M74HC74B1R - STMicroelectronics

Manufacturer Part Number

M74HC74B1R

Manufacturer

stmicroelectronics

Introduction

The M74HC74B1R is a high-speed CMOS dual D-type flip-flop logic device designed for general purpose applications.

Product Features and Performance

Dual D-type flip-flop configuration

Complementary outputs

Positive edge-triggered mechanism

Clock frequency of 67 MHz

Maximum propagation delay of 26ns at 6V, 50pF

Supply voltage range from 2V to 6V

Low quiescent current of 2 µA

High operating temperature range from -55°C to 125°C

Product Advantages

Robust performance with high-speed operation

Suitable for high-temperature applications

Minimal power consumption in idle state

Simple integration due to through-hole mounting

Key Technical Parameters

Number of Elements: 2

Number of Bits per Element: 1

Clock Frequency: 67 MHz

Max Propagation Delay: 26ns @ 6V, 50pF

Voltage Supply: 2V ~ 6V

Current Output High, Low: 5.2mA, 5.2mA

Input Capacitance: 5 pF

Operating Temperature Range: -55°C ~ 125°C

Quality and Safety Features

Ensures reliable operation through wide temperature and voltage ranges

Compatibility

Through Hole Mounting using 14-DIP package compatible with standard PCB designs

Application Areas

Used in digital logic circuits, counters, registers in various electronic applications

Product Lifecycle

Currently marked as Obsolete

Check for available replacements or upgrades due to discontinuation status

Several Key Reasons to Choose This Product

High-speed operation suitable for advanced digital logic applications

Dual flip-flop functionality increases circuit design flexibility

Low power consumption ideal for power-sensitive applications

Wide operating temperature range accommodates extreme environmental conditions

Obsolescence status necessitates consideration for future replacement or upgrade planning