Product Overview: SN74LS440N - Texas Instruments

The SN74LS440N is a high-performance, octal buffer and line driver designed to meet the rigorous demands of high-speed data transmission systems. Manufactured by Texas Instruments, this integrated circuit is part of the 7400 series logic family, specifically in the Low-Power Schottky (LS) category. The device is characterized by its low power consumption and high speed, making it an ideal choice for interfacing between different logic families or driving heavy loads.

Key Features

• Logic Type: Octal Buffer/Line Driver
• Number of Channels: 8
• Output Current: -15mA / 24mA
• Supply Voltage Range: 4.75V to 5.25V
• Operating Temperature Range: 0°C to 70°C
• Package: PDIP-20 (Plastic Dual-In-Line Package)
• RoHS: Compliant

Applications

The SN74LS440N is versatile and can be used in a variety of applications. It is particularly useful in systems that require high current drive capability and need to maintain signal integrity across long distances or through capacitive loads. Common applications include:

• Interfacing between different logic levels
• Driving heavy loads such as relays, LEDs, and high-capacitance lines
• Bus drivers for high-speed data transmission systems
• Memory address drivers
• Backplane drivers

Quality and Reliability

Texas Instruments is known for its commitment to quality and reliability. The SN74LS440N is no exception, with rigorous testing and quality control measures in place to ensure consistent performance. This product is suitable for commercial-grade applications that require a dependable solution for data transmission and signal buffering.

Ordering and Packaging Information

The SN74LS440N is available in a 20-pin PDIP package and is sold in tube or tray quantities. For detailed ordering and shipping information, customers should consult the Texas Instruments website or contact their local sales office.