SN74LS03NS
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Texas Instruments SN74LS03NS

Manufacturer No:
SN74LS03NS
Manufacturer:
Texas Instruments
Package:
Bulk
Description:
GATE NAND 4CH 2-INP 14-SO
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Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The SN74LS03NS is a quadruple 2-input positive-NAND gate integrated circuit produced by Texas Instruments. This device is part of the 74LS series, known for its low power consumption and high noise immunity. The SN74LS03NS is available in a 14-pin SOP (Small Outline Package) and is widely used in digital logic circuits due to its ability to perform the Boolean NAND function.

Key Specifications

Parameter Value Unit
Package Type SOP (NS)
Number of Pins 14
Supply Voltage (VCC) 4.75 to 5.25 V
Operating Temperature Range 0 to 70 °C
High-Level Input Voltage (VIH) 2 V
Low-Level Input Voltage (VIL) 0.8 V
High-Level Output Current (IOH) -0.4 mA
Low-Level Output Current (IOL) 8 mA
Propagation Delay Time (tPLH, tPHL) 9 to 15 ns

Key Features

  • Four independent 2-input NAND gates in a single package.
  • Open-collector output, allowing for wired-AND logic.
  • TTL (Transistor-Transistor Logic) compliant inputs.
  • Low power consumption.
  • High noise immunity.
  • Available in SOP (Small Outline Package) for compact designs.

Applications

  • A/V receivers.
  • Portable audio docks.
  • Blu-Ray players.
  • Home theater systems.
  • MP3 players or recorders.
  • Personal Digital Assistants (PDAs).

Q & A

  1. What is the function of the SN74LS03NS?

    The SN74LS03NS is a quadruple 2-input positive-NAND gate, performing the Boolean function Y = A . B or Y = A + B in positive logic.

  2. What package types are available for the SN74LS03NS?

    The SN74LS03NS is available in a 14-pin SOP (Small Outline Package) and also in other packages like SOIC and PDIP for different applications.

  3. What is the operating voltage range for the SN74LS03NS?

    The operating voltage range for the SN74LS03NS is from 4.75 V to 5.25 V.

  4. What is the operating temperature range for the SN74LS03NS?

    The operating temperature range for the SN74LS03NS is from 0°C to 70°C.

  5. What are the typical propagation delay times for the SN74LS03NS?

    The typical propagation delay times (tPLH, tPHL) for the SN74LS03NS are between 9 ns and 15 ns.

  6. Is the SN74LS03NS TTL compliant?
  7. What are some common applications of the SN74LS03NS?
  8. What is the significance of the open-collector output in the SN74LS03NS?

    The open-collector output allows for wired-AND logic, enabling multiple outputs to be connected together to perform a logical AND operation.

  9. How does the SN74LS03NS differ from other NAND gate ICs?

    The SN74LS03NS differs in its low power consumption and high noise immunity, making it suitable for a wide range of digital logic applications.

  10. Where can I find detailed specifications and datasheets for the SN74LS03NS?

    Detailed specifications and datasheets can be found on the Texas Instruments website or through authorized distributors like Digi-Key, Mouser, and Avnet.

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