Atmel Distributor

SAM3A Flash MCU


Atmel's Cortex™-M3 MCU brings more connectivity to the SAM3 family


The Atmel® SAM3A ARM® Cortex™-M3 Flash-based microcontroller (MCU) features connectivity peripherals including a dual CAN interface and high-speed USB (HS USB) MiniHost and device with on-chip physical layer (PHY). Devices are available in a dual-bank configuration of 256 KB and 512 KB Flash total and in 100-pin QFP and BGA package options. The architecture is designed to support high-speed data transfers and includes a multi-layer bus matrix plus dual SRAM banks, direct memory access (DMA) channels and peripheral DMA controller (PDC) for applications supporting multi-task operations. The SAM3A series is ideal for networking applications in the industrial embedded market and in home and building automation, smart grids and industrial automation. Datasheet Atmel's SAM3A Flash MCU

Features
  • Connectivity
  • Atmel QTouch capacitive touch support
  • Enhanced safety and security
  • Low power consumption

Digi-Key P/N Manufacturer P/N Description
ATSAM3A4CA-AU-ND ATSAM3A4CA-AU IC MCU 2X128KB CORTEX-M3 100-QFP
ATSAM3A4CA-CU-ND ATSAM3A4CA-CU IC MCU 2X128KB CORTEX-M3 100-BGA
ATSAM3A8CA-AU-ND ATSAM3A8CA-AU IC MCU 2X256KB CORTEX-M3 100-QFP
ATSAM3A8CA-CU-ND ATSAM3A8CA-CU IC MCU 2X256KB CORTEX-M3 100-BGA