Overview
The AD8403ARZ50-REEL is a quad-channel digital potentiometer produced by Analog Devices Inc. This device provides four independently programmable resistor arrays, each with 256 tap points. It is designed for applications requiring precise and dynamic control over resistance values. The AD8403ARZ50-REEL is highly versatile and can be integrated into various electronic circuits across different industries due to its high resolution, ease of interface with digital systems, and compact design.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD8403ARZ50-REEL |
| Package | 24-Pin SOIC |
| Number of Pins | 24 |
| Number of Circuits | 4 |
| Number of Taps | 256 |
| Resistance | 50 kΩ |
| Resistance Tolerance | ±1% |
| Temperature Coefficient | 500 ppm/°C |
| Interface | SPI |
| Memory Type | Volatile |
| Supply Voltage | 2.7V to 5.5V |
| Operating Temperature | -40°C to 125°C |
| Max Supply Current | 900 µA |
| Quiescent Current | 10 nA |
| Mounting Type | Surface Mount |
| Packaging | Tape & Reel |
| RoHS Compliance | Yes |
Key Features
- Quad-channel digital potentiometer with 256 tap points per channel
- High resolution and precise control over resistance values
- SPI interface for easy communication with digital systems
- Volatile memory, requiring periodic updates to maintain settings
- Linear taper with a temperature coefficient of 500 ppm/°C
- Compact 24-pin SOIC package suitable for surface mount applications
- Wide operating temperature range from -40°C to 125°C
- Low quiescent current of 10 nA
Applications
- Programmable Gain Amplifiers (PGAs)
- Volume Control and Audio Equalization
- Wheatstone Bridge Balancing
- Variable Voltage Dividers
- Filter Adjustments
- Biasing and Offset Compensation
- Automated Test Equipment (ATE)
- Microcontroller Interfaces
- Power Supply Adjustments
- Motor Control
Q & A
- What is the AD8403ARZ50-REEL?
The AD8403ARZ50-REEL is a quad-channel digital potentiometer produced by Analog Devices Inc., offering four independently programmable resistor arrays with 256 tap points each. - What is the package type of the AD8403ARZ50-REEL?
The AD8403ARZ50-REEL comes in a 24-pin SOIC package. - What is the resistance range of the AD8403ARZ50-REEL?
The resistance range is 50 kΩ with a tolerance of ±1%. - What interface does the AD8403ARZ50-REEL use?
The device uses an SPI interface for communication. - What is the memory type of the AD8403ARZ50-REEL?
The memory type is volatile, requiring periodic updates to maintain settings. - What is the operating temperature range of the AD8403ARZ50-REEL?
The operating temperature range is from -40°C to 125°C. - What are some common applications of the AD8403ARZ50-REEL?
Common applications include programmable gain amplifiers, volume control, Wheatstone bridge balancing, variable voltage dividers, filter adjustments, and more. - Is the AD8403ARZ50-REEL RoHS compliant?
Yes, the AD8403ARZ50-REEL is RoHS compliant. - What is the quiescent current of the AD8403ARZ50-REEL?
The quiescent current is 10 nA. - How should the AD8403ARZ50-REEL be mounted?
The device should be mounted using surface mount technology.
