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Encyclopedia Entry: 74F821SC
Product Overview
Category
The 74F821SC belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital logic devices.
Use
This IC is commonly used in electronic circuits for various applications, including data processing, signal manipulation, and control systems.
Characteristics
- The 74F821SC is a high-speed, 10-bit buffer/line driver.
- It operates on a supply voltage range of 4.5V to 5.5V.
- This IC offers a wide operating temperature range of -40°C to +85°C, making it suitable for diverse environments.
- It features a compact size and low power consumption, making it ideal for portable electronic devices.
Package
The 74F821SC is available in a small outline integrated circuit (SOIC) package. The SOIC package provides ease of handling and compatibility with standard PCB manufacturing processes.
Essence
The essence of the 74F821SC lies in its ability to amplify and drive digital signals effectively, ensuring reliable transmission within electronic circuits.
Packaging/Quantity
The 74F821SC is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.
Specifications
- Supply Voltage Range: 4.5V to 5.5V
- Operating Temperature Range: -40°C to +85°C
- Logic Family: 74F
- Number of Bits: 10
- Input/Output Type: Buffer/Line Driver
- Package Type: SOIC
Detailed Pin Configuration
The 74F821SC has a total of 20 pins, each serving a specific function within the circuit. The pin configuration is as follows:
- Pin 1: Output 0
- Pin 2: Output 1
- Pin 3: Output 2
- Pin 4: Output 3
- Pin 5: Output 4
- Pin 6: Output 5
- Pin 7: Output 6
- Pin 8: Output 7
- Pin 9: Output 8
- Pin 10: Output 9
- Pin 11: GND (Ground)
- Pin 12: Enable
- Pin 13: Input 0
- Pin 14: Input 1
- Pin 15: Input 2
- Pin 16: Input 3
- Pin 17: Input 4
- Pin 18: Input 5
- Pin 19: VCC (Supply Voltage)
- Pin 20: NC (No Connection)
Functional Features
- The 74F821SC provides high-speed buffering and line driving capabilities for digital signals.
- It offers a wide operating voltage range, allowing compatibility with various power supply systems.
- This IC incorporates internal circuitry to ensure reliable signal transmission and minimize noise interference.
- It features an enable pin that allows for easy control of the output state.
Advantages and Disadvantages
Advantages
- High-speed operation enables efficient data processing.
- Compact size and low power consumption make it suitable for portable devices.
- Wide operating temperature range ensures versatility in different environments.
- Reliable signal amplification and driving capabilities enhance overall circuit performance.
Disadvantages
- Limited number of bits (10) may not be sufficient for certain applications requiring higher precision or larger data sizes.
- Availability and pricing may vary depending on the supplier and market demand.
Working Principles
The 74F821SC operates based on the principles of digital logic. It receives digital input signals and amplifies them to drive corresponding output lines. The enable pin allows for control over the output state, enabling or disabling signal transmission.
Detailed Application Field Plans
The 74F821SC finds applications in various fields, including: 1. Data communication systems 2. Microprocessor-based systems 3. Industrial automation 4. Instrumentation and measurement equipment 5. Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the 74F821SC include: - 74HC821: High-speed CMOS logic family - SN74LS821: Low-power Schottky TTL logic family - CD4082: CMOS dual 4-input AND gate
These alternative models can be considered based on specific project requirements, availability, and compatibility with existing circuit designs.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 74F821SC in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of 74F821SC in technical solutions:
Q: What is the 74F821SC? A: The 74F821SC is a specific type of integrated circuit (IC) chip that belongs to the 74F series of logic gates.
Q: What is the purpose of the 74F821SC? A: The 74F821SC is a 10-bit D-type flip-flop with 3-state outputs, commonly used for data storage and transfer in digital circuits.
Q: What voltage levels does the 74F821SC support? A: The 74F821SC operates at a supply voltage range of 4.5V to 5.5V.
Q: How many flip-flops are there in the 74F821SC? A: The 74F821SC contains 10 individual flip-flops, each capable of storing one bit of data.
Q: Can I cascade multiple 74F821SC chips together? A: Yes, you can cascade multiple 74F821SC chips to increase the number of bits stored or transferred.
Q: What is the maximum clock frequency supported by the 74F821SC? A: The 74F821SC can operate at a maximum clock frequency of 100 MHz.
Q: How do I connect inputs and outputs to the 74F821SC? A: Inputs and outputs of the 74F821SC are connected using standard digital logic levels (high/low) and appropriate power supply connections.
Q: Can the 74F821SC drive external loads directly? A: No, the 74F821SC requires additional buffer or driver circuits to drive external loads.
Q: What are the typical applications of the 74F821SC? A: The 74F821SC is commonly used in digital systems for data storage, shift registers, counters, and other sequential logic applications.
Q: Are there any specific precautions while using the 74F821SC? A: It is important to ensure proper power supply decoupling and avoid exceeding the maximum voltage and current ratings specified in the datasheet.
Please note that these answers are general and may vary depending on the specific requirements and implementation of the 74F821SC in a given technical solution.