CDCM7005RGZR

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Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers play an important role in a wide array of systems, from aerospace navigation to data communication to digital power solutions. One particular example of a clock generator is the CDCM7005RGZR unit, a Monolithic Crystal Oscillator (MCO) that provides a low phase noise clock signal. This application notes examines the features and benefits of the CDCM7005RGZR, as well as its field of application and working principle.

Features and Benefits

The CDCM7005RGZR, which is NCAP manufactured, consists of a temperature controlled oscillator (TCXO) housed on a ceramic package. It has a frequency range of 14.4 - 52MHz and is suitable for use in 1.8V single-ended LVCMOS applications. The phase noise is extremely low thanks to an on-chip Temperature Compensating Capacitor (TCC). The device also features frequency control through a programming voltage and is available in single and dual frequency modes. Additionally, it supports both single-ended and differential outputs for clock/data recovery applications.

The main advantages of the CDCM7005RGZR are its crystal-controlled stability, low phase noise, and frequency control. In addition, it provides a wide range of frequency options, including single, dual, and higher-order multi-phase clocks, making it ideal for applications requiring precise and low-noise clocks. Finally, the device is suitable for both low-power 1.8V applications and high-performance 3.3V applications.

Application Field and Working Principle

The CDCM7005RGZR is suitable for a wide variety of applications due to its robust features. The most common applications include high-speed communications, broadband networking, data acquisition and control, clock and data recovery, embedded networking, and outer loop control loops.

The working principle of the CDCM7005RGZR is based on a Temperature Compensating Capacitor (TCC) which ensures stability of the device over a wide temperature range. The TCC provides an analog voltage control signal to the oscillator to adjust the frequency of the output signal. Additionally, the frequency can be further adjusted via a digital programming voltage. This allows for a flexible solution that is suitable for a variety of applications.

Conclusion

The CDCM7005RGZR Monolithic Crystal Oscillator (MCO) provides precise and low-noise clocks for a wide variety of applications. It offers a low phase noise signal thanks to an on-chip Temperature Compensating Capacitor (TCC). The frequency control is adjustable via a programming voltage, and the device supports multiple output formats, making it extremely versatile. Therefore, the CDCM7005RGZR is an ideal solution for applications such as high-speed communications, broadband networking, data acquisition, clock and data recovery, embedded networking, and outer loop control loops.

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