ITPPL is your comprehensive source for all types of high performance Crystal Units and Crystal Oscillators ..
Service by ITPPL, SHOULDER is a reputable manufacturer specializing in the production of high-quality crystals for electronic circuits. Known for their precision engineering and rigorous quality control, Shoulder consistently delivers components that meet international standards. Their products are reliable, durable, and trusted by a wide range of industries for performance-critical applications.
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Please visit our download page for SHOULDER Crystal Devices Catalogue.
A Crystal Unit is a passive component that utilizes the piezoelectric effect of synthetic quartz to produce a highly stable oscillation frequency through natural resonance when voltage is applied. SHOULDER offers a wide range of ultra-miniature, high-accuracy Crystal Units ideal for demanding automotive applications.
A Crystal Oscillator integrates a quartz crystal unit with an oscillation circuit in one package, offering stable frequency output without additional circuit evaluation. SHOULDER supplies a wide range of compact Crystal Oscillators in various sizes, frequencies, and temperature ranges for diverse
applications.
A TCXO (Temperature Compensated Crystal Oscillator) offers enhanced signal stability by combining a crystal unit with a compensating circuit. SHOULDER supplies ultra-miniature, high-accuracy TCXOs in various sizes and frequencies, ideal for smartphones, GNSS modules, and IoT devices.
A VCXO (Voltage Controlled Crystal Oscillator) adjusts its output frequency based on external voltage and is commonly used in PLL circuits and industrial equipment. SHOULDER offers a wide range of VCXOs with various sizes and frequencies for advanced industrial applications.