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SN54121J - Texas Instruments

Description: Monostable Multi-vibrator Monostable Multi-vibrators With Schmitt-trigger Inputs 14-CDIP -55 to 125

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SN54121J - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - J0014A_2021
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SN54121J - Texas Instruments  - 3D model - Ceramic Dual-In-Line Packages - J0014A_2021
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SN54121J Details

  • Manufacturer Part Number:

    SN54121J

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    14

  • 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-GDIP-T14

  • JESD-609 Code:

    e0

  • Length:

    19.56 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:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP14,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    36 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:

    MILITARY

  • Terminal Finish:

    Tin/Lead (Sn/Pb)

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

SN54121J Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN54121J is 100 MHz.
  • To ensure signal integrity, use a low-impedance PCB design, minimize trace lengths, and use termination resistors to reduce reflections.
  • The recommended power-on sequence is to apply VCC first, followed by VEE, and then the input signals.
  • Use a heat sink or thermal pad to dissipate heat, and ensure good airflow around the device. The maximum junction temperature is 150°C.
  • The input impedance of the SN54121J is typically around 1 kΩ, but can vary depending on the specific application and operating conditions.

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SN54121J Overview

Use the download button to access the SN54121J schematic symbol, PCB footprint, and 3D model.
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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 SN54121J, check out Findchips.com