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LMP7721MA/NOPB - Texas Instruments

Description: 3 Femtoampere Input Bias Current Precision Amplifier

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LMP7721MA/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - SOIC (8)(Thickness=1.75mm)
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LMP7721MA/NOPB - Texas Instruments  - 3D model - Small Outline Packages - SOIC (8)(Thickness=1.75mm)
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LMP7721MA/NOPB Details

  • Manufacturer Part Number:

    LMP7721MA/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Mainland China, Malaysia, Mexico

  • 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):

    0.000005 µA

  • Bias Current-Max (IIB) @25C:

    2e-8 µA

  • Common-mode Reject Ratio-Min:

    84 dB

  • Common-mode Reject Ratio-Nom:

    100 dB

  • Frequency Compensation:

    YES

  • Input Offset Current-Max (IIO):

    4e-8 µA

  • Input Offset Voltage-Max:

    150 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Low-Bias:

    YES

  • Low-Offset:

    YES

  • Micropower:

    NO

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power:

    NO

  • Programmable Power:

    NO

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Slew Rate-Min:

    9.3 V/us

  • Slew Rate-Nom:

    10.43 V/us

  • Supply Current-Max:

    1.7 mA

  • Supply Voltage Limit-Max:

    6 V

  • Supply Voltage-Nom (Vsup):

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Unity Gain BW-Nom:

    17000

  • Voltage Gain-Min:

    12600

  • Wideband:

    NO

  • Width:

    3.9 mm

LMP7721MA/NOPB Frequently Asked Questions (FAQs)

  • A good PCB layout for the LMP7721MA/NOPB involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the analog signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated analog power plane and a dedicated digital power plane.
  • The gain resistor values for the LMP7721MA/NOPB depend on the desired gain and the input signal range. A good starting point is to use the gain calculation formula provided in the datasheet, and then adjust the values based on the specific application requirements.
  • The maximum input voltage that the LMP7721MA/NOPB can handle is ±15V, but it's recommended to limit the input voltage to ±10V to ensure optimal performance and to prevent damage to the device.
  • To filter out noise and interference, it's recommended to use a low-pass filter or a band-pass filter in conjunction with the LMP7721MA/NOPB. The filter design will depend on the specific frequency range of interest and the noise characteristics of the signal.
  • The recommended power-up sequence for the LMP7721MA/NOPB is to power up the analog supply (VCC) first, followed by the digital supply (VDD). This ensures that the analog circuitry is powered up before the digital circuitry, which helps to prevent latch-up and ensures proper device operation.

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LMP7721MA/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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