ON Semiconductor MC74LCX157DR2G Multiplexer

The ON Semiconductor MC74LCX157DR2G is a high-performance, quad 2-input multiplexer integrated circuit from the LCX family, designed for use in applications requiring high-speed data routing and signal multiplexing. This device operates with a 2V to 3.6V supply voltage, making it suitable for interfacing with 3.3V logic levels while maintaining 5V tolerant inputs, which allows for a mixed-voltage system environment.

Featuring a 5Ω series resistor in each input, the MC74LCX157DR2G helps to reduce ringing and overshoot, thereby enhancing signal integrity and reducing noise. This attribute makes it an excellent choice for telecommunications, computing, and high-speed networking applications where maintaining signal quality is paramount.

The multiplexer comes in a compact SOIC-16 package, which is space-efficient and ideal for densely packed PCBs. It has a low on-state resistance, fast propagation delays, and low power consumption, ensuring efficient operation within your electronic systems. The device is also characterized for operation from -40°C to +85°C, making it suitable for industrial environments and other settings with challenging temperature conditions.

The MC74LCX157DR2G offers the following features:

• High-speed multiplexing capability
• Low quiescent power dissipation
• 5V tolerant inputs for interfacing with higher voltage logic levels
• Power-down high impedance inputs and outputs
• Support for live insertion and withdrawal (partial power-down)
• Multiple package options for design flexibility
• Latch-up performance exceeds 500mA per EIA/JESD 78, Class II standards
• ESD performance:
  • Human Body Model: >2000V
  • Machine Model: >200V

With its robust design and advanced features, the MC74LCX157DR2G from ON Semiconductor is an ideal choice for designers looking to implement a reliable and efficient multiplexing solution in their digital systems. Whether you're working on high-speed data acquisition, signal routing, or need a versatile switching component, this multiplexer offers the performance and flexibility required for a variety of complex electronic applications.