SN74HC244QDWRG4Q1 - Texas Instruments

The SN74HC244QDWRG4Q1 is a high-grade, automotive-compliant octal buffer and line driver designed to provide high-speed, low-power operation while maintaining the robustness required for automotive applications. Manufactured by Texas Instruments, this integrated circuit is part of the 74HC family, which is well-known for its high current drive capabilities and compatibility with most logic families.

Constructed with an advanced silicon-gate CMOS technology, the SN74HC244QDWRG4Q1 offers a balance of speed and power consumption, making it an ideal choice for interfacing with bus lines in a system. This device has two separate enable inputs that control four buffers each, allowing for greater flexibility in application use. The outputs can drive up to 15 LSTTL loads, which is beneficial when a significant amount of current is needed on the bus lines.

The SN74HC244QDWRG4Q1 operates over a wide voltage range from 2V to 6V and features inputs that are compatible with a variety of voltage levels, ensuring that it can be used in systems with different logic levels without the need for level shifting. This is particularly useful in mixed-voltage systems where interfacing between different logic families is required.

Designed for automotive applications, this device meets the rigorous standards set by the automotive industry, including extended temperature ranges and enhanced reliability. It is available in a wide-body SOIC package (DW) which is designed for improved thermal performance and space-saving on the PCB.

Key features of the SN74HC244QDWRG4Q1 include:

• Octal Bus Buffer with 3-State Outputs
• Wide Operating Voltage Range of 2V to 6V
• High-Current Drive Capability (±6-mA Output Drive at 5V)
• Automotive Grade Product with Enhanced System Reliability
• Low Power Consumption, 20-µA Max ICC
• Low Input Current of 1 µA Max
• Individual 3-State Controls for Each Four Buffers
• Widebody SOIC-20 Package for Improved Heat Dissipation

Whether it's being used for bus management, signal buffering, or driving heavier loads within an automotive environment, the SN74HC244QDWRG4Q1 from Texas Instruments stands out as a reliable and versatile component that engineers can depend on for their high-performance automotive applications.