onsemi

MC74LCX32DTR2

MC74LCX32DTR2 Description

The MC74LCX32DTR2 from onsemi is a quad 2-input OR gate IC designed for low-voltage, high-speed digital logic applications. Part of the 74LCX series, it operates within a 2V to 3.6V supply range, making it ideal for mixed-voltage systems. With a max propagation delay of 5.5ns @ 3.3V, 50pF, it ensures efficient signal processing in high-performance circuits. The device features 4 independent OR gates, each with 2 inputs, and is packaged in a 14-pin TSSOP for surface-mount assembly. Its low quiescent current (10 µA max) and 24mA output drive capability enhance power efficiency while maintaining robust signal integrity.

MC74LCX32DTR2 Features

• Low-Voltage Operation: Supports 2V–3.6V for compatibility with modern low-power systems.
• High-Speed Performance: 5.5ns propagation delay ensures rapid signal transmission.
• Balanced Output Drive: 24mA sink/source current for strong noise immunity.
• Low Power Consumption: 10 µA max quiescent current minimizes energy usage.
• Surface-Mount Design: 14-TSSOP package (Tape & Reel) for automated PCB assembly.
• Wide Input Tolerance: 0.7V–0.8V (Low) / 1.7V–2V (High) for flexible interfacing.
• REACH & RoHS Compliant: Environmentally friendly and unrestricted for global use.

MC74LCX32DTR2 Applications

• Battery-Powered Devices: Ideal for portable electronics due to low-voltage operation.
• Data Communication Systems: High-speed OR logic for signal routing and processing.
• Industrial Control Systems: Reliable performance in PLCs and sensor interfaces.
• Consumer Electronics: Used in smart devices, wearables, and IoT modules.
• Automotive Electronics: Suitable for infotainment and low-voltage control circuits.

Conclusion of MC74LCX32DTR2

The MC74LCX32DTR2 stands out for its low-voltage adaptability, high-speed operation, and robust output drive, making it a versatile choice for modern digital designs. While marked as obsolete, its performance metrics remain competitive for legacy or cost-sensitive projects. Engineers benefit from its low power consumption, compact packaging, and reliable logic integration, particularly in mixed-voltage and space-constrained applications. For systems requiring efficient OR gate functionality, this IC delivers a proven balance of speed and efficiency.