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LTC6948IUFD-2#PBF - Analog Devices

Description: Clock Synthesizer / Jitter Cleaner Ultralow Noise and Spurious 0.513GHz to 4.91GHz Fractional-N Synthesizer with Integrated VCO

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LTC6948IUFD-2#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC6948IUFD-2#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFD PACKAGE 28-LEAD (4mm s 5mm) PLASTIC QFN
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LTC6948IUFD-2#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UFD PACKAGE 28-LEAD (4mm s 5mm) PLASTIC QFN
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LTC6948IUFD-2#PBF Details

  • Manufacturer Part Number:

    LTC6948IUFD-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    05-08-1712

  • Country Of Origin:

    Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Analog IC - Other Type:

    PLL FREQUENCY SYNTHESIZER

  • JESD-30 Code:

    R-PQCC-N28

  • Length:

    5 mm

  • Number of Functions:

    1

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Equivalence Code:

    LCC28,.16X.2,20

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    22 mA

  • 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

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

LTC6948IUFD-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6948IUFD-2#PBF involves keeping the input and output traces short and wide, using a solid ground plane, and placing the device close to the power supply bypass capacitors. Additionally, it's recommended to use a 4-layer PCB with a dedicated ground plane and to avoid routing high-frequency signals near the device's sensitive analog inputs.
  • To ensure proper powering and bypassing of the LTC6948IUFD-2#PBF, use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) connected between the VCC pin and the GND pin, and place it as close to the device as possible. Additionally, use a 1uF to 10uF capacitor between the VCC pin and the GND pin for each power supply pin.
  • The LTC6948IUFD-2#PBF can handle clock frequencies up to 6GHz, but the maximum frequency may vary depending on the specific application and PCB layout. It's recommended to consult the datasheet and application notes for more information on clock frequency limitations.
  • To optimize the LTC6948IUFD-2#PBF for low phase noise performance, use a high-quality, low-jitter clock source, and ensure that the device is properly powered and bypassed. Additionally, use a low-noise power supply, and consider using a phase-locked loop (PLL) or a voltage-controlled oscillator (VCO) to further reduce phase noise.
  • The typical power consumption of the LTC6948IUFD-2#PBF is around 1.2W, but this can vary depending on the specific application, clock frequency, and operating conditions. It's recommended to consult the datasheet and application notes for more information on power consumption.

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LTC6948IUFD-2#PBF Overview

Use the download button to access the LTC6948IUFD-2#PBF schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like LTC69, or try a keyword search, such as PLL or Frequency Synthesis Circuits

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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