A 12Mhz Crystal Oscillator is an electronic oscillator circuit that uses the mechanical resonance of a vibrating crystal of piezoelectric material to create an electrical signal with a precise frequency.

• Function: It’s an electronic circuit that generates a precise electrical signal at a specific frequency (12MHz in this case).
• Technology: It utilizes the vibrations of a piezoelectric crystal to achieve this precise frequency.
• Applications: It plays a crucial role in various electronics by:
  • Providing a stable reference for devices like quartz watches.
  • Supplying a reliable clock signal for digital integrated circuits to function properly.
  • Stabilizing frequencies for radio transmitters and receivers, ensuring accurate signal transmission and reception.

The most common type of piezoelectric resonator use is the quartz crystal, so oscillator circuits incorporating them became known as crystal oscillators. But other piezoelectric materials including polycrystalline ceramics are use in similar circuits.

A crystal oscillator, particularly one made of quartz crystal, works by being distorted by an electric field when voltage is applied to an electrode near or on the crystal. This property electrostatics or inverse piezoelectricity.

When the field is remove, the quartz – which oscillates in a precise frequency. Generates an electric field as it returns to its previous shape, and this can generate a voltage. The result is that a quartz crystal behaves like an RLC circuit.

Quartz crystals are manufacture for frequencies from a few tens of kilohertz to hundreds of megahertz. More than two billion crystals are manufacture annually. Most are use for consumer devices such as wristwatches, clocks, radios, computers, and cellphones. Quartz crystals are also find inside test and measurement equipment, such as counters, signal generators, and oscilloscopes.

Package includes :

1 x12Mhz Crystal Oscillator