SI5338A-B05146-GMR

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With the emergence of a diverse range of electronic devices, the demand for accurate and precise timing solutions has grown substantially. The Si5338A-B05146-GMR is one such product designed with advanced features to optimize and enhance the timing performance for almost any application. This clock refers to a family of low power, high-performance frequency synthesizers with embedded MEMS oscillators by Silicon Laboratories Incorporated.

Functional Characteristics

This clock generator is capable of providing an output frequency range of 1 Hz to 300 MHz. The device is capable of producing low jitter outputs and is available in various packages. It has a precision output frequency divider that minimizes jitter accumulation by providing programmable divide ratios and relative frequencies. The Si5338A-B05146-GMR operates at a VDD range of 2.8 V to 3.3 V and it is suitable for any frequency offset between outputs, as well as for any delay between output cycles. Furthermore, the product features a slew rate control for output frequencies which helps to reduce the jitter at lower frequencies, thus improving timing accuracy.

Application Field

Telecommunications: The Si5338A-B05146-GMR is suitable for long-haul and physical layer transmission applications. It provides a reliable reference clock with a wide variety of frequencies and excellent jitter performance to ensure performance and accuracy.

Automotive: The Si5338A-B05146-GMR is used in automotive applications requiring high accuracy timing. It produces clean and stable pulses that help the controller to accurately process sensor readings, actuate actuators and transmit signals to other devices.

Industrial: The Si5338A-B05146-GMR can be used for low-power industrial applications that require high-performance timing solutions. Examples of this include industrial robotics, automated conveyor systems, precision measurement systems and more.

Working Principle

The Si5338A-B05146-GMR utilizes a heavily integrated MEMS oscillator which provides excellent jitter performance and low power consumption. The oscillator frequency is tuned by a voltage controlled oscillator (VCO) that is operated by an on-chip register. The output frequencies are determined by dividing the VCO frequency. An on-chip digital-to-analog converter (DAC) provides the input control voltage to the VCO. This DAC has a resolution of 0.25 mV and is tuned with a single digital word, allowing the output frequency to be tuned with great precision. The device further boasts an on-chip low phase noise phase-locked loop (PLL) that can be configured to provide phase and frequency locking of the output pulse to an external reference or an input data or clock source. The device also includes on-chip analog output level control and temperature compensation circuitry.

In conclusion, the Si5338A-B05146-GMR is a high-performance frequency synthesizer with embedded MEMS oscillators. It is capable of providing a wide range of accurate output frequencies and low jitter performance. The device is suitable for a wide range of applications including telecommunications, automotive and industrial applications. The Si5338A-B05146-GMR utilizes an advanced frequency synthesis technique that utilizes a voltage controlled oscillator, on-chip digital-to-analog converter, on-chip low phase noise phase-locked loop and analog output level control and temperature compensation circuitry. The device is available in various packages, making it suitable for any application.

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