ADC081S021CIMF

Number of A/D Converters:	1
Base Part Number:	ADC081S021
Supplier Device Package:	SOT-23-6
Package / Case:	SOT-23-6
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	2.7 V ~ 5.25 V
Voltage - Supply, Analog:	2.7 V ~ 5.25 V
Reference Type:	Supply
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	S/H-ADC
Data Interface:	SPI, DSP
Input Type:	Single Ended
Number of Inputs:	1
Sampling Rate (Per Second):	200k
Number of Bits:	8
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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The ADC081S021CIMF is an analog-to-digital converter (ADC) from Texas Instruments. This device is part of the data acquisition family and it is designed to convert an analog signal into a digital representation with very high accuracy, providing eight bits of resolution. This component is particularly useful in applications such as industrial process control, automotive and audio systems, avionics and navigation, and computing, where a high degree of accuracy is necessary.The ADC081S021CIMF relies on a single supply voltage usually between five and 24 volts, and can work with sampling rates of up to 500ksps. Its minimum operating temperature range is -40°C and it can reach up to 125°C, making it suitable for a range of applications. It also has an internal clock.The method the ADC081S021CIMF uses to convert an analog signal into a digital representation is known as SAR (successive approximation register) architecture. The process starts by converting the analog signal into a binary number, which is then mapped onto a digital signal and converted into a digital representation. To achieve a high level of accuracy, this device utilizes a multistep process that involves several stages of approximation and interpolation.The first step in the process begins by sampling the analog signal and then converting it into a binary number. Immediately following, the ADC starts the successive approximation process by generating a comparison voltage which is compared to the input voltage. If the voltage is low, a 1 is added to the binary number, and if it is high, a 0 is added. This process is then repeated until all the bits are determined and the binary number is “written” into the digital signal.The ADC081S021CIMF also utilizes an interpolation query to increase the accuracy of the data. This works by using a more detailed voltage range to increase the accuracy of the analog conversion. This query step is repeated a number of times depending on the device’s resolution until the accuracy is at its maximum. The device then completes the conversion process by converting the binary number back into a digital representation. The ADC081S021CIMF provides high accuracy and low noise. This device also offers a wide dynamic range, a fast sampling rate, and low power consumption. It is available in a 28-pin TSSOP package and is easily integrated into existing systems. It is suitable for a range of applications and offers a cost-effective solution when compared to other ADCs.

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