MM74C85N

The MM74C85N is a 4-bit magnitude comparator IC designed to compare two 4-bit binary or BCD numbers and determine their relative magnitudes. It provides a versatile solution for digital system applications that require magnitude comparison operations.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• A0-A3: Inputs for the first 4-bit number
• B0-B3: Inputs for the second 4-bit number
• A>B: Output indicating A is greater than B
• A=B: Output indicating A is equal to B
• A
• VCC: Positive power supply
• GND: Power ground

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MM74C85N IC for a visual representation.

Key Features

• 4-Bit Magnitude Comparison: The MM74C85N allows comparison of two 4-bit numbers, providing flexible magnitude comparison capabilities.
• BCD and Binary Comparison: Supports comparison of both binary and BCD numbers, enhancing its versatility for different applications.
• Fast Operation: Offers fast comparison operation, enabling quick determination of relative magnitudes in digital systems.
• Wide Operating Voltage Range: Operates with a supply voltage ranging from 4.75V to 5.25V, compatible with a variety of digital circuits.

Note: For detailed technical specifications, please refer to the MM74C85N datasheet.

Application

• Arithmetic Logic Units: Suitable for use in arithmetic logic units where magnitude comparison of binary or BCD numbers is required.
• Control Systems: The MM74C85N can be used in digital control systems for comparison and decision-making operations.
• Numeric Control Systems: Ideal for numeric control systems that involve magnitude comparison of numerical data.

Functionality

The MM74C85N is a 4-bit magnitude comparator IC designed to compare two 4-bit binary or BCD numbers, providing a reliable and efficient solution for determining relative magnitudes in digital systems.

Usage Guide

• Inputs: Connect A0-A3 and B0-B3 to the 4-bit binary or BCD numbers to be compared.
• Power Supply: Connect VCC (Pin 8) to the positive power supply and GND (Pin 16) to ground.
• Outputs: A>B, A=B, and A

Frequently Asked Questions

Q: Can the MM74C85N handle both binary and BCD numbers?
A: Yes, the MM74C85N is capable of comparing both binary and BCD numbers, offering versatility in digital applications.

Q: Is the MM74C85N compatible with 5V systems?
A: Yes, the MM74C85N operates within the 4.75V to 5.25V supply range, making it compatible with 5V digital systems.