STMicroelectronics

74AC08MTR

74AC08MTR Description

The 74AC08MTR from STMicroelectronics is a quad 2-input AND gate IC belonging to the 74AC series, designed for high-speed logic operations. It features four independent AND gates, each with two inputs, housed in a 14-pin SOIC package and supplied in Tape & Reel (TR) for automated assembly. Operating within a 2V to 6V supply range, it delivers low propagation delay (7.5ns @ 5V, 50pF) and symmetrical output drive (24mA sink/source current), making it suitable for high-performance digital systems.

74AC08MTR Features

• High-Speed Operation: Optimized for low propagation delay (7.5ns @ 5V), ensuring rapid signal processing.
• Wide Voltage Range (2V–6V): Compatible with 3.3V and 5V logic systems, offering design flexibility.
• Low Power Consumption: Quiescent current of 2µA (max) minimizes standby power loss.
• Strong Output Drive: 24mA output current supports direct interfacing with bus lines and heavy loads.
• Robust Input Tolerance: High-noise immunity with input thresholds of 0.9V–1.65V (Low) and 2.1V–3.85V (High).
• RoHS3 & REACH Compliant: Environmentally friendly and suitable for modern electronics.

74AC08MTR Applications

• Digital Signal Processing: Ideal for arithmetic logic units (ALUs) and data routing in microcontrollers.
• Communication Systems: Used in signal conditioning and error detection circuits.
• Industrial Control: Reliable for PLC I/O interfacing due to noise immunity.
• Embedded Systems: Suitable for battery-powered devices thanks to low quiescent current.
• Automotive Electronics: Meets high-reliability demands in sensor and control modules.

Conclusion of 74AC08MTR

The 74AC08MTR is a high-performance AND gate IC offering speed, power efficiency, and robust drive capability, making it ideal for digital logic, embedded systems, and industrial applications. Though marked obsolete, its balanced specifications ensure continued relevance in legacy designs. Engineers benefit from its wide voltage compatibility, strong outputs, and reliability, positioning it as a dependable choice for high-speed logic integration.