Overview
The AD5243BRMZ50 from Analog Devices Inc. is a dual, 256-position digital potentiometer that offers a compact and versatile solution for various adjustment applications. This component is housed in a 10-lead MSOP (Mini Small Outline Package) with dimensions of 3 mm x 4.9 mm, making it suitable for space-constrained designs. It operates over a wide voltage range of 2.7 V to 5.5 V and is I2C-compatible, facilitating easy integration into a variety of systems.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Analog Devices Inc. |
| Part Number | AD5243BRMZ50-RL7 |
| Package | 10-MSOP (3 mm x 4.9 mm) |
| Number of Pins | 10 |
| Resistance | 50 kΩ |
| Number of Taps | 256 |
| Tolerance | -20% to +55% |
| Temperature Coefficient | 35 ppm/°C |
| Memory Type | Volatile |
| Interface | I2C |
| Power Supply Range | 2.7 V to 5.5 V |
| Supply Current (IDD) | Less than 6 µA |
| Operating Temperature Range | -40°C to +125°C |
Key Features
- Dual, 256-position digital potentiometers with I2C compatibility for easy communication.
- Compact 10-lead MSOP package, ideal for space-constrained applications.
- Operates from a single supply of 2.7 V to 5.5 V, making it suitable for battery-operated devices.
- Low power consumption with a maximum supply current of less than 6 µA.
- Low temperature coefficient of 35 ppm/°C, ensuring stable performance over a wide temperature range.
- Full read/write capability of the wiper register and power-on preset to midscale.
- Volatile memory, requiring periodic updates to maintain settings.
Applications
- Systems calibration and electronics level settings.
- Replacement of mechanical trimmers in new designs.
- Permanent factory settings on printed circuit boards (PCBs).
- Adjustment of transducers for pressure, temperature, position, chemical, and optical sensors.
- RF amplifier biasing and gain control.
- Offset adjustment in various electronic systems.
Q & A
- What is the package type of the AD5243BRMZ50?
The AD5243BRMZ50 is packaged in a 10-lead MSOP (Mini Small Outline Package) with dimensions of 3 mm x 4.9 mm. - What is the operating voltage range of the AD5243BRMZ50?
The AD5243BRMZ50 operates from a single supply of 2.7 V to 5.5 V. - How many positions does the AD5243BRMZ50 digital potentiometer have?
The AD5243BRMZ50 has 256 positions for each of its dual digital potentiometers. - What is the interface used by the AD5243BRMZ50?
The AD5243BRMZ50 uses an I2C interface for communication. - What is the maximum supply current of the AD5243BRMZ50?
The maximum supply current (IDD) of the AD5243BRMZ50 is less than 6 µA. - What is the temperature coefficient of the AD5243BRMZ50?
The temperature coefficient of the AD5243BRMZ50 is 35 ppm/°C. - What are some common applications of the AD5243BRMZ50?
Common applications include systems calibration, replacement of mechanical trimmers, permanent factory PCB settings, transducer adjustments, RF amplifier biasing, and gain control. - Is the AD5243BRMZ50 suitable for battery-operated devices?
Yes, the AD5243BRMZ50 is suitable for battery-operated devices due to its low power consumption. - What is the operating temperature range of the AD5243BRMZ50?
The operating temperature range of the AD5243BRMZ50 is -40°C to +125°C. - Does the AD5243BRMZ50 have volatile or non-volatile memory?
The AD5243BRMZ50 has volatile memory, requiring periodic updates to maintain settings.
