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DSC557-0334FI1 - Microchip

Description: Clock Generators & Support Products MEMS PCIe Clock Generator, -40C-85C, 50ppm

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DSC557-0334FI1 - Microchip - PCB symbol
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PCB Footprints
DSC557-0334FI1 - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 14-Lead VQFN 2.5 mm x 3.2 mm
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3D Models
DSC557-0334FI1 - Microchip - 3D model - Quad Flat No-Lead - 14-Lead VQFN 2.5 mm x 3.2 mm
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DSC557-0334FI1 Details

  • Manufacturer Part Number:

    DSC557-0334FI1

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Pin Count:

    14

  • Manufacturer Package Code:

    VQFN-14

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Factory Lead Time:

    5 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    13

  • Additional Feature:

    MEMS CLOCK GENERATORS AS EXT CLOCK; PCIe Generation 1, 2, 3

  • JESD-30 Code:

    R-XQCC-N14

  • JESD-609 Code:

    e4

  • Length:

    3.2 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Clock Frequency-Max:

    460 MHz

  • Package Body Material:

    UNSPECIFIED

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC14,.1X.12,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.9 mm

  • Supply Current-Max:

    23 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    2.25 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    2.5 mm

  • uPs/uCs/Peripheral ICs Type:

    CLOCK GENERATOR, MEMS

DSC557-0334FI1 Frequently Asked Questions (FAQs)

  • Microchip provides a recommended PCB layout in the datasheet, but it's also recommended to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines for clock and data signals.
  • To optimize the clock signal, use a high-quality clock source with low jitter, and ensure the clock signal is properly terminated. Also, consider using a clock buffer or repeater to improve signal integrity.
  • The maximum operating temperature range for the DSC557-0334FI1 is -40°C to +125°C, but it's recommended to operate within the industrial temperature range of -40°C to +85°C for optimal performance and reliability.
  • To ensure reliable data transmission, use a reliable data transmission protocol, such as 8B/10B encoding, and implement error detection and correction mechanisms, such as CRC and ECC. Also, ensure proper signal termination and impedance matching.
  • The recommended power-up sequence is to apply power to the VDD and VDDQ pins simultaneously, followed by the clock signal. Ensure that the power supply is stable and within the recommended voltage range before applying the clock signal.

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DSC557-0334FI1 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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