MCP3422A3T-E/MS

Number of A/D Converters:	1
Base Part Number:	MCP3422A3
Supplier Device Package:	8-MSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature:	-40°C ~ 125°C
Features:	PGA
Voltage - Supply, Digital:	2.7 V ~ 5.5 V
Voltage - Supply, Analog:	2.7 V ~ 5.5 V
Reference Type:	Internal
Architecture:	Sigma-Delta
Series:	--
Ratio - S/H:ADC:	--
Configuration:	MUX-PGA-ADC
Data Interface:	I²C
Input Type:	Differential
Number of Inputs:	2
Sampling Rate (Per Second):	3.75
Number of Bits:	18
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Application Field of MCP3422A3T-E/MS

The MCP3422A3T-E/MS is a low-power, high-resolution data acquisition device. It is an Analog-to-Digital Converter (ADC) that allows users to quickly convert analog inputs into digital values. Its single-supply operation and small package makes it ideal for applications such as instrumentation, measurements, monitoring, and data acquisition in industrial and biomedical environments.The MCP3422A3T-E/MS has a sampling rate of up to 18 bits, meaning that its resolution is the highest available in its class. This resolution allows users to accurately convert analog signals into digital values. Furthermore, the MCP3422A3T-E/MS features proprietary “Signal-To-Noise ratio” (SNR) technology. This allows the device to accurately suppress noise, meaning that its readings are consistently accurate even when changing conditions or input signals. In addition to its high-resolution and noise rejection capabilities, the MCP3422A3T-E/MS also has a wide operating temperature range (-40 to +85 degrees Celsius). This ensures its reliable performance in industrial or other environments that experience wide swings in temperature.The device also includes a variety of power saving features that make it ideal for mobile or battery-powered applications. These features include a tiny 8-lead SOIC package, a low-power shutdown mode, and an ultra-low-power active mode. When in active mode, the device consumes only 7.5 microamperes, meaning that it can be powered for long periods without draining the battery.

Working Principle of MCP3422A3T-E/MS

The MCP3422A3T-E/MS works by using an on-board 16-bit delta-sigma analog-to-digital converter. This ADC creates a digital representation of the analog input signal by measuring small changes in the signal. This process helps to suppress noise and increase resolution.The MCP3422A3T-E/MS uses a successive approximation register (SAR) to convert the analog-to-digital signal. The SAR works by comparing the analog input to an internal reference voltage and then adjusting the output accordingly. The device\'s proprietary “Signal-To-Noise ratio” (SNR) technology helps to ensure accurate readings by improving its noise rejection capabilities.The MCP3422A3T-E/MS also uses an internal oscillator to generate a clock signal and synchronize the internal components. This allows the device to accurately measure and convert the analog signal at the desired rate.The device also features an on-board voltage reference, allowing the user to select their own gain setting or reduce voltage drift. Additionally, the MCP3422A3T-E/MS has a programmable input offset and gain error compensation, allowing for improved accuracy over the entire operating temperature range.In summary, the MCP3422A3T-E/MS is a highly accurate, low-power data acquisition device that is ideal for use in industrial, medical, and consumer applications. The device\'s high resolution, wide temperature range, and various power-saving features make it a great choice for applications requiring accurate analog-to-digital conversion.

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