The TC74HC85AP is a 4-bit magnitude comparator manufactured by Toshiba Semiconductor and Storage. It is a high-speed CMOS logic device that compares two 4-bit binary or BCD words and determines whether one is greater than, less than, or equal to the other. This device is commonly used in digital systems for arithmetic operations, data sorting, and address decoding.

Applications

• Digital comparators
• Arithmetic logic units (ALUs)
• Data sorting
• Address decoding
• Process control systems
• Instrumentation

Features

• 4-Bit Magnitude Comparison: Compares two 4-bit words (A and B).
• Three Output States: Provides outputs for A>B, A
• Cascadable: Can be cascaded to compare words of longer lengths.
• High-Speed Operation: Offers fast comparison times.
• Wide Operating Voltage Range: Operates from 2V to 6V.
• Low Power Consumption: CMOS technology ensures low power dissipation.
• DIP-16 Package: Standard package for easy integration into circuit boards.

Benefits

• Efficient Comparison: Provides a simple and efficient way to compare two 4-bit words.
• Versatile Application: Suitable for a wide range of digital comparison applications.
• Expandable: Can be cascaded to handle larger word sizes.
• High Performance: Offers fast comparison speeds for demanding applications.
• Low Power: Minimizes power consumption, making it suitable for battery-powered devices.
• Easy Integration: The standard DIP-16 package simplifies integration into existing and new designs.

Technical Specifications

The TC74HC85AP operates with a supply voltage range of 2V to 6V. The propagation delay time (tpd) is typically 15 ns at VCC = 5V. The quiescent current (Icc) is typically 4 μA. The operating temperature range is -40°C to +85°C. The package is a DIP-16 (Plastic Dual In-Line Package with 16 pins).

This magnitude comparator is designed to provide a reliable and efficient solution for comparing digital data. Its combination of speed, versatility, and low power consumption makes it a valuable component in a wide range of digital systems.