ADS7822EC/250

Number of A/D Converters:	1
Base Part Number:	ADS7822
Supplier Device Package:	8-VSSOP
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	2.7 V ~ 3.6 V, 5V
Voltage - Supply, Analog:	2.7 V ~ 3.6 V, 5V
Reference Type:	External
Architecture:	SAR
Series:	microPOWER™
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	SPI
Input Type:	Pseudo-Differential
Number of Inputs:	1
Sampling Rate (Per Second):	200k
Number of Bits:	12
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Data Acquisition - Analog to Digital Converters (ADC)Analog to Digital Converters (ADC) are often used to take analog signals from various sources and convert them into digital signals that can be used for further processing or storage. The ADS7822EC/250 is a precision 8-bit Analog-To-Digital Converter (ADC) that was released by Texas Instruments to specifically address the need for remote monitoring and control in a varied range of application fields.The ADS7822EC/250 offers a higher resolution than previously available with any other 8-bit ADC, delivering high accuracy and low power consumption. This is made possible through the use of a robust 2-stage voltage reference and a multi-level comparator. The precision of the ADC extends the dynamic range of the datasheet into the higher resolution range, allowing more data to be accurately processed at an even lower power than previously available.The application fields for the ADS7822EC/250 are varied and include medical diagnostics, instrumentation, data acquisition, test and measurement, consumer electronics, and many other areas where high accuracy and low power consumption are important. Many customers have found that the ADS7822EC/250 is a particularly popular choice for industrial data acquisitions and control systems, as well as remote monitoring applications.The working principle of the ADS7822EC/250 is designed to make it highly efficient and accurate. The device works by taking an analog input signal, such as a voltage, temperature, or pressure, and converting it into a digital representation. This is accomplished with the use of a 2-stage voltage reference, a multi-level comparator, and a low-power consumption 8-bit ADC.The first stage of the conversion process is the reference voltage. This is used by the multi-level comparator to determine the value of the analog signal and separate it from the noise. This information is then fed into the 8-bit ADC, which translates the analog input into a digital output signal.The second stage of the conversion process is the low-power 8-bit ADC. This ADC operates on a single voltage supply, allowing the device to be used in a variety of applications. It also offers low power consumption, allowing for increased accuracy and decreased noise levels. This makes the device suitable for applications where power consumption is a critical consideration.Finally, the ADS7822EC/250 is designed to operate at high accuracy levels in extremely low power environments. This ensures that it can operate in a wide range of environmental conditions and applications. Its small footprint also ensures that it can be mounted in tight or small spaces.In summary, the ADS7822EC/250 is a precision 8-bit ADC that is designed to provide high accuracy and low power consumption in a wide range of applications. The device utilizes a 2-stage voltage reference and a multi-level comparator to separate the analog signal from noise and feed it into a low-power 8-bit ADC. This allows the device to be used in applications where power is a critical consideration, such as remote monitoring and industrial data acquisitions.

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