MAX5700ATB+

Series:	*
Part Status:	Obsolete

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The MAX5700ATB+ is a low-power, high-accuracy, digital-to-analog converter (DAC) with two channels of precision 8-bit digital-to-analog conversion. It allows for easy design-in of precision, configurable DACs into a wide variety of applications and systems. This device can be used in applications such as control systems and test and measurement equipment. The MAX5700ATB+ is based on a flexible architecture that is specially designed to reduce power consumption while maintaining accuracy. It features advanced techniques, such as rail-to-rail signaling and precision differential-input sigma-delta modulator, that can achieve precision performance with consumer affordability.The MAX5700ATB+ has a wide range of features, such as a wide operating temperature range of -40°C to +85°C and high channel-to- channel matching across temperature, which make it suitable for multiple applications. It also includes support for multiple power supplies, serial control, and configurable reference voltages and gain settings. The MAX5700ATB+ offers a number of advantages over alternative digital-to-analog converters. Its low power consumption and wide temperature range make it attractive for applications in battery-powered devices and also provides reliable performance in critical environments. One of the key distinguishing features of the MAX5700ATB+ is its versatile architecture. It supports up to eight channels of parallel output operation and variable resolution settings from 4- to 8-bits. The reference voltage is adjustable over a range of 0.25–4.75V. The differential analog outputs are able to drive up to 10mA of current for rail-to-rail voltages.In addition, the DAC includes a power-saving hardware shutdown pin, which can be triggered to low-power when a user-defined voltage threshold is reached. This approach can greatly reduce the power consumption of the device while still allowing an effective mapping of input data to output voltage.The MAX5700ATB+ can be used in a wide range of applications including industrial automation, laboratory test and measurement systems, data acquisition systems, telecommunications, process control systems and in applications requiring the conversion of digital signals to analog voltage. It is also suitable for decentralized architectures and real-time control applications if maximum precision, speed, and efficiency are required. In terms of working principle, the MAX5700ATB+ works by sampling an input data stream, then converting that analog signal into digital data, and finally converting the digital data back into an analog output voltage. This operation is based on a sigma-delta architecture, which allows for high accuracy conversion with low power consumption. The MAX5700ATB+ is based on a patented sigma-delta modulator topology that offers significant benefits over traditional pulse-width modulation (PWM)-based DACs in terms of power dissipation, noise, and dynamic range. The patented circuit includes an integrator that runs in parallel with the sigma-delta modulator. This ensures that the noise spectrum produced by the device is concentrated outside the range of interest and also enables a wide-ranging voltage reference. The device also includes a programmable gain setting, allowing the user to select the output voltage resolution. The wide range of gain settings allows for efficient tradeoff between precision and power consumption. Overall, the MAX5700ATB+ provides a reliable, low-power, high-accuracy solution for digital-to-analog conversion, suitable for a wide range of industrial, test, and data acquisition applications. The versatile architecture and configurability options also make it attractive for system designers.

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