STMicroelectronics M74HC573B1R Octal Latch

The M74HC573B1R is a high-speed CMOS octal latch manufactured by STMicroelectronics, designed to provide robust performance in a wide range of digital applications. This integrated circuit features eight latches with three-state outputs for bus organized systems. It is a perfect choice for temporary storage of data, capturing and holding the data present on its inputs immediately upon the transition of the latch enable (LE) input to high.

Key Features

• High-Speed Performance: The M74HC573B1R operates at high speeds with a low power consumption, making it suitable for fast and efficient data handling in digital systems.
• Octal Latch with Three-State Outputs: The device contains eight latches with outputs that can be placed in a high impedance state, offering flexibility for bus-oriented applications.
• Wide Operating Voltage Range: It can function with a wide operating voltage range from 2V to 6V, accommodating various logic level requirements.
• Low Power Dissipation: Its CMOS technology ensures low power dissipation, which is critical for power-sensitive designs.
• Latch Enable (LE) Control: The LE input allows users to control the data capturing process with precision, making it easy to manage the flow of data within the system.
• Direct Latch Enable (LE) Input: The direct LE input simplifies the circuit design by allowing the latches to be directly controlled without additional gating.

Applications

The M74HC573B1R is versatile and can be used in a multitude of applications such as:

• Data storage and buffering
• Bus drivers with 3-state control
• Communication systems
• Microprocessor or microcontroller interface
• Industrial and consumer electronics

With its robust design and compatibility with JEDEC standard no. 7A requirements, the M74HC573B1R ensures reliable operation and connectivity with other digital components. Its DIP20 and SO20 packages provide flexibility for both through-hole and surface-mount PCB designs, making it a highly adaptable choice for designers and engineers looking for a high-quality octal latch solution.