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LM555CM - onsemi

Description: Obsolete - Single Timer

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LM555CM Details

  • Manufacturer Part Number:

    LM555CM

  • Brand Name:

    onsemi

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC-8

  • Package Description:

    SOP-8

  • Manufacturer Package Code:

    751EB

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    onsemi

  • YTEOL:

    0

  • Additional Feature:

    IT CAN ALSO OPERATE AT 15V NOMINAL SUPPLY

  • Analog IC - Other Type:

    TIMER

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • 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 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:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

LM555CM Frequently Asked Questions (FAQs)

  • The LM555CM can operate from -40°C to 125°C, but the recommended operating temperature range is 0°C to 70°C for optimal performance.
  • No, the LM555CM is a timer IC and not designed to be used as a voltage regulator. It's intended for generating pulses, oscillations, and timing functions.
  • To ensure stability, use a decoupling capacitor (e.g., 10uF) between VCC and GND, and a bypass capacitor (e.g., 100nF) between the control voltage pin and GND. Also, use a pull-up resistor (e.g., 1kΩ) on the trigger input pin.
  • The maximum frequency achievable with the LM555CM depends on the values of the external resistors and capacitors. Typically, it can operate up to 500 kHz, but with careful component selection, frequencies up to 1 MHz are possible.
  • While the LM555CM is a widely used and reliable component, it's not specifically designed for high-reliability or aerospace applications. For such applications, consider using radiation-hardened or high-reliability versions of the LM555CM or alternative components.

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LM555CM Overview

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For a full list of alternate parts for LM555CM, check out Findchips.com