AD7490BRU

Number of A/D Converters:	1
Base Part Number:	AD7490
Supplier Device Package:	28-TSSOP
Package / Case:	28-TSSOP (0.173", 4.40mm Width)
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:	External
Architecture:	SAR
Series:	--
Ratio - S/H:ADC:	1:1
Configuration:	MUX-S/H-ADC
Data Interface:	SPI, DSP
Input Type:	Single Ended
Number of Inputs:	16
Sampling Rate (Per Second):	1M
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Part Status:	Obsolete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 electronic devices that allow a computer to analyze analog signals, such as sound and temperature, and convert them into digital signals, which are then processed by the computer. ADCs are used in a variety of applications, most notably in medical imaging and radar. The AD7490BRU is a low cost, low power, low voltage ADC that is designed for applications requiring accurate, repeatable conversion of analog signals.The AD7490BRU is a 10-bit ADC with a 4-channel multiplexer and sample-and-hold circuit. The multiplexer can be used to switch between four different input signals, allowing the ADC to measure multiple different signals at once. The sample-and-hold circuit controls the sampling rate of the ADC, which is adjustable through an external control voltage.The AD7490BRU is designed to be used in a wide variety of applications, including medical imaging, sound recording and analysis, and radar systems. In medical imaging, the AD7490BRU can be used to convert the analog signals produced by medical equipment into digital signals for analysis. In sound recording and analysis, the ADC can be used to convert an analog audio signal into a digital signal for further processing. In radar systems, the ADC can be used to digitize the analog signal from a radar receiver, allowing for more accurate analysis of the data.The AD7490BRU is capable of an input frequency range of up to 20ksps, with a maximum resolution of 10-bits. It has an extended input common-mode voltage range of 0V to 6V, allowing it to be used with a wide range of input signals. The ADC also includes an integrated temperature sensor, which can be used to monitor the temperature of the device.The AD7490BRU has a wide range of features, including an on-chip reference buffer, analog multiplexer, sample-and-hold circuit, and an input buffer. Each of these features works together to enable a reliable and accurate conversion of analog signals into digital signals.The AD7490BRU has an integrated reference buffer, which ensures a constant voltage reference for the ADC. This reference voltage determines how accurately the ADC can convert the analog signal into a digital signal. The analog multiplexer can be used to switch between four different input signals, allowing for simultaneous conversion of multiple signals. The sample-and-hold circuit is used to control the sampling rate of the ADC. The input buffer is used to buffer the analog input signal, to improve the accuracy of the ADC\'s conversions.The AD7490BRU is a versatile, low-cost ADC that is well-suited for a variety of applications. Its wide input range, high sample rate, and integrated temperature sensor make it an excellent choice for applications that require reliable, accurate conversion of analog signals into digital signals.

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