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SN54LS181J - Texas Instruments

Description: IC ARTHMTC UNIT/FUN GEN 24-DIP

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SN54LS181J - Texas Instruments PCB footprint - Ceramic Dual-In-Line Packages - Ceramic Dual-In-Line Packages - SN54LS181J
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SN54LS181J Details

  • Manufacturer Part Number:

    SN54LS181J

  • Brand Name:

    Texas Instruments

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    DIP

  • Pin Count:

    24

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    CAPABLE OF 16 LOGIC & ARITHMETIC OPERATIONS; INTERNAL CARRY AND HIGHER ORDER LOOKAHEAD

  • Family:

    LS

  • JESD-30 Code:

    R-GDIP-T24

  • Length:

    31.75 mm

  • Load Capacitance (CL):

    15 pF

  • Logic IC Type:

    ARITHMETIC LOGIC UNIT

  • Max I(ol):

    0.008 A

  • Number of Bits:

    4

  • Number of Functions:

    4

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -55 °C

  • Output Polarity:

    TRUE

  • Package Body Material:

    CERAMIC, GLASS-SEALED

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP24,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    IN-LINE

  • Packing Method:

    TUBE

  • Power Supply Current-Max (ICC):

    35 mA

  • Prop. Delay@Nom-Sup:

    62 ns

  • Propagation Delay (tpd):

    62 ns

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    5.08 mm

  • Supply Voltage-Max (Vsup):

    5.5 V

  • Supply Voltage-Min (Vsup):

    4.5 V

  • Supply Voltage-Nom (Vsup):

    5 V

  • Surface Mount:

    NO

  • Technology:

    TTL

  • Temperature Grade:

    MILITARY

  • Terminal Form:

    THROUGH-HOLE

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Width:

    7.62 mm

SN54LS181J Frequently Asked Questions (FAQs)

  • The maximum operating frequency of the SN54LS181J is 45 MHz, but it can vary depending on the specific application and operating conditions.
  • The CLR input should be synchronized with the clock signal to avoid metastability issues. It's recommended to use a synchronous clear or a reset signal that is synchronized with the clock.
  • A simple POR circuit can be implemented using a resistor, capacitor, and diode. The capacitor should be charged to a voltage above the minimum operating voltage (VCC) to ensure a clean reset.
  • The SN54LS181J has a totem-pole output stage, which requires a pull-up resistor to VCC and a series terminator resistor to prevent signal reflections. The recommended termination scheme is a 1 kΩ pull-up resistor and a 50 Ω series terminator resistor.
  • The SN54LS181J can drive a maximum capacitive load of 100 pF, but it's recommended to limit the load capacitance to 50 pF or less to ensure reliable operation.

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SN54LS181J 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 SN74LS181N Motorola Semiconductor Products

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Part Image SN54LS181J Motorola Semiconductor Products

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Part Image M38510/30801BJX QP Semiconductor

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For a full list of alternate parts for SN54LS181J, check out Findchips.com