PCM1744U/2K

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The PCM1744U/2K is an analog to digital (A/D) converter IC (integrated circuit) specifically designed to facilitate data acquisition applications. Utilizing a high-speed sigma-delta conversion method with two 16-bit digital-to-analog converters (DACs), the PCM1744U/2K is capable of capturing both analog and digital signals. Through the integrated multiplexer, the converter can quickly and accurately sample multiple signals in succession. The relative simplicity of its design and features makes the PCM1744U/2K well-suited for a variety of data acquisition applications.

The PCM1744U/2K includes a low-noise, low-distortion successive approximation register (SAR) A/D converter for analog-to-digital conversion. The device also features two synchronous 16-bit digital-to-analog converters (DACs) operating at 42 MHz. With a 11.5-kHz signal frequency, the converter provides an approximate 110 Hz noise power-band product (NPP) and an effective measurement resolution of 24 bits. The PCM1744U/2K also features multiplexed analog and digital signal inputs to easily acquire analog, digital, and mixed-signal signals.

The working principle of the PCM1744U/2K is conceptually similar to other A/D converters. The device measures incoming analog signals, converting them into digital signals. The device then simultaneously upsamples the digital signal using a delta-sigma modulation process. The A/D converter employs a high sampling rate and low distortion multi-bit conversion process to achieve accurate results. In addition to monitoring input signals, the device includes an integrated multiplexer for quickly switching signals.

The PCM1744U/2K is well-suited for applications such as data logging, industrial automation, and communications. With its low noise and high resolution sigma-delta conversion process, the device can accurately measure and record a variety of different signals, including temperature, voltage, light, and pressure. By leveraging the integrated multiplexer, the device can rapidly acquire, sample, and store multiple signals in succession.

In conclusion, the PCM1744U/2K is an A/D converter IC designed to facilitate data acquisition applications. It utilizes a high-speed sigma-delta conversion process with two 16-bit digital-to-analog converters. This combination provides the device with an approximate 110 Hz noise power-band product and an effective measurement resolution of 24 bits. With its low noise and high resolution conversion process, the PCM1744U/2K is well-suited for a variety of data acquisition applications, including data logging, industrial automation, and communications.

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