AD7854LARS

Number of A/D Converters:	1
Base Part Number:	AD7854
Supplier Device Package:	28-SSOP
Package / Case:	28-SSOP (0.209", 5.30mm Width)
Operating Temperature:	-40°C ~ 85°C
Features:	--
Voltage - Supply, Digital:	3 V ~ 5.5 V
Voltage - Supply, Analog:	3 V ~ 5.5 V
Reference Type:	External, Internal
Architecture:	SAR
Series:	--
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Part Status:	Obsolete
Packaging:	Tube

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Data Acquisition – Analog to Digital Converters (ADC)

Analog to digital converters (ADC) are widely used in data acquisition systems to convert analog signals into digital signals. One of the most widely used ADCs is the AD7854LARS. This device is used for low-cost, high-performance analog-to-digital conversion. It is capable of converting a wide range of analog inputs into digital outputs, with high accuracy and low noise.The AD7854LARS is a single-channel, 12-bit ADC with a sampling rate of 8 megasamples per second (MSPS). It incorporates a voltage reference generator, on-chip programmable gain amplifier, and low-power digital-to-analog converter. The device can achieve greater than 99 dB distortion-free, dynamic range, making it ideal for high-resolution data acquisition systems. It is also capable of operating on a wide range of supply voltages, from 5V to 18V.The AD7854LARS also has a range of features that make it suitable for many different applications. Its low-power operation makes it well suited for battery-powered applications. It also has a low-impedance input stage which allows it to accept signals with a wide range of frequency and amplitude characteristics. Additionally, the device has built-in temperature compensation which reduces the effect of thermal drift on the accuracy of the conversion.The AD7854LARS is used in numerous applications, including medical, industrial, and automotive applications. In medical applications, it is used for monitoring patients’ vital signs, such as heart rate, body temperature, and breathing rate. In industrial applications, it is used for sensing and controlling the temperature, pressure, and flow of fluids. And in automotive applications, it is used for monitoring the temperature and pressure of the engine, as well as the speed and acceleration of the vehicle.The AD7854LARS has a simple working principle. The analog signal is fed into the input of the ADC, where it is amplified by the gain amplifier and then converted into a digital signal. This digital signal is then stored in the RAM of the ADC, where it can be read out for further analysis or processing.In summary, the AD7854LARS is a single-channel, 12-bit ADC with a sampling rate of 8 MSPS. It is capable of converting a wide range of analog inputs into digital outputs, with high accuracy and low noise. Its features, such as low-power operation and a low-impedance input stage, make it suitable for numerous applications, such as medical, industrial, and automotive applications. It has a simple working principle, where the analog signal is amplified and then converted into a digital signal.

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