Low−Voltage CMOS 16−Bit Buffer With 5 V−Tolerant Inputs and Outputs (3−State, Non−Inverting) # **MC74LCX16244DTG: A High-Performance 16-Bit Buffer/Line Driver with 5V-Tolerant Inputs**
In today’s fast-paced digital systems, efficient signal buffering and line driving are essential for maintaining signal integrity and reducing propagation delays. The **MC74LCX16244DTG** is a high-performance, low-voltage 16-bit buffer and line driver designed to meet the demands of modern electronics. With its advanced CMOS technology, this component ensures reliable operation while minimizing power consumption, making it an excellent choice for a wide range of applications.
## **Key Features and Benefits**
### **1. Low-Voltage Operation with 5V Tolerance**
The MC74LCX16244DTG operates at a supply voltage range of **2.0V to 3.6V**, making it ideal for low-power and battery-operated devices. Despite its low-voltage operation, it features **5V-tolerant inputs**, allowing seamless interfacing with higher-voltage logic circuits without requiring additional level-shifting components.
### **2. High-Speed Performance**
With propagation delays as low as **3.5 ns**, this buffer/line driver ensures fast signal transmission, making it suitable for high-speed data buses and memory interfaces. Its balanced output impedance minimizes signal reflections, enhancing signal integrity in high-frequency applications.
### **3. Robust Output Drive Capability**
The device provides **±24 mA output drive**, enabling it to drive heavily loaded bus lines while maintaining signal strength. This makes it well-suited for applications such as memory addressing, data buffering, and peripheral interfacing in embedded systems.
### **4. Power-Saving Design**
The MC74LCX16244DTG incorporates **low-power CMOS technology**, significantly reducing static power dissipation. Additionally, it features **partial power-down protection**, ensuring that outputs remain in a high-impedance state when disabled, preventing unwanted current flow.
### **5. Enhanced Noise Immunity**
Engineered with **bus-hold inputs**, the device retains the last valid logic state when inputs are left floating, eliminating the need for external pull-up or pull-down resistors. This feature enhances noise immunity and simplifies PCB design.
## **Applications**
The MC74LCX16244DTG is widely used in systems requiring high-speed, low-power signal buffering and line driving, including:
- **Memory modules and data buses**
- **Networking and telecommunications equipment**
- **Industrial control systems**
- **Consumer electronics and IoT devices**
- **Automotive and aerospace electronics**
## **Package and Availability**
The MC74LCX16244DTG is housed in a **TSSOP-48 package**, offering a compact footprint for space-constrained designs while ensuring efficient thermal performance. Its industry-standard pinout ensures easy integration into existing circuit layouts.
## **Conclusion**
For engineers and designers seeking a reliable, high-speed buffer/line driver with low-voltage operation and 5V-tolerant inputs, the **MC74LCX16244DTG** delivers exceptional performance. Its combination of speed, power efficiency, and robust drive capability makes it a versatile solution for a variety of digital systems. Whether used in data communication, embedded computing, or industrial automation, this component ensures signal integrity and operational reliability in demanding environments.
By leveraging the advanced features of the MC74LCX16244DTG, developers can optimize their designs for both performance and power efficiency, making it a valuable addition to any high-speed digital application.
