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Crystals

Crystals are a fundamental component of most radio frequencies, controlling the frequency of the radio transceiver. ABM8W-21.9487MHZ-8-D2X-T3 is a 3rd order temperature compensated crystal oscillator, or TCXO, used for different types of applications, such as in cellular phone base stations, global positioning systems (GPS), satellite communications, and automotive radar, among many others.

Application Field

The ABM8W-21.9487MHZ-8-D2X-T3 is designed to be used as a frequency reference source in broadcast and telecommunication equipment. With its low-cost, low materials cost, and high-performance specifications, the ABM8W-21.9487MHZ-8-D2X-T3 is ideal for a variety of frequency-dependent applications, including cellular phone base stations, GPS devices, remote sensing equipment, medical imaging systems, two-way radio transmitters, cable TV equipment, and more.

In addition, the ABM8W-21.9487MHZ-8-D2X-T3 is a great choice for applications that require stability over a wide temperature range, since it has excellent temperature compensation accuracy and is capable of operating in temperatures ranging from -20°C to 70°C.

Working Principle

The ABM8W-21.9487MHZ-8-D2X-T3 utilizes a three-terminal structure to achieve mechanical and electrical shielding. This feature provides additional isolating capabilities and allows the crystal to operate with a higher degree of stability, improving the overall performance. In order to ensure the correct frequency of operation, the ABM8W-21.9487MHZ-8-D2X-T3 is equipped with an internal quartz crystal that oscillates at a fixed frequency.

The ABM8W-21.9487MHZ-8-D2X-T3 uses an advanced temperature compensation algorithm to compensate for temperature-induced frequency drift caused by environmental temperatures changes. This allows the oscillator to maintain a very high accuracy over a wide temperature range from -20°C to 70°C

In addition, the ABM8W-21.9487MHZ-8-D2X-T3 features a high-performance TTL compatible output signal that is driven by a low noise, high gain amplifier (LNA) for improved signal-to-noise ratio and frequency stability. This improves the overall accuracy and reduces the potential for frequency drift or noise.

Conclusion

The ABM8W-21.9487MHZ-8-D2X-T3 crystal oscillator is ideal for a variety of frequency-dependent applications and provides excellent stability over a wide temperature range. With its low material cost, easy-to-install design and high-performance specifications, the ABM8W-21.9487MHZ-8-D2X-T3 is the perfect choice for applications that require improved frequency accuracy and stability.

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