SN74ACT244NSRG4

The SN74ACT244NSRG4 is a high-speed octal buffer/driver designed by Texas Instruments, part of their 74ACT series of logic devices. This component is particularly useful in digital circuits where signal buffering and driving capabilities are required.

Key Features:

1. Functionality: The SN74ACT244 is an octal buffer/driver, meaning it has eight independent channels that can be used to buffer or drive signals. It is designed to provide high-speed operation and can be used to increase the drive capability of signals in a circuit.

2. Logic Levels: The device operates with a supply voltage range of 4.5V to 5.5V, making it compatible with standard TTL and CMOS logic levels. It is designed to work with both 3.3V and 5V systems, providing flexibility in various applications.

3. High-Speed Performance: The SN74ACT244 features fast propagation delays, typically around 5 ns at 5V, which allows for high-speed data transmission in digital circuits. This makes it suitable for applications requiring quick signal processing.

4. Output Drive Capability: The outputs of the SN74ACT244 can drive up to 64 mA, making it capable of driving multiple loads or long traces without significant signal degradation. This is particularly important in applications where signal integrity is critical.

5. Input/Output Configuration: The device has a tri-state output configuration, allowing for multiple devices to share the same output line without interference. This is useful in bus systems where multiple devices may need to communicate over the same lines.

6. Thermal and Electrical Characteristics: The SN74ACT244 is designed to operate over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications. It also features low power consumption, which is beneficial for battery-operated devices.

7. Package Type: The SN74ACT244NSRG4 is available in a surface-mount SOIC (Small Outline Integrated Circuit) package, which is compact and suitable for modern PCB designs. The "NSR" in the part number indicates that it is a non-shrink version, while "G4" signifies that it is lead-free and compliant with RoHS standards.

8. Applications: This buffer/driver is commonly used in applications such as data communication, signal buffering, and interfacing between different logic families. It is also used in memory address decoding, bus driving, and other digital signal processing tasks.

Summary:

The SN74ACT244NSRG4 from Texas Instruments is a versatile and high-performance octal buffer/driver that provides reliable signal buffering and driving capabilities in a compact package. Its high-speed operation, robust output drive capability, and compatibility with various logic levels make it an ideal choice for a wide range of digital applications.