STMicroelectronics 74ACT244 Octal Buffer/Line Driver
The 74ACT244 from STMicroelectronics is a high-speed CMOS octal buffer and line driver designed to interface with 5V systems. This device is equipped with eight non-inverting buffers/line drivers with 3-state outputs. It is an ideal choice for driving bus lines or buffer memory address registers due to its high performance and robust design.
Key Features
- High-Speed Operation: The 74ACT244 is capable of operating at high speeds, which makes it suitable for high-performance systems.
- Wide Operating Voltage Range: It supports a wide operating voltage range from 4.5V to 5.5V, providing flexibility for various applications and compatibility with 5V systems.
- Improved Output Drive Capability: With 24mA output drive at 5V, it can drive multiple loads simultaneously without performance degradation.
- 3-State Outputs: The device features 3-state outputs which can be placed in a high impedance state. This is particularly useful for shared bus configurations, allowing multiple devices to interface with the bus without conflict.
- Low Power Consumption: Its low power consumption makes it an energy-efficient choice for modern electronic applications.
- Input Hysteresis: The built-in hysteresis at input stages enhances noise margins and promotes stable operation.
Applications
The 74ACT244 is versatile and can be utilized in a variety of applications, including:
- Bus driver for high-speed data transmission
- Memory address driving in computer systems
- Buffer for inputs to CPUs, FPGAs, or other logic circuits
- Interface between mismatched logic levels
- Signal buffering for data communication equipment
Product Specifications
The 74ACT244 features a robust latch-up performance which exceeds 500mA on all inputs and outputs, and it is fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. The operating temperature range of the device is from -55°C to 125°C, ensuring reliable performance across a wide range of environmental conditions.
With its combination of speed, power efficiency, and versatile functionality, the STMicroelectronics 74ACT244 is a reliable and practical solution for a wide array of electronic applications.
