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SN74LS122D - Texas Instruments

Description: Retriggerable monostable multivibrator

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SN74LS122D - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D
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SN74LS122D Details

  • Manufacturer Part Number:

    SN74LS122D

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOIC

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Additional Feature:

    RETRIGGERABLE

  • Family:

    LS

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e4

  • Length:

    8.65 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    MONOSTABLE MULTIVIBRATOR

  • Max I(ol):

    0.008 A

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    2

  • Number of Data/Clock Inputs:

    4

  • Number of Functions:

    2

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Packing Method:

    TUBE

  • Peak Reflow Temperature (Cel):

    260

  • Power Supply Current-Max (ICC):

    20 mA

  • Propagation Delay (tpd):

    56 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    YES

  • Technology:

    TTL

  • 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):

    30

  • Width:

    3.9 mm

SN74LS122D Frequently Asked Questions (FAQs)

  • The maximum clock frequency of the SN74LS122D is 2 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure proper power and decoupling, use a 5V power supply, decouple the power pins with 0.1uF and 10uF capacitors, and use a 10kΩ pull-up resistor on the clock input.
  • The SN74LS122D can sink or source up to 16mA of current per output pin, but it's recommended to limit the current to 10mA or less to ensure reliable operation.
  • The asynchronous reset input (R) should be tied to VCC through a 1kΩ resistor and a 0.1uF capacitor to ensure proper reset operation.
  • No, the SN74LS122D is designed to operate at 5V and is not compatible with 3.3V systems. Using it in a 3.3V system may result in unreliable operation or damage to the device.

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SN74LS122D 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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For a full list of alternate parts for SN74LS122D, check out Findchips.com