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LTC6957IMS-4#PBF - Analog Devices

Description: Clock Buffer Low Phase Noise, Dual Output Buffer/Driver/Logic Converter with Complementary CMOS Outputs

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LTC6957IMS-4#PBF Details

  • Manufacturer Part Number:

    LTC6957IMS-4#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    MSOP-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1668

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Input Conditioning:

    DIFFERENTIAL

  • JESD-30 Code:

    R-PDSO-G12

  • Length:

    4.039 mm

  • Logic IC Type:

    LOW SKEW CLOCK DRIVER

  • Max I(ol):

    0.003 A

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Number of True Outputs:

    2

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP12,.19

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Power Supply Current-Max (ICC):

    72 mA

  • Prop. Delay@Nom-Sup:

    4.8 ns

  • Propagation Delay (tpd):

    4.8 ns

  • Same Edge Skew-Max (tskwd):

    0.25 ns

  • Seated Height-Max:

    1.1 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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Width:

    3 mm

LTC6957IMS-4#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC6957 involves keeping the input and output traces short and separate, using a solid ground plane, and placing the device close to the power supply. 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 capacitor is properly sized and placed close to the device. Additionally, a small series resistor (e.g., 1-10 ohms) can be added to the output to improve stability.
  • The maximum output current of the LTC6957 is 200mA. However, the device can deliver higher currents for short durations. It's essential to ensure the device is properly heat-sinked and the output current is within the recommended limits to prevent overheating.
  • While the LTC6957 can be used as a voltage regulator, it's not its primary function. The device is designed as a voltage-controlled oscillator, and its output voltage regulation is limited. If you need a voltage regulator, consider using a dedicated voltage regulator IC.
  • To synchronize the LTC6957 with an external clock, connect the external clock signal to the SYNC pin. Ensure the clock signal is within the recommended frequency range (10MHz to 100MHz) and meets the required amplitude and rise/fall time specifications.

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LTC6957IMS-4#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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