Overview
The AD5220BRZ10-REEL, produced by Analog Devices Inc., is a digitally controlled variable resistor (VR) device. This component provides a single channel with 128-position digital potentiometer functionality. It is designed to perform electronic adjustments similar to those of a mechanical potentiometer but with the precision and reliability of digital control. The device is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) and is available in tape and reel format for easy integration into automated manufacturing processes.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Manufacturer | Analog Devices Inc. | |
| Part Number | AD5220BRZ10-REEL | |
| Package | 8-SOIC (0.154, 3.90mm Width) | |
| Number of Pins | 8 | |
| Number of Taps | 128 | |
| Resistance | 10 kΩ | Ohms |
| Interface | Up/Down (U/D, CS) | |
| Memory Type | Volatile | |
| Voltage - Supply | 2.7V ~ 5.5V | Volts |
| Tolerance | ±30% | % |
| Temperature Coefficient | 800 ppm/°C | ppm/°C |
| Operating Temperature | -40°C ~ 85°C | °C |
Key Features
- Digital Potentiometer: Provides 128-position digital control over a 10 kΩ resistor, allowing for precise electronic adjustments.
- Up/Down Interface: The device uses an Up/Down (U/D, CS) interface for controlling the wiper position, allowing for easy integration into digital systems.
- Volatile Memory: The wiper position is not retained when power is turned off, requiring initialization upon power-up.
- Low Power Consumption: Operates within a supply voltage range of 2.7V to 5.5V, making it suitable for a variety of applications.
- Compact Packaging: Available in an 8-pin SOIC package, which is convenient for space-constrained designs.
- ESD Protection: Digital inputs are protected with series input resistors and parallel Zener ESD structures to enhance reliability.
Applications
- Audio Equipment: Used in audio volume control, tone control, and other audio signal processing applications.
- Industrial Control Systems: Suitable for use in industrial automation, process control, and sensor calibration.
- Medical Devices: Can be used in medical equipment for precise control over various parameters such as gain, offset, and filter characteristics.
- Automotive Systems: Available in automotive-grade versions, supporting the quality and reliability requirements of automotive applications.
- General Purpose Electronics: Useful in any application requiring digital control over resistance, such as in feedback circuits, voltage dividers, and more.
Q & A
- What is the AD5220BRZ10-REEL used for?
The AD5220BRZ10-REEL is a digitally controlled variable resistor used for electronic adjustments similar to those of a mechanical potentiometer.
- What is the package type of the AD5220BRZ10-REEL?
The device is packaged in an 8-pin SOIC (Small Outline Integrated Circuit).
- How many taps does the AD5220BRZ10-REEL have?
The device has 128 taps.
- What is the resistance value of the AD5220BRZ10-REEL?
The nominal resistance is 10 kΩ.
- What is the interface type of the AD5220BRZ10-REEL?
The device uses an Up/Down (U/D, CS) interface.
- Is the memory of the AD5220BRZ10-REEL volatile or non-volatile?
The memory is volatile, meaning the wiper position is not retained when power is turned off.
- What is the operating temperature range of the AD5220BRZ10-REEL?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range for the AD5220BRZ10-REEL?
The supply voltage range is 2.7V to 5.5V.
- Does the AD5220BRZ10-REEL have ESD protection?
Yes, the digital inputs are protected with series input resistors and parallel Zener ESD structures.
- Is the AD5220BRZ10-REEL available in automotive-grade versions?
Yes, automotive-grade versions of the AD5220 are available to support the quality and reliability requirements of automotive applications.
