Microchip Technology

MCP4821T-E/SNVAO  

Digital to Analog Converters

MCP4821T-E/SNVAO Description

The MCP4821T-E/SNVAO is a high-performance 12-bit Digital-to-Analog Converter (DAC) designed by Microchip Technology. This device is part of the Data Acquisition ICs category and is ideal for applications requiring precise analog output signals. The MCP4821T-E/SNVAO features a single DAC channel with a string architecture, ensuring high accuracy and stability in its output. It operates on a 2.7V to 5.5V supply voltage for both analog and digital inputs, making it versatile for a wide range of power supply configurations.

The device is equipped with an internal reference, eliminating the need for an external reference source and simplifying the design process. The MCP4821T-E/SNVAO also boasts a fast settling time of 4.5µs (typical), enabling rapid response times in dynamic applications. The device communicates via the SPI interface, facilitating easy integration with microcontrollers and other digital systems.

MCP4821T-E/SNVAO Features

• 12-Bit Resolution: Provides high precision in analog output signals.
• Internal Reference: Eliminates the need for an external reference, simplifying the circuit design.
• Fast Settling Time: 4.5µs (typical) ensures quick response times, making it suitable for real-time applications.
• SPI Interface: Compatible with standard SPI protocols for easy integration with digital systems.
• Wide Supply Voltage Range: 2.7V to 5.5V for both analog and digital supplies, offering flexibility in power supply options.
• Automotive Grade: Suitable for demanding automotive applications, ensuring reliability and performance in harsh environments.
• Moisture Sensitivity Level 1: Unlimited storage time, reducing the risk of moisture-related issues during manufacturing.
• ROHS3 Compliant: Meets environmental standards, ensuring compliance with regulatory requirements.
• REACH Unaffected: Free from substances of very high concern, ensuring safety and compliance with chemical regulations.
• String DAC Architecture: Provides a stable and accurate output voltage.

MCP4821T-E/SNVAO Applications

The MCP4821T-E/SNVAO is well-suited for a variety of applications where precise analog output is required. Some specific use cases include:

• Automotive Systems: Ideal for automotive applications requiring high reliability and precision, such as engine control units, transmission control modules, and sensor interfaces.
• Industrial Control: Suitable for industrial automation and control systems where accurate analog signals are needed for process control and monitoring.
• Medical Equipment: Can be used in medical devices that require precise analog output for diagnostics and treatment, ensuring high accuracy and reliability.
• Consumer Electronics: Applicable in consumer electronics where analog signals are needed for display, audio, and other functions.

Conclusion of MCP4821T-E/SNVAO

The MCP4821T-E/SNVAO is a robust and versatile 12-bit DAC designed for high-performance applications. Its combination of high precision, fast settling time, and automotive-grade reliability makes it an excellent choice for demanding environments. The internal reference and wide supply voltage range simplify design and enhance flexibility, while the SPI interface ensures seamless integration with digital systems. Whether used in automotive, industrial, medical, or consumer applications, the MCP4821T-E/SNVAO delivers reliable performance and precise analog output, making it a standout choice in the market.

MCP4821T-E/SNVAO Documents

Download datasheets and manufacturer documentation for MCP4821T-E/SNVAO

Datasheets :

MCP4801/11/21      

Design Resources :

MCP4821 Development Tool Selector      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH