Microchip Technology LAN9255 EtherCAT Controllers

Microchip Technology LAN9255 EtherCAT Controllers combine the Microchip LAN9253 controller with dual integrated Ethernet PHYs and the SAM E53J. The SAM E53J is an ARM® Cortex® M4F MCU. The LAN9255 is available in commercial (0°C to +70°C), industrial (-40°C to +85°C), and extended industrial (-40°C to +105°C) temperature ranges.

 

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FEATURES

  • Microchip SAM E53J ARM Cortex-M4F
    • Memories
      • 1MB/512KB/256KB in-system programmable flash
      • 256KB /192KB/128KB SRAM main memory
    • System
      • Power-on Reset (POR) and Brown-out detection
      • Internal and external clock options
    • Power Supply
      • Idle, Standby, Hibernate, Backup, and Off sleep modes
      • SleepWalking peripherals
      • Embedded Buck/LDO regulator
    • Peripherals
      • 32-channel Direct Memory Access Controller (DMAC)
      • SD/MMC Host Controller (SDHC)
      • Quad I/O Serial Peripheral Interface (QSPI)
      • 10/100 Ethernet MAC with 1588 PTP/TSU
      • Full-Speed USB 2.0 interface
      • 32-channel Event System
      • Dual 1 MSPS 12-bit ADCs and DACs
      • Peripheral Touch Controller (PTC)
  • Packaging
    • Pb-free RoHS compliant 128-pin TQFP
    • (14mm x 14mm, 0.4mm pitch)
  • Environmental
    • Commercial (0°C to +70°C)
    • Industrial (-40°C to +85°C)
    • Extended industrial (-40°C to +105°C)
  • Microchip LAN9253 2/3-Port EtherCAT Device
    • Integrated 100Mbps Ethernet transceivers
      • Compliant with IEEE 802.3/802.3u (Fast Ethernet)
      • Signal Quality Index diagnostics
      • Loop-back modes
      • Automatic polarity detection and correction
      • HP Auto-MDIX
      • Compatible with EtherCAT P
    • EtherCAT device controller
      • Supports 8 FMMUs
      • Supports 8 SyncManagers
      • Distributed clock support allows synchronization with other EtherCAT devices
      • 8K bytes of DPRAM
    • Host Bus Interface
      • SPI / SQI (Quad SPI) support at up to 60MHz
    • 3rd port for flexible network configurations
    • Comprehensive power management features
      • 3 power-down levels
      • Wake on link status change (energy detect)
      • Magic packet wakeup, Wake on LAN (WoL), wake on broadcast, wake on perfect DA
      • Wakeup indicator event signal
    • Power and I/O
      • Integrated power-on-reset circuit
      • Latch-up performance exceeds 150mA per EIA/JESD78, Class II
      • JEDEC Class 3A ESD performance
      • Single 3.3V power supply (integrated 1.2V regulator)
      • Option for external power supplies
      • Localhost allowed to enter sleep mode until addressed by EtherCAT Host
    • Additional Features
      • EEPROM emulation
      • Enhanced EtherCAT cycle time
      • Transformer-less link support
      • Multifunction GPIOs
      • Ability to use low-cost 25MHz crystal for reduced BOM
      • 25MHz clock output for reference clock daisy chaining

 

APPLICATIONS

  • Motor motion control
  • Process/factory automation
  • Communication modules, interface cards
  • Sensors
  • Hydraulic & pneumatic valve systems
  • Operator interfaces

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