CD74AC280M96

Product Overview

Category: Integrated Circuit (IC)
Use: Digital Logic Design
Characteristics: High-speed, low-power, 9-bit parity generator/checker
Package: 20-pin SOIC (Small Outline Integrated Circuit)
Essence: Parity generator/checker IC for error detection in digital systems
Packaging/Quantity: Available in reels of 2500 units

Specifications

Supply Voltage: 2V to 6V
Operating Temperature Range: -40°C to +85°C
Logic Family: AC
Number of Inputs: 9
Number of Outputs: 1
Propagation Delay: 5.5 ns (typical)
Power Dissipation: 25mW (typical)

Detailed Pin Configuration

The CD74AC280M96 IC has a total of 20 pins. The pin configuration is as follows:

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)
A8 (Input A8)
VCC (Positive Power Supply)
O (Output)
P (Parity Output)
PE (Parity Enable)
G2 (Gate 2 Input)
G1 (Gate 1 Input)
G0 (Gate 0 Input)
CEP (Carry Enable Parallel)
CET (Carry Enable Terminal)
CCO (Carry Chain Output)

Functional Features

Generates/checks parity for 9-bit input data
Parity output indicates whether the number of high bits in the input is even or odd
Parity enable input allows the user to enable/disable the parity generation/checking
Carry enable inputs provide flexibility in cascading multiple ICs for larger word sizes
High-speed operation with low power consumption
Wide operating voltage range and temperature range

Advantages and Disadvantages

Advantages

High-speed operation enables real-time error detection in digital systems
Low-power consumption helps in reducing overall system power requirements
Wide operating voltage and temperature range make it suitable for various applications
Parity enable and carry enable inputs provide flexibility in system design

Disadvantages

Limited to 9-bit parity generation/checking, not suitable for larger word sizes
Requires external components for cascading multiple ICs

Working Principles

The CD74AC280M96 is a parity generator/checker IC that operates on 9-bit input data. It counts the number of high bits in the input and generates a parity bit as the output. The parity bit indicates whether the number of high bits is even or odd. The IC also provides inputs to enable/disable the parity generation/checking and carry enable inputs for cascading multiple ICs.

Detailed Application Field Plans

The CD74AC280M96 IC can be used in various applications where error detection is crucial. Some of the detailed application field plans include:

Data communication systems: Ensuring data integrity during transmission by detecting errors using parity checking.
Memory systems: Verifying data stored in memory to detect any corruption or errors.
Computer networks: Checking data packets for errors during transmission to ensure reliable communication.
Industrial control systems: Detecting errors in control signals to prevent malfunctions or accidents.
Automotive electronics: Verifying data integrity in automotive systems to ensure safe and reliable operation.

Detailed and Complete Alternative Models

CD74AC280E: 20-pin PDIP (Plastic Dual In-line Package) version of the CD74AC280M96 IC.
SN74AC280: Similar 9-bit parity generator/checker IC from Texas Instruments.
MC74AC280: Alternative 9-bit parity generator/checker IC from ON Semiconductor.

These alternative models provide similar functionality and can be used as replacements for the CD74AC280M96 IC in various applications.

Word count: 518 words

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi CD74AC280M96 dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of CD74AC280M96 in technical solutions:

Q: What is CD74AC280M96? A: CD74AC280M96 is a 9-bit magnitude comparator integrated circuit (IC) that can be used in various digital applications.
Q: What is the purpose of CD74AC280M96? A: The purpose of CD74AC280M96 is to compare two 9-bit binary numbers and determine their relative magnitudes.
Q: How does CD74AC280M96 work? A: CD74AC280M96 compares each corresponding bit of the two input numbers and generates output signals indicating whether one number is greater, equal, or less than the other.
Q: What voltage levels does CD74AC280M96 support? A: CD74AC280M96 operates with a supply voltage range of 2V to 6V, making it compatible with both TTL and CMOS logic families.
Q: Can CD74AC280M96 handle negative numbers? A: No, CD74AC280M96 is designed to compare positive binary numbers only. It does not support negative numbers.
Q: What is the maximum frequency at which CD74AC280M96 can operate? A: CD74AC280M96 has a maximum operating frequency of 100 MHz, allowing for high-speed digital applications.
Q: Can CD74AC280M96 be cascaded to compare larger numbers? A: Yes, multiple CD74AC280M96 ICs can be cascaded together to compare larger numbers by connecting the carry-out pin of one IC to the carry-in pin of the next.
Q: Does CD74AC280M96 have any built-in error detection or correction features? A: No, CD74AC280M96 is a basic magnitude comparator and does not include any error detection or correction capabilities.
Q: What are the typical applications of CD74AC280M96? A: CD74AC280M96 can be used in various digital systems such as arithmetic units, data processing circuits, control systems, and microcontrollers.
Q: Are there any specific precautions to consider when using CD74AC280M96? A: It is important to ensure proper power supply decoupling and signal conditioning to minimize noise and maintain signal integrity when using CD74AC280M96. Additionally, following the recommended operating conditions and voltage levels is crucial for reliable performance.

Please note that these answers are general and may vary depending on the specific requirements and implementation of CD74AC280M96 in different technical solutions.