SN74HC21DR - Texas Instruments

Manufacturer Part Number

SN74HC21DR

Manufacturer

Texas Instruments

Introduction

Dual 4-Input AND Gate Integrated Circuit

Product Features and Performance

Two independent 4-input AND gates

Designed for 2V to 6V operation

Low power consumption

Product Advantages

High noise immunity

Balanced propagation delays

Key Technical Parameters

Logic Type: AND Gate

Number of Circuits: 2

Number of Inputs: 4

Voltage Supply: 2V ~ 6V

Current Quiescent (Max): 2 µA

Current Output High, Low: 5.2mA, 5.2mA

Input Logic Level Low: 0.5V ~ 1.8V

Input Logic Level High: 1.5V ~ 4.2V

Max Propagation Delay @ V, Max CL: 19ns @ 6V, 50pF

Quality and Safety Features

Compliance with RoHS and Green standards

Wide operating temperature range -40°C ~ 85°C

Compatibility

Compatible with TTL logic levels

Suitable for various digital applications

Application Areas

Telecom systems

Computers and peripherals

Instrumentation and control systems

Product Lifecycle

Product Status: Active

Not approaching discontinuation

Availability of replacements or upgrades maintained by Texas Instruments

Several Key Reasons to Choose This Product

Reliable performance and widespread industry adoption

Suitable for high-speed logic applications

Backed by Texas Instruments' robust support and documentation

Ideal for power-sensitive applications due to low quiescent current

Easy to integrate with a wide range of microcontrollers and digital systems

Available in a convenient surface-mount 14-SOIC package for compact PCB layouts