STMicroelectronics

74LX1G04STR

74LX1G04STR Description

The 74LX1G04STR is a single-channel CMOS inverter gate from STMicroelectronics' 74LX series, designed for low-voltage digital applications. Packaged in a compact SOT23-5 surface-mount form factor, it operates across a wide supply voltage range of 1.65V to 5.5V, making it versatile for mixed-voltage systems. With a 4.2ns propagation delay at 5V and 50pF load, it ensures high-speed signal processing while maintaining low power consumption (10µA max quiescent current). This device is ROHS3 compliant and REACH unaffected, adhering to environmental standards.

74LX1G04STR Features

• High-Speed Performance: Optimized for low propagation delay (4.2ns @ 5V) and symmetrical drive strength (32mA output current).
• Wide Voltage Range: Supports 1.65V–5.5V operation, ideal for battery-powered and multi-voltage designs.
• Low Power Consumption: Quiescent current ≤10µA enhances energy efficiency.
• Compact & Reliable: SOT23-5 package saves board space; MSL1 (Unlimited) moisture sensitivity ensures handling ease.
• Robust Compliance: Meets ROHS3 and EAR99 standards for global deployment.

74LX1G04STR Applications

• Portable Electronics: Voltage-level shifting in smartphones, wearables, and IoT devices due to low power and wide voltage range.
• Signal Conditioning: Inverting logic signals in sensor interfaces or clock distribution networks.
• Power Management: Integration in power sequencing circuits for MCUs/FPGAs.
• Space-Constrained Designs: Ideal for high-density PCBs in automotive infotainment or industrial control systems.

Conclusion of 74LX1G04STR

The 74LX1G04STR excels in balancing speed, power efficiency, and miniaturization, making it a superior choice for modern digital systems. Its wide voltage compatibility and high noise immunity address challenges in mixed-signal environments, while the obsolete status may require design alternatives for new projects. Engineers should evaluate lifecycle options but can leverage its performance in legacy or cost-sensitive applications.