Encyclopedia Entry: 74VHC112SJX

Product Overview

Category

The 74VHC112SJX belongs to the category of integrated circuits (ICs) and specifically falls under the family of VHC logic devices.

Use

This IC is commonly used in digital electronic circuits for various applications, including data processing, signal manipulation, and control systems.

Characteristics

• High-speed operation: The 74VHC112SJX offers fast switching speeds, making it suitable for time-critical applications.
• Low power consumption: This IC is designed to minimize power consumption, making it energy-efficient.
• Wide operating voltage range: It can operate within a wide voltage range, typically between 2V and 5.5V.
• Noise immunity: The device has good noise immunity, ensuring reliable performance even in noisy environments.

Package and Quantity

The 74VHC112SJX is available in a small outline package (SOP) with 16 pins. It is commonly sold in reels or tubes containing multiple units, with typical quantities ranging from 250 to 2000 pieces per package.

Specifications

• Logic Family: VHC
• Number of Pins: 16
• Supply Voltage Range: 2V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Input Compatibility: TTL, CMOS
• Output Compatibility: CMOS
• Propagation Delay: <10 ns
• Maximum Clock Frequency: 100 MHz

Detailed Pin Configuration

The 74VHC112SJX features 16 pins, each serving a specific function. The pin configuration is as follows:

1. CLR (Clear)
2. CLK (Clock)
3. J (Data Input J)
4. K (Data Input K)
5. Q (Output Q)
6. GND (Ground)
7. Q (Output Q)
8. K (Data Input K)
9. J (Data Input J)
10. CLK (Clock)
11. CLR (Clear) 12-16. NC (No Connection)

Functional Features

The 74VHC112SJX is a dual negative-edge-triggered flip-flop with clear functionality. It offers the following key features:

• Dual flip-flop: The IC contains two independent flip-flops, allowing for simultaneous operation of multiple data inputs.
• Negative-edge triggering: The flip-flop triggers on the falling edge of the clock signal, ensuring accurate timing synchronization.
• Clear functionality: The device includes a clear input that resets the flip-flop to a known state when activated.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data processing. - Low power consumption contributes to energy efficiency. - Wide operating voltage range allows for versatile applications. - Good noise immunity ensures reliable performance.

Disadvantages: - Limited number of flip-flops per IC may restrict complex circuit designs. - Non-standard pin configuration may require additional attention during circuit layout.

Working Principles

The 74VHC112SJX operates based on the principles of digital logic circuits. It utilizes flip-flops to store and manipulate binary data. The clock signal triggers the flip-flop, while the data inputs control the stored values. The clear input resets the flip-flop to a predefined state.

Detailed Application Field Plans

The 74VHC112SJX finds application in various fields, including: 1. Microprocessor-based systems 2. Data communication systems 3. Industrial automation 4. Consumer electronics 5. Automotive electronics

Alternative Models

Several alternative models can be considered as substitutes for the 74VHC112SJX, depending on specific requirements. Some popular alternatives include: - 74HC112 - 74LS112 - CD4013 - SN74LS112

These alternatives offer similar functionality and can be used as drop-in replacements in many applications.

In conclusion, the 74VHC112SJX is a versatile integrated circuit that provides high-speed operation, low power consumption, and wide voltage range compatibility. Its dual flip-flop design with clear functionality makes it suitable for various digital electronic applications. While it has certain limitations, it remains a popular choice in the industry, with several alternative models available for specific needs.