Encyclopedia Entry: 74F676SPC

Product Overview

Category

The 74F676SPC belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in digital electronics for various applications, including data storage and retrieval.

Characteristics

• The 74F676SPC is a high-speed, 16-bit register with parallel input and output capabilities.
• It operates on a wide voltage range, typically between 4.5V and 5.5V.
• This IC offers excellent noise immunity and low power consumption.
• It is designed to provide reliable performance in demanding environments.

Package

The 74F676SPC is available in a standard 20-pin plastic small outline package (SOIC).

Essence

The essence of the 74F676SPC lies in its ability to store and transfer digital information efficiently and reliably.

Packaging/Quantity

This IC is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage High: 2.0V (min), 0.8V (max)
• Input Voltage Low: 0.8V (min), 0.4V (max)
• Output Voltage High: 2.4V (min), VCC - 0.5V (max)
• Output Voltage Low: 0.5V (min), 0.1V (max)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74F676SPC features a total of 20 pins, each serving a specific function. Here is a detailed pin configuration:

1. CLR (Clear) - Clear input pin
2. D0-D15 (Data Inputs) - Parallel data input pins
3. CLK (Clock) - Clock input pin
4. OE (Output Enable) - Output enable input pin
5. Q0-Q15 (Data Outputs) - Parallel data output pins
6. GND (Ground) - Ground reference pin
7. VCC (Supply Voltage) - Positive supply voltage pin

Functional Features

• Parallel Data Storage: The 74F676SPC can store 16 bits of digital information in parallel.
• Parallel Data Retrieval: It allows the retrieval of stored data in parallel format.
• Clear Function: The clear input (CLR) allows the user to reset the register to a known state.
• Clock Control: The clock input (CLK) synchronizes the data transfer operations.
• Output Enable: The output enable input (OE) controls the activation of the data outputs.

Advantages and Disadvantages

Advantages

• High-Speed Operation: The 74F676SPC offers fast data storage and retrieval capabilities.
• Wide Voltage Range: It can operate within a broad voltage range, providing flexibility in various applications.
• Noise Immunity: This IC exhibits excellent noise immunity, ensuring reliable performance in noisy environments.
• Low Power Consumption: The 74F676SPC is designed to minimize power consumption, making it suitable for battery-powered devices.

Disadvantages

• Limited Data Width: The 74F676SPC can only store and retrieve 16 bits of data at a time, which may be insufficient for certain applications requiring larger data widths.
• Package Size: The 20-pin SOIC package may not be suitable for space-constrained designs.

Working Principles

The 74F676SPC operates based on the principles of digital logic circuits. It utilizes flip-flops and combinational logic to store and transfer data. The clock signal controls the timing of data transfers, while the clear input allows for resetting the register to a known state.

Detailed Application Field Plans

The 74F676SPC finds applications in various fields, including:

1. Data Communication Systems: It can be used in data routers, switches, and network equipment for efficient data handling.
2. Microprocessor Systems: The IC can serve as a buffer or temporary storage for data exchanged between microprocessors and peripherals.
3. Industrial Automation: It is suitable for controlling and monitoring digital signals in industrial automation systems.
4. Test and Measurement Equipment: The 74F676SPC can be utilized in test and measurement devices for data acquisition and analysis.

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the 74F676SPC. Some notable alternatives include:

1. 74HC676: This IC provides comparable features with a lower power consumption but operates at a slightly slower speed.
2. 74LS676: It offers similar functionality but operates at a lower voltage range and has higher power consumption.
3. 74ACT676: This model combines high-speed operation with low power consumption, making it