ATSAM3N1BA-MU

Overview

The ATSAM3N1BA-MU is a Microchip Technology microcontroller from the SAM3N series, featuring an ARM Cortex-M3 core. It integrates 64 kB of flash memory and 8 kB of SRAM. The device operates at a maximum clock frequency of 48 MHz with a 32-bit data bus width. It includes a 10-bit ADC with 16 channels and supports interfaces such as SPI, UART, USART, I2C, and IrDA. The component is housed in a QFN-64 package and functions within a supply voltage range of 1.62 V to 3.6 V across an industrial temperature range of -40°C to +85°C.

Feature Summary

• Integrates an ARM Cortex-M3 processor core for efficient code execution.
• Provides on-chip flash memory and static RAM for program storage and data handling.
• Supports multiple communication protocols including serial peripheral interface and universal asynchronous receiver-transmitter.
• Includes analog-to-digital conversion capabilities with multiple input channels.

Applications

• Industrial control systems requiring robust processing
• Consumer electronics utilizing low-power embedded controllers
• General-purpose applications needing serial communication interfaces

Procurement Notes

Verify component authenticity through authorized distribution channels. Confirm that the specific suffix matches the required package and temperature grade. Check for end-of-life status or obsolescence notices from the manufacturer before finalizing procurement plans. Ensure compliance with relevant regulatory standards applicable to the target deployment region.

Selection Notes

Select this component when a balance of processing power and peripheral integration is required for cost-sensitive designs. Consider the available pin count and memory size relative to application requirements. Evaluate the operating voltage constraints against the system power architecture. Compare performance metrics with alternative members of the same family if different packaging or memory configurations are needed.

Part Context

This part belongs to the SAM3N series of 32-bit microcontrollers based on the ARM Cortex-M3 architecture. The series is designed for applications demanding high performance and low power consumption. It shares architectural similarities with other devices in the lineup but differs in memory capacity and package options. The manufacturer provides development tools and software frameworks to support integration into various embedded projects.

Replacement Considerations

Consult official substitution lists for verified alternatives. Cross-reference pinouts and electrical specifications carefully. Verify compatibility with existing firmware and hardware designs before transitioning to substitute components.