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SA555DE4 - Texas Instruments

Description: Timers & Support Products PRECISION TIMER

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SA555DE4 - Texas Instruments - PCB symbol
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SA555DE4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D(R-PDSO-G)
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SA555DE4 Details

  • Manufacturer Part Number:

    SA555DE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Package Description:

    GREEN, PLASTIC, SOIC-8

  • Pin Count:

    8

  • Country Of Origin:

    Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    CAN ALSO OPERATE FROM A 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:

    85 °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

  • 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:

    INDUSTRIAL

  • 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):

    30

  • Width:

    3.9 mm

SA555DE4 Frequently Asked Questions (FAQs)

  • A simple RC circuit with a 10kΩ resistor and a 10uF capacitor can be used to provide a power-on reset to the SA555DE4. This ensures that the timer starts in a known state after power-up.
  • To ensure that the SA555DE4 oscillates at the desired frequency, it's essential to choose the correct values for the timing resistors (R1 and R2) and capacitor (C1). Use the formulae provided in the datasheet to calculate the values, and consider using a crystal oscillator or a ceramic resonator for more accurate frequency control.
  • The SA555DE4 can operate at frequencies up to 2.1 MHz, but the maximum frequency is dependent on the supply voltage and the values of the timing components. Refer to the datasheet for more information on frequency limitations.
  • Yes, the SA555DE4 can be used as a monostable multivibrator by connecting the trigger input (pin 2) to the threshold input (pin 6) and applying a negative-going pulse to the trigger input. This will cause the timer to generate a single pulse with a duration determined by the timing components.
  • To reduce the power consumption of the SA555DE4, consider using a lower supply voltage, reducing the frequency of operation, or using a low-power mode. Additionally, ensure that the output stage is not loaded excessively, as this can increase power consumption.

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SA555DE4 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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