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LM311DRE4 - Texas Instruments

Description: Analog Comparators Single Strobed Differential

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LM311DRE4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM311DRE4 - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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LM311DRE4 Details

  • Manufacturer Part Number:

    LM311DRE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, MS-012AA, SOIC-8

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Amplifier Type:

    COMPARATOR

  • Average Bias Current-Max (IIB):

    0.3 µA

  • Bias Current-Max (IIB) @25C:

    0.25 µA

  • Input Offset Voltage-Max:

    7500 µV

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Neg Supply Voltage Limit-Max:

    -18 V

  • Neg Supply Voltage-Nom (Vsup):

    -15 V

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Output Type:

    OPEN-COLLECTOR; OPEN-DRAIN

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TR

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Response Time-Nom:

    115 ns

  • Seated Height-Max:

    1.75 mm

  • Subcategory:

    Comparator

  • Supply Current-Max:

    7.5 mA

  • Supply Voltage Limit-Max:

    18 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Nickel/Palladium/Gold (Ni/Pd/Au)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    NOT SPECIFIED

  • Width:

    3.9 mm

LM311DRE4 Frequently Asked Questions (FAQs)

  • The LM311DRE4 can operate from -40°C to 125°C, but the maximum junction temperature is 150°C. It's essential to ensure the device stays within the recommended operating temperature range to maintain its performance and reliability.
  • To ensure proper biasing, connect the non-inverting input (pin 3) to a voltage between VCC and VEE, and the inverting input (pin 2) to a voltage between VCC and VEE. The output voltage swing will be limited by the supply voltages, so ensure the output is not driven beyond VCC or VEE.
  • To minimize noise and ensure reliable operation, use a symmetrical layout, keep the input and output traces short, and avoid running digital signals near the analog inputs. Also, use a solid ground plane and decouple the power supplies with capacitors.
  • Yes, you can use the LM311DRE4 as a comparator with hysteresis by adding positive feedback from the output to the non-inverting input. This will create a Schmitt trigger circuit, which can help reduce noise and oscillations.
  • The LM311DRE4 has an open-collector output stage, which means it can sink current but not source it. When driving a load, ensure the load is connected between the output and VCC, and use a pull-up resistor to VCC if necessary. Also, be aware of the output current limitations to avoid overheating the device.

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LM311DRE4 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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Part Image LP311DRE4 Rochester Electronics LLC

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