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SN74121DE4 - Texas Instruments

Description: Monostable Multi-vibrator Schmitt-trigger inputs

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SN74121DE4 - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D(R-PDSO-G14) HEIGHT 1.75_
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SN74121DE4 Details

  • Manufacturer Part Number:

    SN74121DE4

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOIC

  • Pin Count:

    14

  • Country Of Origin:

    Malaysia

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Family:

    TTL/H/L

  • 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):

    0.016 A

  • Moisture Sensitivity Level:

    1

  • 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:

    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):

    66 mA

  • Propagation Delay (tpd):

    80 ns

  • Qualification Status:

    Not Qualified

  • Schmitt Trigger:

    YES

  • 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

SN74121DE4 Frequently Asked Questions (FAQs)

  • The maximum frequency of operation for the SN74121DE4 is 25 MHz, but it can be operated at higher frequencies with reduced voltage and load capacitance.
  • To ensure reliable operation in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive material, and keeping the junction temperature below 150°C.
  • The recommended power-on sequence for the SN74121DE4 is to apply VCC before applying any input signals, and to ensure that VCC reaches its minimum specified voltage before applying any input signals.
  • The output enable (OE) pin should be connected to a valid logic level (either VCC or GND) to ensure proper operation. Leaving the OE pin floating can cause unpredictable behavior.
  • The maximum input voltage that the SN74121DE4 can tolerate is 5.5V, which is the absolute maximum rating. Exceeding this voltage can cause permanent damage to the device.

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SN74121DE4 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 SN74121DE4, check out Findchips.com