ATSAM3U - ATMEL Corporation

ATSAM3U 32-bit ARM-based Microcontrollers

Atmel's SAM3U series is a member of a family of Flash microcontrollers based on the high performance 32-bit ARM Cortex-M3 RISC processor. It operates at a maximum speed of 96 MHz and features up to 256 Kbytes of Flash and up to 48 Kbytes of SRAM. The peripheral set includes a High Speed USB Device port with embedded transceiver, a High Speed MCI for SDIO/SD/.

Features

• Core
  – ARM® Cortex™-M3 revision 2.0 running at up to 96 MHz
  – Memory Protection Unit (MPU)
  – Thumb®-2 instruction set Memories
  – From 64 to 256 Kbytes embedded Flash, 128-bit wide access, memory accelerator, dual bank
  – From 16 to 48 Kbytes embedded SRAM with dual banks
  – 16 Kbytes ROM with embedded bootloader routines (UART, USB) and IAP routines
  – Static Memory Controller (SMC): SRAM, NOR, NAND support. NAND Flash controller with 4-kbyte RAM buffer and ECC System
  – Embedded voltage regulator for single supply operation
  – POR, BOD and Watchdog for safe reset
  – Quartz or resonator oscillator.