LS1021A-IoT Gateway Reference Design

Designed to support the secure delivery of IoT services for home, business or other commercial locations




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Technical and Functional Specifications


  • Dual Arm® Cortex®-A7 cores
  • 32 KB I/D L1 cache with ECC protection
  • 512 KB coherent L2 cache with ECC protection
  • 1 Gb QSPI NOR Flash
  • 1 GB DDR3L
  • SDHC slot—up to 32 GB
  • MC34VR500 power management solution


  • GBaseT Ethernet (SGMII)
  • GBaseT Ethernet (RGMII)
  • 2 x mini PCIe (x1) slots
  • mSATA 3.0 slot


  • Terminal (USB to UART)
  • Four wire LP-UART to Arduino® connector (ZigBee®)
  • USB 3.0
  • 13x GPIO or 8x FTM (PWM)
  • 6 x interrupts
  • SPI
  • I²C1 bus
  • I²C2


  • Mixed LCD/QE interface


  • K22 mbed interface using micro USB of JTAG

FCC Class B and CE

  • Health, safety, and environmental protection standards


  • LS1021A-IOT-B   Active

  • LS1021A Internet of Things Gateway Rev 2 Silicon
    • LS1021A-IOT-B
    • 1 @ US
    • $595.16
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Design Resources

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Additional Resources

A white paper about how the Internet of Things will impact the design of not only physical devices and data centers but also the networks used to connect them.

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