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LMH6643QMM/NOPB - Texas Instruments

Description: Texas Instruments LMH6643QMM/NOPB, Dual Op Amp, 24MHz Rail-Rail, 8-Pin VSSOP

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LMH6643QMM/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - DGK  (S-PDSO-G8)
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LMH6643QMM/NOPB Details

  • Manufacturer Part Number:

    LMH6643QMM/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.33.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Amplifier Type:

    OPERATIONAL AMPLIFIER

  • Architecture:

    VOLTAGE-FEEDBACK

  • Average Bias Current-Max (IIB):

    3.25 µA

  • Bandwidth (3dB)-Nom:

    46 MHz

  • Bias Current-Max (IIB) @25C:

    2.6 µA

  • Common-mode Reject Ratio-Min:

    74 dB

  • Common-mode Reject Ratio-Nom:

    95 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    0.8 µA

  • Input Offset Voltage-Max:

    5000 µV

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Low-Bias:

    NO

  • Low-Offset:

    NO

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -6.75 V

  • Neg Supply Voltage-Nom (Vsup):

    -5 V

  • Number of Functions:

    2

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP8,.19

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Screening Level:

    AEC-Q100

  • Seated Height-Max:

    1.1 mm

  • Slew Rate-Min:

    100 V/us

  • Slew Rate-Nom:

    135 V/us

  • Supply Current-Max:

    11 mA

  • Supply Voltage Limit-Max:

    6.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Voltage Gain-Min:

    5011.872

  • Wideband:

    NO

  • Width:

    3 mm

LMH6643QMM/NOPB Frequently Asked Questions (FAQs)

  • The maximum power dissipation of the LMH6643QMM/NOPB is 1.4W, which is calculated based on the maximum junction temperature (TJ) of 150°C and the thermal resistance (θJA) of 57.1°C/W.
  • Yes, the LMH6643QMM/NOPB is rated for operation from -40°C to 125°C, making it suitable for high-temperature applications. However, the maximum junction temperature (TJ) should not exceed 150°C.
  • To ensure stability, it's essential to follow proper compensation techniques, such as adding a capacitor in parallel with the feedback resistor or using a series resistor-capacitor (RC) network in the feedback path.
  • To minimize noise and ensure proper operation, it's recommended to use a star-grounding technique, where the grounds of the power supplies, analog circuits, and digital circuits are connected at a single point. Additionally, keep the layout compact, and use short, direct traces to minimize inductance and capacitance.
  • While the LMH6643QMM/NOPB can be used as a comparator, it's not the most suitable choice due to its relatively slow slew rate (10V/μs) and limited output current (±20mA). A dedicated comparator IC would be a better choice for most applications.

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LMH6643QMM/NOPB Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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