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KSZ8721CL - Microchip

Description: Microchip KSZ8721CL 10/100BASE-TX/FX Ethernet Transceiver, 2.5 V, 3.3 V, 48-Pin LQFP

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KSZ8721CL - Microchip - PCB symbol
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PCB Footprints
KSZ8721CL - Microchip PCB footprint - Quad Flat Packages - Quad Flat Packages - 48-pin LQFP (LQ)
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3D Models
KSZ8721CL - Microchip - 3D model - Quad Flat Packages - 48-pin LQFP (LQ)
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KSZ8721CL Details

  • Manufacturer Part Number:

    KSZ8721CL

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    48

  • Manufacturer Package Code:

    LQFP-48

  • Country Of Origin:

    Malaysia, Taiwan

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    6 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    8

  • Data Rate:

    100000 Mbps

  • JESD-30 Code:

    S-PQFP-G48

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    48

  • Number of Transceivers:

    1

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    LFQFP

  • Package Equivalence Code:

    QFP48,.35SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, LOW PROFILE, FINE PITCH

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.6 mm

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Telecom IC Type:

    ETHERNET TRANSCEIVER

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    7 mm

KSZ8721CL Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the analog and digital signals separate, and use a common mode filter to reduce EMI.
  • Use the lowest possible clock frequency, disable unused features, and use the power-down mode when not transmitting or receiving data. Also, consider using a low-power mode for the PHY.
  • The KSZ8721CL supports cable lengths up to 100 meters, but this can vary depending on the cable quality, noise environment, and other factors.
  • The KSZ8721CL is designed for standard Ethernet protocols (10/100 Mbps), but it may be possible to use it with non-standard protocols with custom firmware and hardware modifications. However, this is not recommended and may void the warranty.
  • Use a logic analyzer or oscilloscope to monitor the signals, check the datasheet for pinouts and signal descriptions, and consult the Microchip support resources and community forums for troubleshooting guides and FAQs.

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KSZ8721CL 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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