The NXP 74F244 is a high-performance, octal buffer/line driver designed to offer a solution for driving bus lines or buffer memory address registers. This integrated circuit features eight non-inverting buffers with 3-state outputs, providing a versatile interface between a bus controller and the bus lines it drives.
Key Features:
- Logic Type: The 74F244 is an octal non-inverting buffer/line driver with 3-state outputs, which means it can drive eight separate lines, pass signals through unchanged, and enter a high-impedance state.
- Bus Interface Capability: With its 3-state outputs, the 74F244 can be connected directly to a bus, allowing for multiple devices to share the same bus lines without interference.
- High Drive: This device is capable of driving heavily loaded bus lines with high fan-out requirements, providing reliable signal integrity.
- Fast Propagation Delay: The 74F244 is designed for fast signal propagation, minimizing delay and improving system performance.
- Wide Operating Voltage: It operates over a wide voltage range, accommodating various logic levels and ensuring compatibility with a broad array of bus systems and logic devices.
Applications:
The NXP 74F244 is well-suited for a variety of applications, including:
- Buffering data lines in computers and peripherals
- Driving bus lines in bus-organized systems
- Memory address driving for high memory capacity systems
- Interfacing between different logic levels or signal domains
Technical Specifications:
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| High-Level Output Current (IOH) |
-15 mA |
| Low-Level Output Current (IOL) |
64 mA |
| Operating Temperature Range |
0°C to 70°C |
For detailed information, refer to the NXP 74F244 datasheet. The NXP 74F244 octal buffer/line driver is a robust and versatile component that enhances the performance and reliability of high-speed digital systems.