SN74F27DR - Texas Instruments

Manufacturer Part Number

SN74F27DR

Manufacturer

Texas Instruments

Introduction

The SN74F27DR is a triple 3-input positive-NOR gate designed for 4.5V to 5.5V VCC operation.

Product Features and Performance

Triple 3-input NOR gate

High-speed performance

Fast switching with 5ns max propagation delay at 5V, 50pF load

Standard supply voltage range of 4.5V to 5.5V

Low input logic level of 0.8V for logic low

High input logic level of 2V for logic high

Capable of driving 20mA output current

Suitable for operating temperatures from 0°C to 70°C

Product Advantages

Robust logic gate functionality

Increased circuit flexibility with three individual 3-input gates

Compatibility with a wide range of supply voltages

Reliable performance for industrial temperature ranges

High-speed operation for responsive circuit designs

Key Technical Parameters

Logic Type: NOR Gate

Number of Circuits: 3

Number of Inputs: 3

Voltage - Supply: 4.5V ~ 5.5V

Current - Output High, Low: 1mA, 20mA

Max Propagation Delay @ V, Max CL: 5ns @ 5V, 50pF

Input Logic Level - Low: 0.8V

Input Logic Level - High: 2V

Quality and Safety Features

Built to industry standards for logic gates

Consistent performance adhering to Texas Instruments' quality control

Compatibility

Compatible with 14-SOIC surface mount footprint

Suitable for Tape & Reel (TR) packaging for automated assembly

Application Areas

Digital signal processing

Computing

Data storage

Industrial electronics

Communication systems

Product Lifecycle

Product Status: Active

No reported discontinuation or pending obsolescence

Several Key Reasons to Choose This Product

High reliability and industry-standard performance by Texas Instruments

Fast switching capability suitable for high-speed applications

Ideal for circuit designs requiring multiple 3-input NOR gates

Easy integration into systems with SOIC mounting and standard logic levels

Proven Texas Instruments quality for consistent and dependable operation