SN74LS20DR - Texas Instruments

Manufacturer Part Number

SN74LS20DR

Manufacturer

Texas Instruments

Introduction

The SN74LS20DR is a dual 4-input NAND gate from Texas Instruments' 74LS series.

Product Features and Performance

Dual 4-input NAND gate configuration

Offers typical power dissipation of 19mW

Operates across a voltage supply range of 4.75V to 5.25V

High-level input voltage of 2V, low-level input voltage of 0.8V

Propagation delay time of 15ns at 5V with a 15pF load

Product Advantages

Low quiescent current of 800µA maximizes power efficiency

High output current capability (400µA high, 8mA low) for driving connected components

Available in Tape & Reel packaging for efficient assembly processes

Key Technical Parameters

Voltage - Supply: 4.75V ~ 5.25V

Current - Quiescent (Max): 800 µA

Current - Output High, Low: 400µA, 8mA

Input Logic Level - Low: 0.8V

Input Logic Level - High: 2V

Max Propagation Delay @ V, Max CL: 15ns @ 5V, 15pF

Operating Temperature: 0°C ~ 70°C

Quality and Safety Features

Uses tried and tested 74LS logic technology

Operates reliably within standard temperatures ranges of 0°C to 70°C

Compatibility

Compatible with other 74LS logic family components

Mounting Type: Surface Mount

Can be incorporated into existing systems with 14-SOIC device packaging

Application Areas

Suitable for a wide range of applications including logic circuit design, computing, data processing, and instrumentation

Product Lifecycle

Active product status, with ongoing manufacture and no approaching discontinuation

Components are usually available with replacements and upgrades in the 74LS logic family

Key Reasons to Choose This Product

The SN74LS20DR from Texas Instruments is reliable, with a trusted manufacturer in the semiconductor industry

Offers efficient power consumption, a key consideration for battery-powered or energy-sensitive devices

High output current allowing for driving multiple loads or interfacing with other logic components

Fast propagation delay to ensure responsive circuit operation

Surface-mount package compatible with modern PCB manufacturing processes

Comes in high-volume packaging options, suitable for mass production requirements

Part of the historically robust 74LS logic family, ensuring long-term availability and support