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LTC6955IUKG#PBF - Analog Devices

Description: Clock Buffer Ultralow Jitter, 7.5GHz, 11 Output Fanout Buffer Family

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LTC6955IUKG#PBF - Analog Devices - PCB symbol
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LTC6955IUKG#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UKG Package 52-Lead Plastic QFN (7mm × 8mm)-1
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LTC6955IUKG#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UKG Package 52-Lead Plastic QFN (7mm × 8mm)-1
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LTC6955IUKG#PBF Details

  • Manufacturer Part Number:

    LTC6955IUKG#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-52

  • Pin Count:

    52

  • Manufacturer Package Code:

    05-08-1729

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Date Of Intro:

    2018-12-05

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    POWER SUPPLY SUPPORT CIRCUIT

  • JESD-30 Code:

    R-PQCC-N52

  • JESD-609 Code:

    e3

  • Length:

    8 mm

  • Number of Channels:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    52

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max (Vsup):

    3.45 V

  • Supply Voltage-Min (Vsup):

    3.15 V

  • Supply Voltage-Nom (Vsup):

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    7 mm

LTC6955IUKG#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6955IUKG#PBF involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated layer for the analog signals, and to keep the signal traces short and direct.
  • The LTC6955IUKG#PBF requires a single 3.3V or 5V power supply, and it's recommended to use a low-noise, low-dropout regulator. The power sequencing requirements involve powering up the device in the following order: VCC, then AVCC, and finally the digital inputs. It's also important to ensure that the power supply is stable and well-regulated.
  • The LTC6955IUKG#PBF has a maximum junction temperature of 150°C, and it's recommended to keep the device temperature below 125°C for optimal performance. To ensure the device doesn't overheat, it's recommended to provide good airflow, use a heat sink if necessary, and avoid blocking the airflow around the device.
  • To configure the LTC6955IUKG#PBF for optimal clock jitter performance, it's recommended to use a high-quality clock source, such as a crystal oscillator or a low-jitter clock generator. Additionally, it's recommended to use a low-jitter PLL loop filter, and to optimize the PLL loop bandwidth and damping factor for the specific application.
  • The LTC6955IUKG#PBF is designed to meet the required electromagnetic compatibility standards, but it's still important to take precautions to minimize EMI and RFI. This can be achieved by using a shielded enclosure, keeping the device away from sources of electromagnetic interference, and using EMI filters and shielding on the PCB.

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LTC6955IUKG#PBF Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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