onsemi

74LCX138BQX

74LCX138BQX Description

The 74LCX138BQX is a high-performance, low-voltage 1-of-8 decoder/demultiplexer from onsemi's 74LCX series, designed for surface-mount applications. Operating within a 2V to 3.6V supply range, it is optimized for modern low-power digital systems, making it ideal for battery-powered and portable devices. Housed in a compact 16DQFN package, this IC delivers robust performance with 24mA output current (both high and low), ensuring reliable signal distribution in high-speed logic circuits. Compliant with ROHS3 and REACH standards, it is environmentally friendly and suitable for global markets.

74LCX138BQX Features

• Low-Voltage Operation: Supports 2V–3.6V supply, making it compatible with modern low-power designs.
• High Drive Capability: 24mA output current ensures strong signal integrity in bus-oriented systems.
• Single 3:8 Decoder/Demultiplexer: Efficiently routes one input to one of eight outputs, reducing component count.
• Surface-Mount Design: 16DQFN package saves PCB space and suits high-density layouts.
• Robust Performance: Moisture Sensitivity Level (MSL) 1 ensures reliability in varied environments.
• Low Power Consumption: Optimized for energy-efficient applications.
• RoHS3 & REACH Compliant: Meets stringent environmental and safety standards.

74LCX138BQX Applications

• Memory Address Decoding: Efficiently selects memory banks in microcontrollers and FPGAs.
• Data Routing Systems: Used in multiplexed bus architectures for signal distribution.
• Portable Electronics: Ideal for smartphones, tablets, and IoT devices due to low-voltage operation.
• Industrial Control Systems: Provides reliable logic decoding in automation and sensor networks.
• Automotive Electronics: Suitable for infotainment and control modules where low power and robustness are critical.

Conclusion of 74LCX138BQX

The 74LCX138BQX stands out as a versatile, low-voltage decoder/demultiplexer, combining high drive strength, compact packaging, and energy efficiency. Its wide supply range and compliance with environmental standards make it a preferred choice for modern digital systems, from consumer electronics to industrial controls. For engineers seeking a reliable, space-saving solution for logic decoding and signal routing, the 74LCX138BQX delivers exceptional performance and design flexibility.