AD7327TRU-EP-RL7

Series:	iCMOS®
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Number of Bits:	12
Sampling Rate (Per Second):	500k
Number of Inputs:	2, 3, 4
Input Type:	Differential, Pseudo-Differential, Single Ended
Data Interface:	SPI, DSP
Configuration:	MUX-S/H-ADC
Ratio - S/H:ADC:	1:1
Number of A/D Converters:	1
Architecture:	SAR
Reference Type:	External, Internal
Voltage - Supply, Analog:	±12 V ~ 16.5 V
Voltage - Supply, Digital:	2.7 V ~ 5.25 V
Features:	Temperature Sensor, True Bipolar
Operating Temperature:	-55°C ~ 125°C
Package / Case:	20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	20-TSSOP
Base Part Number:	AD7327

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Data Acquisition - Analog to Digital Converters (ADC)

Analog to Digital Converters (ADC) are important components in any data acquisition system. They transform an analog voltage into a digital representation, enabling a microcontroller or computer to carry out complex tasks and outputs. The AD7327TRU-EP-RL7 is a highly capable and versatile analog-to-digital converter, designed for high-speed applications in a wide range of industries. In this article, we will look at the AD7327TRU-EP-RL7’s application fields and working principle.Application FieldsThe AD7327TRU-EP-RL7 is well-suited for use in many different data-acquisition applications, such as test and measurement, process control, industrial automation, and medical imaging. It is widely used in industries such as automotive, manufacturing, aerospace, and agricultural automation.The AD7327TRU-EP-RL7 offers a high degree of accuracy and precision, allowing for reliable and precise measurements of analog signals. It is also designed to be low power, with typical power consumption of only 1.2 W. This makes it an ideal choice for battery-operated applications and allows for an overall circuit design to remain highly efficient.Working PrincipleAt the heart of the AD7327TRU-EP-RL7 is a high-performance, 16-bit successive approximation converter (SAR ADC). The ADC provides a range of 1,048,576 discrete voltage levels and can measure inputs within 1 mV accuracy.In order to measure the input voltage of an analog signal, the ADC requires a reference voltage. This reference voltage is provided by the AD7327TRU-EP-RL7’s reference and supply voltages, which are set externally. The voltage to be measured is then converted into a digital representation by a successive approximation. This is done by comparing the input voltage to the reference and supply voltages and gradually adjusting the binary output as it goes through a series of comparators.Once the comparison is complete, the result is stored in a digital word and then sent to the microcontroller or computer for further processing. The ADC also features a programmable digital filter that reduces noise and increases resolution, further improving accuracy and precision of the measurements.Overall, the AD7327TRU-EP-RL7 is an excellent choice for the demanding requirements of data acquisition applications. Its high accuracy, low power consumption and fast conversion speed make it an ideal choice for a range of industries. Additionally, its programmable digital filter reduces noise and increases resolution, ensuring accuracy and reliability of the measurements.

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