Overview
The AD5243BRMZ2.5-RL7 is a dual, 256-position digital potentiometer produced by Analog Devices Inc. This component operates similarly to a mechanical potentiometer, providing precise electronic adjustment functionality. It is housed in a compact 10-lead MSOP package measuring 3 mm × 4.9 mm, making it ideal for space-constrained applications. The device is powered by a single supply voltage ranging from 2.7 V to 5.5 V and consumes less than 6 µA, making it suitable for portable battery-operated applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Series | AD5243 |
| Resistance | 2.5 kΩ |
| Temperature Coefficient | 35 ppm/°C |
| Number of POTs | Dual |
| Taps per POT | 256 |
| Wiper Memory | Volatile |
| Digital Interface | I2C |
| Operating Supply Voltage | 2.7 V to 5.5 V |
| Operating Supply Current | 3.5 µA |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +125°C |
| Mounting Style | PCB Mount |
| Termination Style | SMD/SMT |
| Taper | Linear |
| Packaging | MouseReel |
Key Features
- Compact 10-lead MSOP package (3 mm × 4.9 mm)
- Dual, 256-position digital potentiometer
- I2C-compatible digital interface for easy control of wiper settings
- Low temperature coefficient: 35 ppm/°C
- Low power consumption: less than 6 µA
- Wide operating temperature range: -40°C to +125°C
- Fast settling time: 5 µs typical on power-up
- Full read/write of wiper register
- Power-on preset to midscale
- Computer software available for factory programming, replacing the need for external I2C controllers
Applications
- Systems calibrations
- Electronics level settings
- Replacement of mechanical trimmers in new designs
- Permanent factory printed circuit board (PCB) settings
- Transducer adjustment for pressure, temperature, position, chemical, and optical sensors
- RF amplifier biasing
- Gain control and offset adjustment
Q & A
- Q: What is the operating voltage range of the AD5243BRMZ2.5-RL7?
A: The operating voltage range is from 2.7 V to 5.5 V.
- Q: What is the power consumption of the AD5243BRMZ2.5-RL7?
A: The device consumes less than 6 µA.
- Q: What is the temperature coefficient of the AD5243BRMZ2.5-RL7?
A: The temperature coefficient is 35 ppm/°C.
- Q: How many positions does the AD5243BRMZ2.5-RL7 digital potentiometer have?
A: It has 256 positions.
- Q: What type of digital interface does the AD5243BRMZ2.5-RL7 use?
A: It uses an I2C-compatible digital interface.
- Q: What is the package type of the AD5243BRMZ2.5-RL7?
A: It is packaged in a 10-lead MSOP (3 mm × 4.9 mm).
- Q: What is the operating temperature range of the AD5243BRMZ2.5-RL7?
A: The operating temperature range is from -40°C to +125°C.
- Q: Is there an evaluation kit available for the AD5243BRMZ2.5-RL7?
A: Yes, an evaluation kit and software are available for the AD5243/AD5248.
- Q: What types of applications can the AD5243BRMZ2.5-RL7 be used in?
A: It can be used in systems calibrations, electronics level settings, replacement of mechanical trimmers, permanent factory PCB settings, transducer adjustments, RF amplifier biasing, and gain control and offset adjustment.
- Q: What is the warranty period for the AD5243BRMZ2.5-RL7 from Ovaga?
A: Ovaga offers a 1-year warranty on the AD5243BRMZ2.5-RL7.
