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Microchip – SAMA5D2 ARM® Cortex®-A5 based MPU Released to Production

The Microchip SAMA5D2 MPU delivers the world’s lowest power consumption for all MPUs in its class. This MPU offers with just the right price-to-performance ratio for applications requiring an entry-level MPU and extended industrial temperature range (-40 to 105°C ambient temperature).


New features of the SAMA5D2 Series:

  • DDR controller supporting (LP)DDR3/DDR3L memories with on-the-fly decryption
  • QSPI Flash interface with eXecution in Place (XiP) support and on-the-fly decryption
  • Ultra-small 8 × 8 mm(?) package with low profile to address space-constrained applications
  • New 50 µA backup mode with DDR in self-refresh and low-power retention mode with ultra-fast 15 µs wake up
  • High-grade security features to support PCI-certified applications
  • Rich audio subsystem with new audio class D amplifier and PDM microphone input
  • USB HSIC interface
  • Peripheral touch controller supporting buttons, sliders and touch surface

SAMA5D2 Derivatives Comparison Table


Target Applications and End Products

  • Small HMIs/Control Panels (white goods, alarm systems, etc.)
  • IoT/Secure Gateways
  • POS Terminals and Imaging
  • Battery-Operated Systems

Hardware Tools

Programming tool:

  • SAM-BA 3.1.3 released on
    • Command line only to increase flexibility
  • Secure SAM-BA 3.0 (secure boot loader)
    • Under NDA only; please contact Atmel Sales
  • SAMA5D2 XPlained Ultra revisions B Evaluation Board available now:
    • Part Number is ATSAMA5D2B-XULT
    • Based on the ATSAMA5D27B-CU superset device in BGA289
    • 4 Gb of DDR3L
    • 4 GB of eMMC
    • 128 Mb Macronix QSPI Flash (new)
    • Atmel Xpro WINGS connectors (new)6-layers
    • eMMC/SD Boot limitation is overridden with a bootstrap loaded into QSPI memory
    • Linux4Sam version 5.3 pre-loaded.