL inside a miniature SMD ceramic package.

• Ultra low power consumption: 160 nA
• Temperature precision and accuracy: ±1°C (-40°C to +85°C)
• High time accuracy: ± 2.5 ppm, ± 0.216 s/day
• Small package and low profile: 3.2 x 1.5 x 0.8 mm
• Extended temperature range up to +105°C including AEC-Q200