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LM555CMX/NOPB - Texas Instruments

Description: Highly stable 555 timer for generating accurate time delays and oscillation

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LM555CMX/NOPB - Texas Instruments - PCB symbol
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PCB Footprints
LM555CMX/NOPB - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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LM555CMX/NOPB - Texas Instruments - 3D model - Small Outline Packages - D0008A
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LM555CMX/NOPB Details

  • Manufacturer Part Number:

    LM555CMX/NOPB

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Analog IC - Other Type:

    TIMER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • 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):

    260

  • 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:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

LM555CMX/NOPB Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the LM555CMX/NOPB is approximately 500 kHz, but this can vary depending on the specific application and external component values.
  • To ensure stable operation in a noisy environment, it's recommended to use a decoupling capacitor (e.g., 0.1 uF) between VCC and GND, and to keep the power supply lines as short as possible. Additionally, using a bypass capacitor (e.g., 10 uF) between VCC and GND can help filter out noise.
  • The minimum voltage required for the LM555CMX/NOPB to operate is 4.5 V, but it's recommended to use a voltage of at least 5 V for reliable operation.
  • No, the LM555CMX/NOPB 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, you should use a dedicated voltage regulator IC.
  • The timing period of the LM555CMX/NOPB can be calculated using the formula: T = 0.69 * R1 * C1, where R1 is the resistance between pins 2 and 6, and C1 is the capacitance between pin 2 and GND.

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LM555CMX/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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