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LTC6946IUFD-1#PBF - Analog Devices

Description: Ultralow Noise and Spurious 0.37GHz to 6.39GHz Integer-N Synthesizer with Integrated VCO

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LTC6946IUFD-1#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - LFCSP:LEADFRM CHIP SCALE_2023-1
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3D Models
LTC6946IUFD-1#PBF - Analog Devices  - 3D model - Quad Flat No-Lead - LFCSP:LEADFRM CHIP SCALE_2023-1
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LTC6946IUFD-1#PBF Details

  • Manufacturer Part Number:

    LTC6946IUFD-1#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

  • 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

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • 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

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    0.8 mm

  • Supply Current-Max (Isup):

    0.5 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 Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

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

    30

  • Width:

    4 mm

LTC6946IUFD-1#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6946IUFD-1#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.
  • To ensure proper powering and bypassing of the LTC6946IUFD-1#PBF, use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) as close as possible to the device's power pins. Additionally, use a 1uF to 10uF capacitor in parallel with a 10nF to 100nF capacitor to filter out high-frequency noise.
  • The LTC6946IUFD-1#PBF has an operating temperature range of -40°C to 125°C. However, it's recommended to operate the device within a temperature range of -20°C to 85°C for optimal performance and reliability.
  • To troubleshoot common issues with the LTC6946IUFD-1#PBF, start by checking the PCB layout and ensuring that the device is properly powered and bypassed. Next, verify that the input and output signals are within the recommended specifications. If issues persist, use an oscilloscope to inspect the device's output and input signals, and consult the datasheet and application notes for guidance.
  • While the LTC6946IUFD-1#PBF is optimized for 50Ω systems, it can be used in non-50Ω systems with some adjustments. However, this may require additional impedance matching networks and/or adjustments to the device's output stage. Consult the datasheet and application notes for guidance on using the device in non-50Ω systems.

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LTC6946IUFD-1#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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