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MC74LCX257DTR2 from ON,ON Semiconductor

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MC74LCX257DTR2

Manufacturer: ON, MOT

Low-Voltage CMOS Quad 2-Input Multiplexer

Partnumber Manufacturer Quantity Availability
MC74LCX257DTR2 ON, MOT 69998 In Stock

Description and Introduction

Low-Voltage CMOS Quad 2-Input Multiplexer # MC74LCX257DTR2: A High-Performance Quad 2-Input Multiplexer for Modern Electronics  

In the fast-evolving world of digital electronics, selecting the right components is critical to ensuring efficiency, speed, and reliability in circuit design. The **MC74LCX257DTR2** stands out as a high-performance **quad 2-input multiplexer** designed to meet the demands of modern low-voltage applications. With its advanced CMOS technology and optimized architecture, this component offers an excellent balance of power efficiency and signal integrity, making it a preferred choice for engineers working on high-speed data routing and signal selection.  

## Key Features and Benefits  

### **Low-Voltage Operation**  
The MC74LCX257DTR2 operates at a **supply voltage range of 2.0V to 3.6V**, making it ideal for battery-powered and portable devices. Its compatibility with both 3.3V and lower-voltage systems ensures seamless integration into mixed-voltage environments without requiring additional level-shifting circuitry.  

### **High-Speed Performance**  
With **propagation delays as low as 4.5ns**, this multiplexer supports high-speed data switching, making it suitable for applications requiring rapid signal routing. Whether used in communication systems, computing devices, or embedded systems, the MC74LCX257DTR2 ensures minimal latency and reliable performance.  

### **Low Power Consumption**  
Designed with **low-power CMOS technology**, this component minimizes energy consumption without compromising speed. Its reduced power dissipation makes it an excellent choice for energy-sensitive applications, extending battery life in portable electronics.  

### **3-State Outputs for Bus Interface**  
The MC74LCX257DTR2 features **3-state outputs**, allowing multiple devices to share a common bus without interference. This capability is particularly useful in data transmission systems, memory addressing, and microprocessor-based designs where efficient bus management is essential.  

### **Robust Noise Immunity**  
Engineered to resist noise and signal degradation, this multiplexer ensures stable operation even in electrically noisy environments. Its **5V-tolerant inputs** provide additional flexibility, enabling interfacing with higher-voltage logic families when necessary.  

### **Compact and Space-Efficient**  
Available in a **TSSOP-16 package**, the MC74LCX257DTR2 is optimized for space-constrained PCB layouts. Its compact footprint allows for high-density circuit designs, making it suitable for modern electronics where miniaturization is a priority.  

## Applications  

The versatility of the MC74LCX257DTR2 makes it an excellent fit for a wide range of applications, including:  
- **Data routing and selection** in digital communication systems  
- **Memory address decoding** in computing and embedded systems  
- **Signal multiplexing** in industrial automation and control systems  
- **Battery-powered devices** requiring efficient power management  
- **High-speed logic circuits** where low propagation delay is critical  

## Conclusion  

The **MC74LCX257DTR2** is a high-performance, low-voltage quad 2-input multiplexer that delivers speed, efficiency, and reliability in modern digital designs. Its combination of low power consumption, high-speed operation, and robust noise immunity makes it a dependable choice for engineers seeking a compact yet powerful solution for signal routing and data selection. Whether used in consumer electronics, industrial systems, or communication devices, this component ensures optimal performance while meeting the demands of next-generation circuit designs.  

For engineers and designers looking for a reliable multiplexer that balances performance with power efficiency, the **MC74LCX257DTR2** is a compelling option worth considering.

Application Scenarios & Design Considerations

Low-Voltage CMOS Quad 2-Input Multiplexer

Alternative Part Number

  • SN74LVC257APWR --: Quad 2-to-1 multiplexer with 3-state outputs in the same LVC logic family, pin-compatible TSSOP package and widely available as a direct functional replacement.
  • 74LCX257MTCX --: Same LCX low-voltage CMOS logic family and identical multiplexer function, offered in TSSOP package with matching electrical characteristics.
  • SN74LVC257AQPWRQ1 --: Automotive-qualified quad 2-to-1 mux with 3-state outputs, same LVC family and pinout, suitable when higher reliability or wider temperature range is needed.
  • 74LVC257APW --: Equivalent LVC-series quad 2-input multiplexer with 3-state outputs, same function and TSSOP footprint, offered by a major logic supplier.

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