ATSAM4N16BA-MUR

Overview

The ATSAM4N16BA-MUR is a 32-bit microcontroller based on the ARM Cortex-M4 core, operating at frequencies up to 100 MHz. It features 1 MB of in-system programmable Flash memory and 80 KB of SRAM. The device includes an analog-to-digital converter with 10-bit resolution and supports multiple communication interfaces including I2C, SPI, and UART/USART. It operates within a supply voltage range of 1.62 V to 3.6 V and functions across an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrates an ARM Cortex-M4 processor core for efficient code execution and digital signal processing capabilities.
• Provides substantial non-volatile storage through 1 MB of Flash memory for application code and data retention.
• Supports versatile peripheral connectivity via standard serial interfaces such as SPI, I2C, and USART.
• Includes integrated analog conversion hardware for reading sensor inputs and monitoring system voltages.

Applications

• Industrial control systems requiring robust processing and reliable communication protocols
• Consumer electronics utilizing low-power ARM-based architectures
• Medical devices needing precise analog signal acquisition and stable operation

Procurement Notes

Verify the specific suffix MUR indicates tape and reel packaging when sourcing components. Confirm that the BA variant aligns with required industrial temperature specifications. Ensure compatibility with existing design tools and software frameworks provided by the manufacturer for development purposes.

Selection Notes

Select this component for designs demanding high code density and moderate performance from a single-core MCU. Consider the package availability and pin count relative to board space constraints. Evaluate power consumption requirements against the specified voltage ranges to ensure efficient system operation.

Part Context

This part belongs to the SAM4N series of microcontrollers, which are designed for cost-sensitive applications requiring ARM Cortex-M4 performance. The series offers a balance of processing power, memory capacity, and peripheral integration suitable for various embedded control tasks.

Replacement Considerations

Consult official substitution lists for equivalent parts within the SAM4N family or other Microchip ARM MCUs. Verify pinout compatibility and memory size differences before replacing the component in existing hardware designs.