Microchip Technology SAM3N ARM® Cortex®-M3 Flash-Based Microcontrollers intelligently combine high-performance architecture, peripherals, and power-saving techniques to deliver uncompromised performance. Available in multiple memory densities, pin counts, and package types, the SAM3N offers a scalable solution to meet application requirements. It is supported by a complete set of software libraries, project examples, tools, and a worldwide ecosystem to shorten development cycle time. Microchip Technology SAM3N ARM® Cortex®-M3 Flash-Based Microcontrollers are pin-to-pin compatible with the SAM7S and the SAM3S, and the SAM3N facilitates migration within the family.
ARM® Cortex®-M3 revision 2.0 Core running at up to 48MHz
From 4kb to 24kb embedded SRAM
16kb ROM with embedded bootloader routines (UART) and IAP routines
Embedded voltage regulator for single supply operation
Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog for safe operation
Quartz or ceramic resonator oscillators: 3MHz to 20MHz main power with Failure Detection and optional low power 32.768kHz for RTC or device clock
High precision 8MHz/12MHz factory trimmed internal RC oscillator with 4MHz default frequency for device startup; In-application trimming access for frequency adjustment