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LAN7850-I/8JX - Microchip

Description: MICROCHIP - LAN7850-I/8JX - INTERFACE BRIDGE, USB-TO-ETHERNET, SQFN

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LAN7850-I/8JX - Microchip - PCB symbol
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PCB Footprints
LAN7850-I/8JX - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 56-QFN_2
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LAN7850-I/8JX - Microchip - 3D model - Quad Flat No-Lead - 56-QFN_2
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LAN7850-I/8JX Details

  • Manufacturer Part Number:

    LAN7850-I/8JX

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SQFN-56

  • Pin Count:

    56

  • Manufacturer Package Code:

    VQFN-56

  • Country Of Origin:

    Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    15 Weeks

  • Date Of Intro:

    2016-10-20

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    19

  • Boundary Scan:

    YES

  • Bus Compatibility:

    USB

  • Clock Frequency-Max:

    25 MHz

  • Communication Protocol:

    ASYNC, BIT; SYNC, BYTE; ETHERNET

  • Data Transfer Rate-Max:

    125 MBps

  • Drive Interface Standard:

    IEEE 802.3; IEEE 802.3U

  • JESD-30 Code:

    S-PQCC-N56

  • JESD-609 Code:

    e3

  • Length:

    8 mm

  • Low Power Mode:

    YES

  • Number of I/O Lines:

    12

  • Number of Serial I/Os:

    1

  • Number of Terminals:

    56

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC56,.31SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Screening Level:

    TS 16949

  • Seated Height-Max:

    1 mm

  • Supply Current-Max:

    183 mA

  • Supply Voltage-Max:

    1.26 V

  • Supply Voltage-Min:

    1.1 V

  • Supply Voltage-Nom:

    1.2 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    8 mm

  • uPs/uCs/Peripheral ICs Type:

    SERIAL IO/COMMUNICATION CONTROLLER, LAN

LAN7850-I/8JX Frequently Asked Questions (FAQs)

  • Microchip provides a recommended PCB layout guide in their application note AN2151, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
  • Microchip provides a configuration tool, the LANCheck Configuration Tool, which allows users to configure the LAN7850-I/8JX for specific Ethernet applications, including setting up the PHY, MAC, and other parameters. The tool is available for download on the Microchip website.
  • The LAN7850-I/8JX has a maximum junction temperature of 150°C. To ensure reliable operation, it is recommended to keep the device temperature below 125°C. Thermal management considerations include providing adequate heat sinking, using thermal vias, and ensuring good airflow around the device.
  • Microchip provides a troubleshooting guide in their application note AN2152, which covers common issues and their solutions, including PHY and MAC configuration, link integrity, and packet transmission and reception.
  • The LAN7850-I/8JX has a typical power consumption of 350 mW in active mode and 10 mW in standby mode. Power management considerations include using the device's power-down modes, optimizing the clock frequency, and using a low-power oscillator.

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LAN7850-I/8JX Overview

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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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