AD7247AAR

Reference Type:	External, Internal
Base Part Number:	AD7247
Supplier Device Package:	24-SOIC
Package / Case:	24-SOIC (0.295", 7.50mm Width)
Operating Temperature:	-40°C ~ 85°C
Architecture:	R-2R
INL/DNL (LSB):	±1 (Max), ±0.9 (Max)
Voltage - Supply, Digital:	10.8 V ~ 16.5 V
Voltage - Supply, Analog:	±10.8 V ~ 16.5 V
Series:	DACPORT®
Data Interface:	Parallel
Differential Output:	No
Output Type:	Voltage - Buffered
Settling Time:	8µs
Number of D/A Converters:	2
Number of Bits:	12
Part Status:	Obsolete
Packaging:	Tube

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AD7247AAR Application Field and Working Principle

Data Acquisition - Digital to Analog Converters (DAC) are commonly used for a variety of engineering and research applications, such as signal processing, communications and control engineering. With its wide range of features, the AD7247AAR is a popular choice for engineers who require an accurate, reliable and cost-effective ratiometric DAC. In this article, we will discuss the AD7247AAR\'s application field, working principle and its advantages. The AD7247AAR is a low-power, precision uncalibrated 10-bit ratiometric DAC. Its user-programmable gain and offset circuit make the AD7247AAR an ideal choice for signal conditioning applications that require high accuracy, such as those found in audio, motion control and medical instrumentation. The AD7247AAR has a bandwidth of 380 MHz, allowing for fast and efficient operation. The AD7247AAR consists of an input register and an output register. The input register stores the 10-bit binary digital data in 10 stages, and the output register resets the comparator each time the digital data is updated. The input data is converted to analog format via an internal voltage reference by the DAC block, which consists of 10 series resistors. The output voltage range is internally generated from the ratio of the reference voltage and the applied digital word. The internal reference voltage can be adjusted through its ‘gain’ and ‘offset’ pins. Each of these pins accepts an external reference voltage, which is used to modify the output voltage range. Once the reference voltage has been adjusted, the output voltage can be adjusted as desired by changing the digital input code. Furthermore, the AD7247AAR features an automatic power-down pin, which can be used to control the power consumption of the device. Overall, the AD7247AAR offers a range of features and benefits, making it well suited for a variety of signal conditioning applications. Its unmatched accuracy, high speed and low power consumption are key advantages of the AD7247AAR. In addition, its wide range of programmable gain and offset makes it ideal for many demanding applications. In conclusion, the AD7247AAR is an excellent choice for applications requiring precision signal conditioning. Its wide range of features makes it well suited for a variety of tasks, from medical instrumentation to audio-related applications. With its high speed, accuracy and low power consumption, the AD7247AAR will prove to be a reliable solution in any application.

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