EVAL-ADF4158EB1Z

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Evaluation and Demonstration Boards and Kits are important tools used for engineering applications. The EVAL-ADF4158EB1Z is a powerful evaluation system which allows for prototyping and rapid prototyping of new designs. This board is well-suited for a variety of applications, such as power supply design, waveform generation, frequency synthesis and analog-to-digital conversion.

The EVAL-ADF4158EB1Z board has two main components: the main board and the daughter board. The main board contains most of the board components, including the Analog Devices ADF4158 Direct Digital Synthesizer (DDS), the Microchip PIC18F4550 microcontroller, the Analog Devices ADP5055 dc-to-dc step-down regulator, and the LTC1771 low-noise op-amp. The daughter board consists of the MAX1586 voltage reference, the MAX1585 voltage regulator, the MAX2244 analog-to-digital converter, and the MAX1187 comparator. The board also includes an extended I/O expansion daughter board, which can be used for interface and I/O expansion.

The EVAL-ADF4158EB1Z operates on a +2.5V to +5.5V single supply power supply. The board is powered by the Analog Devices ADP5055 dc-to-dc step-down regulator. This regulator is capable of delivering up to 8A of output current at a typical efficiency of 90%. The MAX1586 voltage reference provides the regulated, low-noise voltage supply for the other components in the system. The EVAL-ADF4158EB1Z also includes a limit-current protection module which protects the board components from large currents.

The Microchip PIC18F4550 microcontroller is used to control the board, and is responsible for programming the DDS to generate the desired output waveform. It is possible to connect the PIC18F4550 to a PC using the USB port available on the board. It is also possible to generate a variety of waveforms, including sine, triangle, and square waveforms. The MAX2244 analog-to-digital converter is used to convert analog inputs into digital data, which can then be used to control the board parameters. The MAX1187 comparator is used to compare the output of the board and generate a control signal to adjust the DDS output.

The EVAL-ADF4158EB1Z is an ideal tool for circuit and system designers looking to quickly design and test a new solution. It provides a wide variety of features and functions, such as a wide range of I/O connections, versatile waveform generation, prototyping and rapid prototyping, and high-speed data conversion. This evaluation board is therefore suitable for a variety of applications including power supply design, waveform generation, frequency synthesis, and analog-to-digital conversion.

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