656P12505C2T

Oscillators are electronic circuits used to generate a continuous electrical signal, typically for radio frequency transmission or processing. One of the most important types of oscillator is the 656P12505C2T, which is designed to provide both frequency stability and accuracy in high-performance applications. This paper will discuss the application field and working principle of the 656P12505C2T.

The 656P12505C2T is a highly reliable and compact CMOS oscillator that is designed for low-power and high-temperature applications. It is ideally suited for use in telecom, wireless, and other high-frequency applications. The oscillator is capable of operating up to 200 MHz and has a wide operating temperature range of -40°C to +125°C. It also offers excellent stability and accuracy, with a typical frequency variation of less than ±2ppm over its wide temperature range. Additionally, the 656P12505C2T is available in a variety of package styles, including surface mount and through-hole.

The 656P12505C2T works on the principle of a Pierce oscillator. In this type of oscillator, the transistor is connected in a two-stage amplifier configuration. The circuit is arranged so that the transistor\'s gain is greater than unity (i.e., the gain is >1), which results in negative feedback from the output of the circuit back to the input. The negative feedback creates a virtual short circuit between the collector and base, causing the transistor to oscillate at a frequency determined by the values of the reactive components in the circuit.

The 656P12505C2T is able to provide very accurate and stable frequency generation due to its advanced CMOS design and precision-crafted components. The frequency is temperature-compensated using a feedback loop that adjusts the frequency based on the temperature. This ensures that the 656P12505C2T\'s output frequency is highly accurate and stable over its operating range.

In conclusion, the 656P12505C2T is an ideal oscillator for use in high-performance applications due to its accuracy, stability, and wide operating temperatures. Its advanced CMOS design and precise components enable the 656P12505C2T to provide very reliable frequency generation up to 200 MHz. By utilizing a feedback loop to adjust the frequency based on temperature, the oscillator is able to maintain very accurate frequency generation over its wide operational temperature range.