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KSZ9021RNI - Microchip

Description: MICROCHIP - KSZ9021RNI - TXRX, GIGABIT ENET, RGMII, 48QFN

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Symbol
KSZ9021RNI - Microchip - PCB symbol
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PCB Footprints
KSZ9021RNI - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - QFN48-2
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3D Models
KSZ9021RNI - Microchip - 3D model - Quad Flat No-Lead - QFN48-2
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KSZ9021RNI Details

  • Manufacturer Part Number:

    KSZ9021RNI

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    End Of Life

  • Package Description:

    QFN-48

  • Pin Count:

    48

  • Manufacturer Package Code:

    VQFN-48

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8517.70.00.00

  • Factory Lead Time:

    31 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    0

  • Data Rate:

    1000000 Mbps

  • JESD-30 Code:

    S-XQCC-N48

  • JESD-609 Code:

    e4

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Number of Transceivers:

    1

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC48,.27SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    0.9 mm

  • Supply Voltage-Nom:

    1.2 V

  • Surface Mount:

    YES

  • Telecom IC Type:

    ETHERNET TRANSCEIVER

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    7 mm

KSZ9021RNI Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the KSZ9021RNI is to use a 4-layer board with a solid ground plane on the bottom layer, and to keep the analog and digital signals separate to minimize noise and interference.
  • The KSZ9021RNI can be configured for half-duplex or full-duplex operation by setting the appropriate registers. For half-duplex operation, set the TXEN and RXEN pins to toggle between transmit and receive modes. For full-duplex operation, set the TXEN pin high and the RXEN pin low.
  • The maximum cable length supported by the KSZ9021RNI is 100 meters, assuming a Category 5e or higher cable.
  • To troubleshoot issues with the KSZ9021RNI, check the LED indicators, verify the power supply voltage, and use a logic analyzer or oscilloscope to monitor the signal lines. Also, check the device's registers and configuration settings.
  • The KSZ9021RNI is designed to support standard Ethernet protocols (IEEE 802.3). While it may be possible to use it with non-standard protocols, it is not recommended and may require significant customization and testing.

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KSZ9021RNI Overview

Use the download button to access the KSZ9021RNI schematic symbol, PCB footprint, and 3D model.
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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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