Product Overview: SN74LS85DRE4 by Texas Instruments

The SN74LS85DRE4 is a high-performance 4-bit magnitude comparator designed and manufactured by Texas Instruments (TI), a leader in semiconductor solutions. This integrated circuit is part of the 74LS family, which is known for its low-power Schottky technology, offering a perfect blend of speed and power efficiency.

Key Features

• Logic Type: 4-bit Magnitude Comparator
• Supply Voltage: Typically 5V (4.75V to 5.25V)
• Operating Temperature: 0°C to 70°C
• Package / Case: SOIC-16
• Logic Family: LS
• Propagation Delay Time: Approximately 18ns at 5V, 25°C
• Output Current: -0.4mA / 8mA

Functionality

The SN74LS85DRE4 compares two 4-bit binary, BCD, or other monotonic codes and presents the results of the comparison on the output pins. It offers cascading capabilities for comparisons of words greater than four bits. The device features three outputs (A>B, A=B, A

Applications

This comparator is suitable for a wide range of applications in computing and digital systems. It is commonly used in:

• Binary comparisons
• Serial and parallel data processing
• Computers and controllers
• Sorting and decision-making circuits

Quality and Reliability

Texas Instruments is renowned for its commitment to quality and the SN74LS85DRE4 is no exception. It is designed to meet the stringent requirements of the industrial market. The device is RoHS compliant and is delivered in a tape and reel packaging for automated assembly processes.

Ordering and Packaging

The SN74LS85DRE4 is available for order in a 16-pin SOIC package, providing a compact footprint for space-constrained applications. TI provides comprehensive technical support and documentation, ensuring ease of integration and a smooth design-in process for engineers.