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LTC6948IUFD-1#TRPBF - Analog Devices

Description: Ultralow Noise 0.37GHz to 6.39GHz Fractional-N Synthesizer with Integrated VCO

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LTC6948IUFD-1#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC6948IUFD-1#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFD Package 28-Lead Plastic QFN (4mm × 5mm) (Reference LTC DWG # 05-08-1712 Rev C)
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3D Models
LTC6948IUFD-1#TRPBF - Analog Devices - 3D model - Quad Flat No-Lead - UFD Package 28-Lead Plastic QFN (4mm × 5mm) (Reference LTC DWG # 05-08-1712 Rev C)
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LTC6948IUFD-1#TRPBF Details

  • Manufacturer Part Number:

    LTC6948IUFD-1#TRPBF

  • 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

  • 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-1#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6948IUFD-1#TRPBF 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 ground and another for the digital ground.
  • The LTC6948IUFD-1#TRPBF requires a single 3.3V power supply. It's recommended to use a low-noise, low-dropout regulator to power the device. The power sequencing requirement is to power up the device after the power supply has stabilized, and to ensure that the analog and digital power supplies are powered up simultaneously.
  • The LTC6948IUFD-1#TRPBF has a maximum junction temperature of 150°C. To ensure safe operation, it's recommended to keep the device temperature below 125°C. This can be achieved by providing adequate heat sinking, using a thermal interface material, and ensuring good airflow around the device.
  • To achieve optimal clock jitter performance with the LTC6948IUFD-1#TRPBF, it's recommended to use a high-quality clock source, such as a crystal oscillator, and to ensure that the device is properly terminated. Additionally, the device's internal PLL should be configured to use the lowest possible bandwidth to minimize jitter.
  • To ensure EMI and RFI compliance with the LTC6948IUFD-1#TRPBF, it's recommended to use a shielded enclosure, keep the device away from antennas and other EMI sources, and use EMI filters on the device's inputs and outputs. Additionally, the device should be designed to meet the relevant regulatory requirements, such as FCC Part 15 and EN 301 489-1.

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LTC6948IUFD-1#TRPBF Overview

Use the download button to access the LTC6948IUFD-1#TRPBF 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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Part Image LTC6946IUFD-1#TRPBF Analog Devices Inc

PLL Frequency Synthesizer, CMOS, PQCC28