Encyclopedia Entry: 74AC86SC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Gate
• Characteristics: Quad 2-input XOR gate
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: XOR (Exclusive OR) gate functionality
• Packaging/Quantity: Available in reels or tubes, quantity varies based on manufacturer

Specifications

• Logic Family: Advanced CMOS (Complementary Metal-Oxide-Semiconductor)
• Supply Voltage: 2V to 6V
• Operating Temperature: -40°C to +85°C
• Propagation Delay: Typically 5.5 ns at 5V
• Input Capacitance: 3 pF
• Output Current: ±24 mA
• Output Voltage: 0V to Vcc

Detailed Pin Configuration

The 74AC86SC IC has a total of 14 pins, numbered as follows:

__ __ A1 -| 1 14 |- Vcc B1 -| 2 13 |- C1 A2 -| 3 12 |- B2 B2 -| 4 11 |- A3 Y1 -| 5 10 |- B3 Y2 -| 6 9 |- A4 GND -| 7 8 |- Y3 |_________|

Functional Features

• The 74AC86SC is a quad 2-input XOR gate, which means it can perform exclusive OR operations on two input signals.
• It operates within the advanced CMOS logic family, providing high-speed performance and low power consumption.
• The IC has a wide supply voltage range of 2V to 6V, making it compatible with various digital systems.
• It offers a propagation delay of typically 5.5 ns at 5V, ensuring fast and efficient signal processing.
• The output current capability of ±24 mA allows for driving external loads without the need for additional buffer circuits.

Advantages and Disadvantages

Advantages: - High-speed operation due to advanced CMOS technology. - Low power consumption, making it suitable for battery-powered devices. - Wide supply voltage range provides flexibility in different applications. - Compact SOIC package allows for easy integration into circuit boards.

Disadvantages: - Limited number of XOR gates (4) compared to other ICs with more inputs. - Output current may not be sufficient for driving heavy loads.

Working Principles

The 74AC86SC operates based on the principles of exclusive OR (XOR) logic. It compares two input signals and produces an output signal that is high (logic 1) only when the inputs differ. If both inputs are the same (both 0 or both 1), the output will be low (logic 0). This functionality makes it useful in various digital systems, such as data encryption, error detection, and arithmetic operations.

Detailed Application Field Plans

The 74AC86SC can be applied in a wide range of fields, including: 1. Digital communication systems 2. Computer networks 3. Microprocessor-based systems 4. Data encryption and decryption 5. Error detection and correction 6. Arithmetic and logical operations

Detailed and Complete Alternative Models

Some alternative models to the 74AC86SC include: - 74HC86: Similar quad 2-input XOR gate, but operates within the HC (High-Speed CMOS) logic family. - CD4070: Quad 2-input XOR gate from the CD4000 series, which uses the older CMOS technology. - SN74LS86: Quad 2-input XOR gate from the LS (Low-Power Schottky) logic family, offering different characteristics.

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