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SN74121N - Texas Instruments

Description: MONOSTABLE MULTIVIBRATORS WITH SCHIMITT-TRIGGER INPUTS

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PCB Footprints
SN74121N - Texas Instruments PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - N-PDIP-14
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SN74121N - Texas Instruments  - 3D model - Dual-In-Line Packages - N-PDIP-14
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SN74121N Details

  • Manufacturer Part Number:

    SN74121N

  • Brand Name:

    Texas Instruments

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia, Mexico

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    NON-RETRIGGERABLE; OPTIONAL INTERNAL TIMING RESISTOR

  • Family:

    TTL/H/L

  • JESD-30 Code:

    R-PDIP-T14

  • JESD-609 Code:

    e4

  • Length:

    19.305 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    MONOSTABLE MULTIVIBRATOR

  • Max I(ol):

    0.016 A

  • Number of Bits:

    1

  • Number of Data/Clock Inputs:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    70 °C

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    66 mA

  • Propagation Delay (tpd):

    80 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    YES

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.25 V

  • Supply Voltage-Min (Vsup):

    4.75 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    COMMERCIAL

  • Terminal Finish:

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

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

SN74121N Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74121N is typically 25 MHz, but it can vary depending on the specific application and operating conditions.
  • To ensure reliable operation in high-temperature environments, it is recommended to follow proper thermal management practices, such as providing adequate heat sinking and airflow, and ensuring that the device is operated within its specified temperature range.
  • The recommended power-on sequence for the SN74121N is to apply power to the VCC pin first, followed by the input signals. This helps to prevent latch-up and ensures proper device operation.
  • To handle EMI when using the SN74121N, it is recommended to follow proper PCB design practices, such as using ground planes, shielding, and filtering, and ensuring that the device is properly decoupled.
  • The maximum input voltage that can be applied to the SN74121N is 5.5V, and it is recommended to operate the device within the specified voltage range to ensure reliable operation.

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SN74121N 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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Part Image SN74121N8 Texas Instruments

Monostable Multivibrator, 74121 Series, 1-Func, TTL, PDIP14