Overview
The AD5280BRUZ200 is a single-channel, 256-position, digitally controlled variable resistor (VR) produced by Analog Devices Inc. This device functions as a digital potentiometer, allowing for precise and reliable electronic adjustment of resistance values. It is part of the AD5280/AD5282 series, which offers high accuracy and linearity, making it suitable for a wide range of applications. The device is controlled via an I2C-compatible digital interface and is available in a 14-TSSOP package.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Number of Positions | 256 | |
| Resistance Value | 200 kΩ | |
| Minimum Single Supply Voltage | 4.5 | V |
| Maximum Single Supply Voltage | 16.5 | V |
| Minimum Dual Supply Voltage | ±4.5 | V |
| Maximum Dual Supply Voltage | ±5.5 | V |
| Interface | I2C | |
| Package | 14-TSSOP | |
| Temperature Coefficient | 30 ppm/°C | |
| Bandwidth (RAB = 200 kΩ) | 35 kHz | |
| Settling Time | 5 μs | |
| Power Dissipation | 0.2 - 0.3 mW |
Key Features
- Digital potentiometer for instrumentation with high accuracy and linearity.
- Wide operating temperature range and volatile memory type.
- I2C-compatible digital interface for easy control and communication.
- Internal power-on preset that places the wiper at midscale during power-on, simplifying fault condition recovery.
- Low power dissipation and minimal supply current, making it energy-efficient.
Applications
- Embedded systems and automation control.
- Digital signal processing and filtering.
- Data acquisition and instrument control.
- Audio effects and noise reduction.
- I/O expansion and interface flexibility.
- Servo control and motor drive applications.
Q & A
- Q: What is the AD5280BRUZ200 used for?
A: The AD5280BRUZ200 is used as a digital potentiometer for various applications including instrumentation, embedded systems, digital signal processing, and more.
- Q: What is the interface type of the AD5280BRUZ200?
A: The AD5280BRUZ200 uses an I2C-compatible digital interface.
- Q: What are the available resistance values for the AD5280BRUZ200?
A: The AD5280BRUZ200 is available with a nominal resistance of 200 kΩ.
- Q: What is the power supply range for the AD5280BRUZ200?
A: The AD5280BRUZ200 can operate with a single supply voltage from 4.5 V to 16.5 V and a dual supply voltage from ±4.5 V to ±5.5 V).
- Q: How many positions does the AD5280BRUZ200 have?
A: The AD5280BRUZ200 has 256 positions).
- Q: What is the package type of the AD5280BRUZ200?
A: The AD5280BRUZ200 is packaged in a 14-TSSOP package).
- Q: What is the settling time of the AD5280BRUZ200?
A: The settling time of the AD5280BRUZ200 is 5 μs).
- Q: How can I ensure the authenticity of the AD5280BRUZ200?
A: Ensure you purchase from authorized distributors or suppliers who rigorously test and verify the credentials of the original manufacturer).
- Q: What is the warranty period for the AD5280BRUZ200?
A: The warranty period for the AD5280BRUZ200 is typically 1 year, covering defects in materials and workmanship under normal use).
- Q: Where can I find detailed information about the AD5280BRUZ200?
A: Detailed information, including application notes, factory information, and images, can be found on the manufacturer's website or through authorized distributors).
