MCP37221T-200I/TL

Number of A/D Converters:	1
Base Part Number:	MCP37221
Supplier Device Package:	124-VTLA (9x9)
Package / Case:	124-VFTLA Dual Rows, Exposed Pad
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	1.14 V ~ 1.26 V, 1.71 V ~ 1.89 V
Voltage - Supply, Analog:	1.14 V ~ 1.26 V, 1.71 V ~ 1.89 V
Reference Type:	Internal
Architecture:	Pipelined
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	MUX-S/H-ADC
Data Interface:	LVDS - Parallel, Parallel
Input Type:	Differential
Number of Inputs:	8
Sampling Rate (Per Second):	200M
Number of Bits:	14
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

MCP37221T-200I/TL is an analog to digital converter (ADC) designed by Microchip Technology Inc. It is a powerful, low-cost solution for turning analog signals into digital data. The MCP37221T-200I/TL has 10-bit resolution and is capable of performing accurate signal measurements in a wide range of applications. It offers a number of features including high and low voltage level detectors, comparator options, low latency, and temperature-controlled input multiplexer, as well as high dynamic performance. In addition, it also supports a variety of communication protocols, including SPI, I2C, and SoC-SPI.MCP37221T-200I/TL Application Field and Working Principle

MCP37221T-200I/TL is suitable for applications that require precise analog to digital signal conversion, such as industrial process control, medical imaging, data acquisition systems, and consumer electronics. The ADC is based on delta-sigma technology which bundles a high oversampling rate with digital filtering. This enables the chip to produce a digital output with higher resolution and accuracy than a traditional ADC.The internal architecture of MCP37221T-200I/TL features an output digital filter heading, a single-ended input multiplexer, a track/hold amplifier, and a 10-bit successive approximation register (SAR) ADC. During a conversion cycle, the SAR ADC samples the analog signal at a fixed rate, and the result is output in a digital form. The digital output is then filtered by the output digital filter.The filter can be configured to provide either higher resolution results with lower noise, or higher speed results with higher noise. One of the advantages of this architecture is that it allows for a high degree of accuracy, with the SAR ADC being capable of producing up to ±2 LSBs at 10-bit resolution.The MCP37221T-200I/TL also includes a built-in temperature sensor. This allows for improved signal integrity, as it can be used to adjust the data rate of the signal for better performance in temperature conditions. Additionally, it features a comparator, which can be used to indicate the presence of a signal when the chip is idle and not actively converting data.Finally, the chip supports communication protocols such as I2C, SPI, and SoC-SPI. This allows easy integration into microcontroller-based systems, as well as the ability to read and write data over the bus.Conclusion

The MCP37221T-200I/TL is an versatile, low-cost analog to digital converter (ADC) designed by Microchip Technology Inc. It is based on a delta-sigma architecture, which provides high resolution and accurate signal conversion results. The chip also includes features for enhanced signal quality, as well as support for communication protocols such as I2C, SPI, and SoC-SPI. This makes it suitable for a wide range of analog to digital conversion applications, including process control, medical imaging, data acquisition systems, and consumer electronics.

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