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1894K-33LF - Renesas Electronics

Description: Ethernet ICs 3.3V 10/100 PHY RMII

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Symbol
1894K-33LF - Renesas Electronics - PCB symbol
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PCB Footprints
1894K-33LF - Renesas Electronics PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 32-pin 5mm x 5mm QFN
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3D Models
1894K-33LF - Renesas Electronics - 3D model - Quad Flat No-Lead - 32-pin 5mm x 5mm QFN
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1894K-33LF Details

  • Manufacturer Part Number:

    1894K-33LF

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    18 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    5.88

  • Data Rate:

    100000 Mbps

  • JESD-30 Code:

    S-XQCC-N32

  • Length:

    5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    32

  • Number of Transceivers:

    1

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC32,.2SQ,20

  • Package Shape:

    SQUARE

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1 mm

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Telecom IC Type:

    ETHERNET TRANSCEIVER

  • Temperature Grade:

    COMMERCIAL

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

1894K-33LF 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 sections separate, and use a common ground point for the analog and digital grounds.
  • Use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) for power decoupling, and place it as close to the device as possible. Ensure the power supply is stable and within the recommended voltage range.
  • The maximum clock frequency is 33.33 MHz, but it's recommended to operate at a lower frequency (e.g., 16 MHz) to ensure reliable operation and minimize power consumption.
  • Use a buffer amplifier or an op-amp to condition the analog input signals, and ensure the input impedance is matched to the device's input impedance. Also, use a low-pass filter to remove noise and aliasing.
  • Use a programming tool or software provided by Renesas or a third-party vendor, and follow the recommended programming sequence and protocols to ensure reliable programming and data retention.

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1894K-33LF Overview

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