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LTC6951IUHF#PBF - Analog Devices

Description: IC CLOCK SYNTHESIZER PLL 40QFN

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LTC6951IUHF#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC6951IUHF#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - 40-Lead Plastic QFN (5mm × 7mm)--+
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3D Models
LTC6951IUHF#PBF - Analog Devices - 3D model - Quad Flat No-Lead - 40-Lead Plastic QFN (5mm × 7mm)--+
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LTC6951IUHF#PBF Details

  • Manufacturer Part Number:

    LTC6951IUHF#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    QFN-40

  • Pin Count:

    40

  • Manufacturer Package Code:

    05-08-1951

  • 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-N40

  • JESD-609 Code:

    e3

  • Length:

    7 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    40

  • Operating Temperature-Max:

    105 °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

  • Peak Reflow Temperature (Cel):

    260

  • 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:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    5 mm

LTC6951IUHF#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6951IUHF involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing the device close to the power supply decoupling capacitors. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the output is properly terminated, and the input is properly biased. Additionally, adding a small capacitor (e.g., 10pF) between the output and ground can help improve stability.
  • The maximum power dissipation of the LTC6951IUHF is dependent on the ambient temperature and the thermal resistance of the package. According to the datasheet, the maximum power dissipation is 1.4W at 25°C ambient temperature. However, this can be derated to 0.7W at 85°C ambient temperature.
  • Yes, the LTC6951IUHF can be used as a VCO by applying a control voltage to the Vtune pin. The frequency of oscillation will vary with the control voltage. However, the frequency range and tuning sensitivity will depend on the specific application and component values.
  • The LTC6951IUHF has a synchronization input (Sync pin) that can be used to synchronize the oscillator with an external clock signal. The Sync pin should be driven with a logic-level signal that is compatible with the device's supply voltage. The synchronization frequency range is typically up to 1/4 of the oscillator frequency.

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LTC6951IUHF#PBF Overview

Use the download button to access the LTC6951IUHF#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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