MK2049-45ASI Product Introduction:
Renesas Electronics America Inc Part Number MK2049-45ASI(Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers), developed and manufactured by Renesas Electronics America Inc, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.
MK2049-45ASI is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately sales@jinftry.com Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.
Introducing the Renesas Electronics America Inc MK2049-45ASI, a cutting-edge microcontroller that is set to revolutionize the electronics industry. Packed with advanced features and capabilities, this product is designed to meet the demands of today's fast-paced technological landscape.
The MK2049-45ASI boasts a powerful 32-bit RISC CPU, offering exceptional performance and efficiency. With a clock speed of up to 45 MHz, it can handle complex tasks with ease, making it ideal for a wide range of applications.
One of the standout features of the MK2049-45ASI is its extensive connectivity options. Equipped with multiple UART, SPI, and I2C interfaces, it allows seamless integration with various peripherals and devices. Additionally, it supports USB connectivity, enabling easy data transfer and communication.
Designed with versatility in mind, the MK2049-45ASI is suitable for a wide range of application fields. From industrial automation and robotics to consumer electronics and automotive systems, this microcontroller can handle it all. Its robust design ensures reliable performance even in harsh environments, making it suitable for outdoor applications as well.
Furthermore, the MK2049-45ASI comes with a comprehensive development ecosystem, including software development tools and libraries, enabling developers to quickly and efficiently create innovative solutions.
In conclusion, the Renesas Electronics America Inc MK2049-45ASI is a game-changing microcontroller that offers exceptional performance, extensive connectivity options, and versatility across various application fields. With its advanced features and comprehensive development ecosystem, it is set to empower developers and revolutionize the electronics industry.
Clock Generators are circuits or devices used to generate stable and precise pulses of electrical signals. The clock signal generated by it provides a unified time benchmark for various electronic devices, ensuring that the components of the device can synchronize operations and actions.PLL (Phase Locked Loop and phase-locked Loop) is a kind of circuit is used to control the frequency and Phase. It can convert the frequency and phase of an input signal into the frequency and phase of another output signal to realize the synchronization of frequency and phase. Frequency Synthesizers are devices that use one or more standard signals to generate a large number of discrete frequency signals through various technical approaches. It can realize precise control and adjustment of frequency to meet the needs of different application scenarios.
Application
Clock Generators are widely used in computer chips, digital circuits, radio communication, audio and video equipment and other electronic equipment. The clock signal generated by it is the basis for the normal operation of these devices, ensuring the stable transmission and processing of data. PLL (phase-locked Loop) is mainly used to detect and track the frequency and Phase of the input signal and convert it into a stable output signal. It can change the frequency of the input signal to achieve a specific purpose, such as signal synchronization, frequency conversion, etc. Frequency Synthesizers generate a series of high-precision frequency sources with a certain frequency interval through synthesis technology to provide the required frequency signals for various electronic devices. It is widely used in applications requiring accurate frequency control, such as radar, communications, electronic countermeasures and other fields.
FAQ about Clock/Timing - Clock Generators, PLLs, Frequency Synthesizers
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1. What is a PLL frequency synthesizer?
A PLL frequency synthesizer is a device that generates multiple output frequencies using phase-locked loop technology. Its core function is to generate different multiples of frequencies from a single reference frequency. This method is widely used in radio frequency (RF) communication systems, especially in generating local oscillator (LO) signals for up-conversion and down-conversion of RF signals.
The working principle of a PLL frequency synthesizer is based on phase-locked loop technology, which includes key components such as phase/frequency detector (PFD), loop filter, and voltage-controlled oscillator (VCO).
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2. Which is better, direct digital synthesis or PLL?
Direct digital synthesis (DDS) and PLL each have their own advantages and disadvantages. Choosing which one is better depends on the specific application requirements. DDS performs well in frequency switching speed and high resolution, while PLL has more advantages in phase noise and spurious performance.
The advantages of DDS include:
High frequency switching speed: DDS works in the digital domain. Once the frequency control word is updated, the output frequency changes accordingly, and the frequency hopping rate is high.
High resolution: Due to the large width of the frequency control word (such as 48bit or higher), the frequency resolution is high.
Flexibility: DDS can generate any desired waveform and initial phase, suitable for applications requiring a wide range of scenarios.
PLL advantages include:
Low phase noise: PLL excels in low phase noise and low spurious performance, suitable for applications requiring high stable frequency.
Wide frequency range: The upper limit of the PLL output frequency depends on the upper limit of the VCO, which can support a wider frequency range.
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3. Why do clocks use PLL?
The reason why clocks use PLL is because PLL can provide a stable high-frequency clock signal to ensure the precise operation and synchronization of electronic systems. PLL (Phase Locked Loop) compares the phase difference between the input signal and the output signal generated by the voltage-controlled oscillator (VCO) and adjusts the frequency of the VCO so that the phase of the output signal is synchronized with the phase of the input signal. This synchronization process is achieved through a closed-loop feedback system, which ensures the stability and accuracy of the clock signal.
The main functions of PLL include:
Providing a stable high-frequency clock signal: PLL generates a stable high-frequency clock based on the reference clock provided by the oscillator to ensure stable circuit timing.
Frequency synthesis: PLL can multiply or divide the frequency of the input signal to generate a clock signal of the required frequency.
Phase control: By adjusting the phase of the output signal, it ensures synchronization with the input signal and reduces phase deviation.
In modern electronic systems, the role of clock signals is very important. It is not only used to synchronize the operation of various components and ensure that key time parameters are within the allowable range, but also regulates the connection speed of data transmission in communication systems. The application of PLL ensures the accuracy and stability of the clock signal and improves the performance and reliability of the entire system.