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Development Board, Orange Crab, LFE5U-25F-8MG285C, ECP5 Family FPGA


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Lattice Semiconductor






Development Board LFE5U-25F-8MG285C


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CAD Models - Notice
CAD Models and drawings are provided to you on a revocable limited licence for your internal use only but remain the property of the manufacturer who retain all intellectual property rights and ownership. They are provided to assist you in decision making and as design guide but are not guaranteed to be error free, accurate or up to date and is not intended to be taken as advice.
Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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Product Overview

OrangeCrab is an electronics development board. It is FPGA based, featuring an ECP5 from Lattice. The board follows the slim feather board specification from Adafruit. The FPGA is compatible with the opensource toolchain and is perfect for experimenting with RISC-V and other softcore SoCs.
  • Lattice ECP5 FPGA csfBGA285 package(LFE5U-25F-8MG285C)
  • On-board DDR3L memory
  • Direct USB-C connection to the FPGA
  • FPGA based Full-speed (12Mbit) USB
  • 128Mbit QSPI FLASH Memory
  • MicroSD socket
  • High efficiency DCDC for main supplies, battery charger (100mA), lipo battery connector (PH type)
  • 48MHz on-board oscillator
  • User I/O(1x button, 1x RGB LED, 20x I/O on 0.1" headers, 6x analogue compatible)
  • Dimensions: 22.86mm x 50.8mm (0.9" x 2.0")
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