AD5325BRM

Reference Type:	External
Base Part Number:	AD5325
Supplier Device Package:	10-MSOP
Package / Case:	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Operating Temperature:	-40°C ~ 105°C
Architecture:	String DAC
INL/DNL (LSB):	±2, ±0.2
Voltage - Supply, Digital:	2.5 V ~ 5.5 V
Voltage - Supply, Analog:	2.5 V ~ 5.5 V
Series:	--
Data Interface:	I²C
Differential Output:	No
Output Type:	Voltage - Buffered
Settling Time:	10µs
Number of D/A Converters:	4
Number of Bits:	12
Part Status:	Obsolete
Packaging:	Tube

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Introduction

Data acquisition is a growing field in many scientific, engineering, and industrial processes. Digital-to-analog converters (DAC) are an important part of the data acquisition process. The AD5325BRM is a 12-bit, voltage output DAC that is used in a variety of data acquisition applications. This article will discuss the application fields and the working principle of the AD5325BRM.

Applications

The AD5325BRM is a 12-bit, voltage output DAC that can be used for a broad array of data acquisition applications. It is especially suited for applications such as computer-controlled test and measurement systems; programmable gain amplifiers; analog voltage sources; and digital-to-analog conversion of signals from data acquisition systems.The AD5325BRM is a very versatile device with a wide range of features that make it a good choice for many data acquisition applications. It has an adjustable voltage output range from 0V to 10V and a wide voltage input range of 2.7V to 5.2V, allowing it to be used in both low and high voltage applications. The device also features a single-supply operation and a low power consumption of just 18 mW. Additionally, the AD5325BRM has a compact footprint of 5mm x 5mm, making it suitable for use in space-constrained environments.

Working Principle

The AD5325BRM consists of a 12-bit R-2R ladder structure that is used for binary to analog conversion. The signal is applied to the resistor elements of the ladder, and the voltage on each of the output pins is proportional to the amplitude of the applied signal. The output signal is then amplified by an external amplifier to achieve the desired voltage gain. The voltage gain is adjustable by varying the resistor values on the ladder.The AD5325BRM also contains a programmable gain amplifier that can be used to adjust the output signal. This amplifier can be adjusted to output signals with a voltage range of 0V to 10V. The adjustment can be done digitally, using the programmable register of the device.

Conclusion

The AD5325BRM is an ideal DAC for a variety of data acquisition applications. It has a wide adjustable voltage output range and low power consumption in a compact package. The AD5325BRM also features a programmable gain amplifier that can be used to adjust the output signal, making it a highly versatile device for data acquisition applications.

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