Different kind of Frequency control components

  • 11 April, 2024
  • by Roland Teoh

Master Reference Oscillators (MRO), Oven-Controlled Crystal Oscillators (OCXO), Temperature Compensated Crystal Oscillators (TCXO), Voltage Controlled Crystal Oscillators (VCXO), and various precision-cut crystals are all components used in electronic devices to generate and maintain precise frequencies.

1. Master Reference Oscillators (MRO): These are high-stability oscillators that provide a timing signal for synchronization purposes in complex electronic systems. They serve as the primary reference source from which other signals are derived.

2. Oven-Controlled Crystal Oscillators (OCXO): These provide a stable frequency by housing the crystal in a temperature-controlled oven, minimizing frequency variation due to temperature changes.

3. Temperature Compensated Crystal Oscillators (TCXO): Similar to OCXOs, TCXOs are designed to compensate for the crystal's frequency variation due to temperature changes, but they do this through electronic circuitry rather than a temperature-controlled oven.

4. Voltage Controlled Crystal Oscillators (VCXO): These oscillators allow the frequency to be adjusted slightly by applying a voltage change, which is useful for fine-tuning or phase-locking in circuits.

5. Precision AT, SC, IT, & FC cut crystals: These are quartz crystals cut in specific orientations (AT, SC, IT, FC) to provide different temperature-stability and frequency characteristics, suited for various applications.

6. Quartz, PZT, Lithium Niobate, Langatate, and YCOB transducer blanks: These materials are used to create transducer blanks, which are the basic elements of crystal oscillators, each material offering different properties affecting the oscillator's performance.

7. G Compensated Products: These are devices that are compensated for gravitational effects to maintain frequency stability in varying orientations.

8. Low Power Technology: Refers to the design of oscillators that consume less power, which is critical for battery-operated or energy-sensitive applications.

In summary, these components are vital in ensuring the precise operation of electronic devices, with each type designed to address specific stability, power, and environmental requirements.

DEI recommend P/N:

OCXO3307AW

OCXO3321AW02

TCXO2525CR-ULG

TCXO7500BM-LG

VCXO1490AX