Analog Devices Inc. ADUC814ARU MicroConverter®

The ADUC814ARU from Analog Devices Inc. is a highly integrated MicroConverter® that combines a high-performance analog-to-digital converter (ADC) with a microcontroller on a single chip. This innovative product is designed to offer a compact, cost-effective solution for a wide range of applications, including industrial control systems, smart sensors, instrumentation, and data acquisition systems.

Key Features

• Precision ADC: The ADUC814ARU features a 12-bit multichannel ADC with up to 8 differential or 16 single-ended inputs. This allows for accurate measurement of analog signals, making it ideal for precision sensing applications.
• Integrated Microcontroller: An 8052 microcontroller core provides a robust and flexible control environment, allowing users to program the device for specific requirements and to process data directly on-chip.
• On-Chip Memory: Equipped with 8 kB of Flash/EE memory and 640 bytes of data RAM, this device provides ample space for application code and data storage without the need for external memory components.
• Programmability: The Flash/EE memory enables easy in-system programmability and firmware updates, ensuring long-term flexibility and upgradability.
• Versatile Power Supply: The ADUC814ARU operates over a wide supply voltage range of 2.7V to 5.5V, accommodating various power supply scenarios and ensuring compatibility with both 3V and 5V systems.
• Additional Features: The device includes a variety of peripherals such as a watchdog timer, power-on reset, and serial I/O ports for enhanced functionality and system reliability.

Package and Temperature Range

The ADUC814ARU is offered in a compact 28-lead TSSOP (Thin Shrink Small Outline Package) that is suitable for space-constrained applications. It is designed to operate over an industrial temperature range of -40°C to +85°C, ensuring reliable performance in harsh environments.

Applications

With its high level of integration and performance, the ADUC814ARU is an excellent choice for applications requiring precise data acquisition combined with the flexibility of a microcontroller. Its capabilities make it well-suited for:

• Process Control and Automation
• Smart Transmitters
• Portable Instrumentation
• Battery-Powered Devices
• Data Logging Systems

Overall, the ADUC814ARU from Analog Devices Inc. represents a powerful, all-in-one solution for designers looking to streamline their system design with a single-chip microcontroller and ADC combination.