DM74S280N
- Created at: 2023-10-28 02:44:33 , by WikiIC
- Updated at: 2023-10-28 02:44:33
- Views: 7
DM74S280N
Product Overview
- Category: Integrated Circuit (IC)
- Use: Digital Logic
- Characteristics: High-speed, 9-bit parity generator/checker
- Package: DIP (Dual In-line Package)
- Essence: Parity generation and checking for digital systems
- Packaging/Quantity: Available in tubes of 25 units or reels of 2,500 units
Specifications
- Logic Family: TTL (Transistor-Transistor Logic)
- Supply Voltage: 5V
- Operating Temperature: -55°C to +125°C
- Propagation Delay: 10 ns (typical)
- Power Dissipation: 400 mW (max)
- Pin Count: 14
Detailed Pin Configuration
- GND (Ground)
- A0 (Input A0)
- A1 (Input A1)
- A2 (Input A2)
- A3 (Input A3)
- A4 (Input A4)
- A5 (Input A5)
- A6 (Input A6)
- A7 (Input A7)
- P (Parity Output)
- C (Carry Output)
- G1 (Enable Input)
- G2A (Enable Input)
- VCC (Supply Voltage)
Functional Features
- Generates odd or even parity bit for a 9-bit input data
- Checks the parity of a 9-bit input data and provides a carry output
- Supports both active-high and active-low enable inputs
- Provides reliable parity generation and checking for digital systems
Advantages and Disadvantages
Advantages: - High-speed operation - Compact DIP package for easy integration - Wide operating temperature range - Low power dissipation
Disadvantages: - Limited to 9-bit parity generation/checking - Requires external enable inputs for operation
Working Principles
The DM74S280N is a TTL integrated circuit that performs parity generation and checking. It operates on a 9-bit input data and generates an odd or even parity bit based on the input. The chip also checks the parity of the input data and provides a carry output.
The enable inputs (G1 and G2A) control the operation of the IC. When both enable inputs are high, the chip is enabled and performs the parity generation or checking. The generated parity bit is available at the P pin, while the carry output is provided at the C pin.
Detailed Application Field Plans
The DM74S280N can be used in various digital systems where parity generation and checking are required. Some potential application fields include:
- Data transmission systems: Ensuring data integrity during transmission by adding parity bits.
- Memory systems: Checking the integrity of stored data by verifying parity.
- Error detection and correction systems: Identifying and correcting errors using parity information.
Detailed and Complete Alternative Models
- SN74LS280: Similar functionality with improved speed and lower power consumption.
- CD74HC280: CMOS version with higher noise immunity and wider supply voltage range.
- MC74ACT280: Advanced CMOS version with faster propagation delay and lower power dissipation.
(Note: These alternative models may have different pin configurations and package types.)
Word count: 346 words
List 10 common questions and answers related to the application of DM74S280N in technical solutions
Sure! Here are 10 common questions and answers related to the application of DM74S280N in technical solutions:
Question: What is DM74S280N?
- Answer: DM74S280N is a specific type of integrated circuit (IC) that functions as a 9-bit parity generator/checker.Question: What is the purpose of DM74S280N?
- Answer: The purpose of DM74S280N is to generate or check parity bits for error detection in digital systems.Question: How does DM74S280N generate parity bits?
- Answer: DM74S280N generates parity bits by examining the input data bits and producing an output bit that represents the parity of the input bits.Question: Can DM74S280N be used in both parallel and serial data transmission systems?
- Answer: No, DM74S280N is typically used in parallel data transmission systems where multiple data bits are transmitted simultaneously.Question: What is the maximum number of data bits that DM74S280N can handle?
- Answer: DM74S280N can handle up to 9 data bits, including the parity bit.Question: How does DM74S280N check for errors?
- Answer: DM74S280N checks for errors by comparing the received data bits with the generated parity bit. If they don't match, an error is detected.Question: Can DM74S280N correct errors?
- Answer: No, DM74S280N is only capable of detecting errors. It does not have error correction capabilities.Question: What is the power supply voltage range for DM74S280N?
- Answer: The power supply voltage range for DM74S280N is typically between 4.75V and 5.25V.Question: Is DM74S280N a commonly used IC in technical solutions?
- Answer: Yes, DM74S280N is a commonly used IC in various technical solutions that require error detection in parallel data transmission.Question: Are there any specific precautions to consider when using DM74S280N?
- Answer: It is important to ensure proper power supply voltage, avoid exceeding the maximum ratings, and follow the recommended operating conditions provided in the datasheet for optimal performance and reliability of DM74S280N.
- https://chipmlcc.ru/product/details/on-semiconductor/dm74s280n.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
- https://www.chipmlcc.com/product/details/on-semiconductor/dm74s280n.html [PDF download, circuit diagram, pin configuration, detailed specifications, and more electronic component spot channels.]
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