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LM555CM - Texas Instruments

Description: LM555 Timer

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LM555CM - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - 8-SOIC_2020
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LM555CM - Texas Instruments  - 3D model - Small Outline Packages - 8-SOIC_2020
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LM555CM Details

  • Manufacturer Part Number:

    LM555CM

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1993-01-01

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Analog IC - Other Type:

    TIMER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e0

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    235

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max (Isup):

    15 mA

  • Supply Voltage-Max (Vsup):

    16 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    20

  • Width:

    3.9 mm

LM555CM Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the LM555CM is approximately 500 kHz, but it can be pushed to 1 MHz with careful design and component selection.
  • To ensure stable operation in astable mode, make sure to use a capacitor with a low equivalent series resistance (ESR) and a high-quality timing resistor with a low temperature coefficient. Also, decouple the power supply with a 10uF capacitor and a 100nF capacitor in parallel.
  • The minimum supply voltage for the LM555CM is 4.5V, and the maximum supply voltage is 16V. However, it's recommended to operate the device between 5V and 15V for optimal performance.
  • No, the LM555CM is not designed to be used as a voltage regulator. It's a timer IC, and its output is not regulated. If you need a voltage regulator, consider using a dedicated voltage regulator IC like the 78L05 or the TLV703.
  • To reduce the power consumption of the LM555CM, use a lower supply voltage, reduce the frequency of operation, and use a low-power version of the device if available. You can also consider using a more power-efficient alternative like the TLC555 or the LMC555.

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LM555CM 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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