The 54AC574LMQBQS is an octal D-type flip-flop with 3-STATE outputs manufactured by National Semiconductor (now Texas Instruments). This device belongs to the advanced CMOS (AC) logic family, providing both high speed and low power consumption. It is intended for use in high-performance registers, buffer registers, and control memory registers in applications requiring enhanced quality and reliability.

Applications

• High-Performance Registers: Used in high-speed, low-power register applications.
• Buffer Registers: Functions as a buffer register to isolate and drive signals on data lines.
• Control Memory Registers: Integrated into control memory systems for data storage and retrieval.
• Data Storage: Suitable for temporary data storage in high-performance computing systems.
• Military and Aerospace Applications: Specifically designed and tested for use in demanding military and aerospace environments.

Features

• Octal D-Type Flip-Flops: Comprises eight individual D-type flip-flops.
• 3-STATE Outputs: Features 3-STATE outputs enabling easy interfacing with bus-oriented systems.
• High-Speed Operation: Delivers high-speed performance due to its advanced CMOS technology.
• Low Power Consumption: Offers low power consumption compared to older logic families.
• Military Temperature Range: Operates reliably over a wide military-standard temperature range.

Benefits

• Versatile Data Storage: Adaptable to various data storage needs in high-performance systems.
• Bus Compatibility: 3-STATE outputs simplify integration into bus-based architectures.
• High Performance: Provides both high speed and energy efficiency in one package.
• Reliable Operation: Engineered for dependable operation under harsh environmental conditions.
• Enhanced Quality: The 'QS' designation signifies stringent quality assurance and testing.

Additional Details

The 54AC574LMQBQS is commonly packaged in a ceramic DIP (Dual In-line Package) to ensure robustness. The 'LMQBQS' suffix indicates it has undergone specific screening and quality conformance inspections beyond standard military specifications. It operates on a 5V supply voltage and has minimal propagation delays. The 3-STATE outputs facilitate sharing data lines among multiple devices. This component is designed for applications where failure is not an option and a high level of reliability is paramount.