SN74AHC74D - Texas Instruments

Manufacturer Part Number

SN74AHC74D

Manufacturer

Texas Instruments

Introduction

The SN74AHC74D is part of Texas Instruments’ 74AHC series, designed for high-speed logic flip-flop applications, provided in a 14-SOIC package.

Product Features and Performance

D-Type flip-flop with set(preset) and reset functionality

Complementary outputs for versatility in applications

Two elements with a single bit per element

Capable of achieving clock frequencies up to 115 MHz

Maximum propagation delay of 6.1ns at 5V supply and 50pF load

Positive edge trigger type for precise control

Low current output (8mA) for high and low states

Operable within a wide voltage supply range (2V to 5.5V)

Exceptionally low quiescent current of 2 µA, enhancing power efficiency

Minimal input capacitance of 2 pF reducing loading effect

Product Advantages

High-speed operation suited for fast logic applications

Low power consumption ideal for battery-powered devices

Broad supply voltage range increases compatibility with various circuits

Reduced propagation delay helps in improving system performance

Designed for reliability in a wide range of environmental conditions

Key Technical Parameters

Clock Frequency: 115 MHz

Max Propagation Delay: 6.1ns @ 5V, 50pF

Output Current: 8mA, both High and Low

Supply Voltage: 2V ~ 5.5V

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Operates reliably over a broad temperature range (-40°C to 125°C)

Manufactured to meet high-quality standards of Texas Instruments

Compatibility

Compatible with 2V to 5.5V systems

Designed for easy surface mount application requiring minimal space

Application Areas

High-speed digital systems

Timing circuits

Computer systems

Communication systems

Product Lifecycle

Discontinued at Digi-Key, indicating it is nearing the end of its product lifecycle

Potential for finding replacements or upgrades through other distributors or directly from Texas Instruments

Several Key Reasons to Choose This Product

Offers high-speed operation capabilities essential for modern digital and timing applications

Low power consumption makes it ideal for use in power-sensitive designs

Wide voltage range and low input capacitance offer versatile compatibility with various system designs

Texas Instruments’ reputation for quality assures reliability and performance

Despite being discontinued at Digi-Key, alternatives may be available, ensuring support for existing designs