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LTC6946IUFD-4#PBF - Analog Devices

Description: LINEAR TECHNOLOGY - LTC6946IUFD-4#PBF - PLL, Integer N Synthesizer & VCO, 0.37GHz to 6.39GHz, 3.15V to 3.45V Supply, QFN-28

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LTC6946IUFD-4#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC6946IUFD-4#PBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFD (28-Lead QFN)25
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LTC6946IUFD-4#PBF - Analog Devices - 3D model - Quad Flat No-Lead - UFD (28-Lead QFN)25
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LTC6946IUFD-4#PBF Details

  • Manufacturer Part Number:

    LTC6946IUFD-4#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

  • Additional Feature:

    ALSO OPERATES IN SUPPLY VOLTAGE 4 TO 5.25V

  • Analog IC - Other Type:

    PLL FREQUENCY SYNTHESIZER

  • JESD-30 Code:

    R-PQCC-N28

  • JESD-609 Code:

    e3

  • 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):

    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

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    MATTE TIN

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Width:

    4 mm

LTC6946IUFD-4#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6946IUFD-4 involves keeping the input and output traces short and wide, 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 ground plane and to avoid routing signals under the device.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Additionally, ensure that the output capacitor is properly sized and that the device is operated within its recommended operating conditions. It's also important to decouple the power supply and to use a low-ESR output capacitor.
  • The maximum output current of the LTC6946IUFD-4 is 2A. However, the device can deliver higher currents for short periods of time. It's recommended to check the device's thermal performance and to ensure that the output current is within the device's safe operating area.
  • The LTC6946IUFD-4's output voltage can be programmed using an external resistor divider network. The output voltage is determined by the ratio of the resistors and the internal reference voltage. The datasheet provides a formula to calculate the output voltage based on the resistor values.
  • The typical start-up time of the LTC6946IUFD-4 is around 10ms. However, this time can vary depending on the output capacitor value, input voltage, and other factors. It's recommended to check the device's start-up behavior in the specific application.

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LTC6946IUFD-4#PBF Overview

Use the download button to access the LTC6946IUFD-4#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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Part Image LTC6946IUFD-4#TRPBF Analog Devices Inc

PLL Frequency Synthesizer, CMOS, PQCC28