Overview
The AD5242BRU10-REEL7 is a dual-channel, 256-position digital potentiometer IC produced by Analog Devices Inc. This device is designed for precision voltage division and features an I2C-compatible serial interface. It is suitable for a wide range of applications requiring adjustable resistance, such as audio equipment, industrial control systems, and medical devices.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Positions | 256 |
| Resistance Value | 10 kΩ |
| Interface | I2C-compatible serial bus |
| Package Type | 16-TSSOP |
| Operating Voltage | 2.2 V to 5.5 V |
| Temperature Range | -40°C to +105°C |
| Addressing | Programmable address bits (AD0 and AD1) for multiple device decoding |
Key Features
- Dual-channel design offering flexibility and redundancy in critical circuits.
- 256-position resolution for precise voltage division.
- I2C-compatible serial interface for easy communication with microcontrollers.
- Programmable address bits (AD0 and AD1) allowing up to four devices on one bus.
- Midscale reset and shutdown functions for enhanced control.
- Low temperature coefficient of 5 ppm/°C, ensuring stable performance over a wide temperature range.
Applications
- Audio equipment: For volume control, tone adjustment, and other audio signal processing tasks.
- Industrial control systems: For adjusting sensor calibration, gain setting, and other control parameters.
- Medical devices: For precise adjustment of medical equipment settings, such as in diagnostic and therapeutic devices.
- Automotive systems: For various control and adjustment functions in automotive electronics.
Q & A
- What is the number of positions in the AD5242BRU10-REEL7 digital potentiometer?
The AD5242BRU10-REEL7 has 256 positions. - What is the resistance value of the AD5242BRU10-REEL7?
The resistance value is 10 kΩ. - What type of interface does the AD5242BRU10-REEL7 use?
The device uses an I2C-compatible serial interface. - What is the package type of the AD5242BRU10-REEL7?
The package type is 16-TSSOP. - What is the operating voltage range of the AD5242BRU10-REEL7?
The operating voltage range is from 2.2 V to 5.5 V. - What is the temperature range for the AD5242BRU10-REEL7?
The temperature range is -40°C to +105°C. - Can multiple AD5242BRU10-REEL7 devices be used on the same bus?
Yes, up to four devices can be used on the same bus using programmable address bits (AD0 and AD1). - What are the midscale reset and shutdown functions in the AD5242BRU10-REEL7?
The midscale reset moves the wiper to the center tap, and the shutdown causes the wiper to connect to Terminal B and open circuit Terminal A. - What is the temperature coefficient of the AD5242BRU10-REEL7?
The temperature coefficient is 5 ppm/°C. - Is the AD5242BRU10-REEL7 still in production?
No, this product is no longer manufactured.
