STMicroelectronics

74AC32MTR

74AC32MTR Description

The 74AC32MTR is a 14-SO packaged integrated circuit (IC) manufactured by STMicroelectronics, categorized under Gates and Inverters. This IC is an OR gate with 4 channels and 2 inputs per channel, designed for high-speed digital applications. Despite being classified as obsolete, it still offers robust performance and reliability in certain applications.

74AC32MTR Features

• Logic Type: OR Gate, providing a high output when at least one input is high.
• Series: 74AC, known for its high-speed performance.
• Max Propagation Delay: 7.5ns @ 5V, 50pF, ensuring quick signal processing.
• Voltage - Supply: 2V ~ 6V, offering flexibility in power supply requirements.
• Input Logic Levels: Low (0.9V ~ 1.65V) and High (2.1V ~ 3.85V), accommodating a wide range of input voltages.
• Current - Quiescent (Max): 2 µA, indicating low power consumption.
• Current - Output High, Low: 24mA, 24mA, capable of driving moderate loads.
• Mounting Type: Surface Mount, suitable for PCB assembly.
• Package: Tape & Reel (TR), facilitating automated placement in production.
• REACH Status: REACH Unaffected, compliant with European chemical regulations.
• RoHS Status: ROHS3 Compliant, adhering to environmental standards.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating no sensitivity to moisture, which is beneficial for storage and handling.

74AC32MTR Applications

The 74AC32MTR is ideal for applications requiring high-speed digital logic functions, such as:

• Data Processing Systems: Due to its fast propagation delay, it can be used in systems where quick data processing is crucial.
• Telecommunications Equipment: For signal routing and logic operations in communication devices.
• Automotive Electronics: In control units where multiple inputs need to be combined using OR logic.
• Industrial Control Systems: For logic operations in environments where reliability and speed are paramount.

Conclusion of 74AC32MTR

While the 74AC32MTR is considered obsolete, it remains a viable option for applications that do not require the latest technology but demand reliability, speed, and compliance with environmental standards. Its unique features, such as low power consumption and wide input voltage range, make it suitable for a variety of digital logic applications where high-speed performance is essential. Despite the obsolescence, the 74AC32MTR continues to offer value in specific use cases where its performance benefits outweigh the need for newer technology.