The 74HC/LS153 is a high-performance dual 4-to-1 data selector/multiplexer IC designed for efficient digital signal routing in advanced electronic systems. Built using High-Speed CMOS (HC) and Low-Power Schottky TTL (LS) technologies, it delivers fast switching speeds, low power consumption, and excellent noise immunity, ensuring stable and reliable operation in modern logic designs.
The LS variant incorporates Schottky transistor technology to minimize propagation delay and enhance switching efficiency, while the HC version provides ultra-low quiescent current and a wide operating voltage range from 2V to 6V. This gives it a clear advantage over traditional TTL-only multiplexer series, offering improved energy efficiency and compatibility with mixed-voltage digital systems.
With two independent 4-to-1 multiplexers in a single IC, the 74HC/LS153 enables efficient data selection and signal routing, reducing component count and simplifying circuit design. Its optimized internal architecture ensures stable signal integrity, low thermal loss, and long-term operational reliability, even in continuous industrial applications.
Available in both DIP and SOP package types, the device offers flexibility for prototyping, compact PCB layouts, and high-volume production designs.
Key Features & Applications (Combined)
- Dual 4-to-1 data selector/multiplexer
- Operating voltage range: 2V to 6V (HC), 5V TTL compatible (LS)
- High-speed switching with low propagation delay
- Schottky TTL technology for improved performance (LS version)
- Low power CMOS operation (HC version)
- High noise immunity and stable signal routing
- Two independent multiplexers in one IC
- Available in DIP and SOP packages
Applications:
- Digital signal routing and selection systems
- Microprocessor and microcontroller interfacing
- Data communication and control systems
- Industrial automation and logic control circuits
- Embedded systems and embedded switching networks
- Signal multiplexing in instrumentation systems
- General-purpose digital electronics applications
