LTC2175CUKG-14#PBF

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The LTC2175CUKG-14#PBF is a high performance and low power consumption, 8-bit pipelined A/D converter. It is a complete analog processing solution that combines pipelined architecture, which fills in the gap between standard SAR and high-speed/high resolution Sigma-Delta ADCs. It offers an impressive combination of speed and performance, and provides a proven solution for data acquisition systems.

The LTC2175CUKG-14#PBF is primarily used in applications such as measurement equipment, motor control systems, biomedical instruments, audio/video systems and more. It performs both analog-to-digital (A/D) and digital-to-analog (D/A) conversion, while enabling high-speed sampling and data acquisition with a fast 88 MHz conversion rate and low total power consumption.

In terms of working principle, the LTC2175CUKG-14#PBF employs a multi-stage analog-to-digital conversion process to generate an 8-bit result. Firstly, the device encodes the analog input voltage into a digital value. The A/D conversion is accomplished through the successive approximation architecture, and the analog input is sampled and digitized and stored in a successive approximation register (SAR). Then, successive readings from the SAR register are converted into an 8-bit digital result.

The A/D converter consists of two distinct parts: a dual-slope integrator, which is used for conversion of the analog voltage levels, and a successive-approximation-register (SAR), which is used for conversion of the digital values. In the dual-slope operation, the analog input is connected to, and integrated by, a capacitor. The voltage on the capacitor then rises, and the integrator output is sampled periodically by the mixer stage. The successive approximation register reads in these sampled values and compares them with a reference voltage. The result of each successive comparison is stored in the SAR.

The 8-bit result is then loaded onto the output register, ready to be clocked out to the user. The LTC2175CUKG-14#PBF makes use of various techniques to reduce the total power consumption and increase its efficiency. It utilizes a low-power PLL clock buffer in order to control the clocking and timing of the analog-to-digital conversion process.

Overall, the LTC2175CUKG-14#PBF is an efficient and cost-effective A/D converter solution for data acquisition systems. It combines pipelined architecture with fast 88 MHz conversion rate and low total power consumption. This A/D converter can be used in a variety of applications like motor control systems, audio/video processing, medical instruments and more.

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