AD5232BRU50-REEL7

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Data acquisition devices are used to measure the state of a system and control its movement or operation. Digital potentiometers, or simply digipots, are one type of data acquisition device. AD5232BRU50-REEL7 is a digipot that is used in many applications. This article explains the application field and working principle of the AD5232BRU50-REEL7.

Application Field of AD5232BRU50-REEL7

The AD5232BRU50-REEL7 is a highly integrated, single-channel digital potentiometer that is ideal for data acquisition. It is capable of performing 256-tap, digitally controlled attenuation, gain or offset adjustments. It is also capable of operating in non-volatile memory (NVM) or volatile memory (non-NVM) modes. Some of the typical applications for the AD5232BRU50-REEL7 include:

• Controlling gain and offset in operational amplifiers
• Adjusting amplifier volume levels
• Adjusting contrast, brightness and gamma levels in LCD displays
• Adjusting power supply levels
• Adjusting system performance through temperature sensors
• Altering filter characteristics
• Making fine adjustments to audio systems
• Automating test and calibration systems

The AD5232BRU50-REEL7 is cost-effective, reliable and easy to use. It is well-suited for data acquisition applications in a variety of industrial and consumer markets.

Working Principle of AD5232BRU50-REEL7

The AD5232BRU50-REEL7 is an 8-bit linear, digital potentiometer that is designed for precision, high accuracy and repeatability of digital attenuation or gain control. It consists of a digitally controlled variable resistor with an integrated 256-step linear taper potentiometer. A non-volatile memory (NVM) or volatile memory (non-NVM) version is available.

The AD5232BRU50-REEL7 works by adjusting the resistance of the digital potentiometer by a digital control input. This input is sent from a control system such as a microcontroller or FPGA. The output of the digital potentiometer is then used to alter the gain or offset in an operational amplifier. The NVM version of the device has a programmable, non-volatile output resistance of between 25Ω-100KΩ, adjustable in 256 steps of 1/256th of the full scale. The non-NVM version allows for rapid configurability during system test and calibration cycles.

The AD5232BRU50-REEL7 also features a shut-down mode for power saving and is available in either a 5-lead TDFN, 3-lead TSOT or 3-lead SOIC package. It is also able to operate in temperatures of -40°C to +125°C making it suitable for use in extreme environments.

Conclusion

The AD5232BRU50-REEL7 is a single-channel, 8-bit linear digital potentiometer which is ideal for data acquisition in a variety of industrial and consumer applications. It is capable of performing 256-tap, digitally controlled attenuation, gain or offset adjustments and can work in either volatile or non-volatile memory modes. The AD5232BRU50-REEL7 is an effective, reliable and cost-effective device for use in data acquisition applications.

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