CD74HC423M96G4
Product Overview
- Category: Integrated Circuit
- Use: Logic Gates
- Characteristics: High-Speed CMOS, Dual Retriggerable Monostable Multivibrator
- Package: SOIC-16
- Essence: The CD74HC423M96G4 is a dual retriggerable monostable multivibrator integrated circuit. It is part of the HC family of high-speed CMOS logic gates.
- Packaging/Quantity: Available in reels of 2500 units
Specifications
- Supply Voltage: 2V to 6V
- Propagation Delay: 15 ns (typical)
- Operating Temperature Range: -40°C to +85°C
- Output Current: ±25mA
- Input Capacitance: 3.5pF (typical)
Pin Configuration
The CD74HC423M96G4 has a total of 16 pins arranged as follows:
___________
| |
1 | 2 16 | VCC
3 | 4 14 | Q1
5 | 6 12 | Q2
7 | 8 10 | GND
9 | 10 11 | REXT
13 | 14 3 | CLR
15 | 16 2 | A
|___________|
Functional Features
- Dual retriggerable monostable multivibrator with independent trigger and reset inputs.
- Each monostable can be triggered by either a positive or negative edge on the input signal.
- Retriggering is possible during the output pulse width.
- Output pulse width can be adjusted using an external resistor and capacitor.
Advantages
- High-speed operation due to CMOS technology.
- Dual monostable design allows for independent timing control.
- Retriggering capability provides flexibility in pulse generation applications.
- Wide operating voltage range allows for compatibility with various systems.
Disadvantages
- Limited output current may restrict use in certain high-power applications.
- Input capacitance may affect signal integrity in high-frequency circuits.
- Requires external components (resistor and capacitor) for pulse width adjustment.
Working Principles
The CD74HC423M96G4 operates as a dual retriggerable monostable multivibrator. When triggered by an input signal, it generates a fixed-width output pulse. The pulse width can be adjusted using an external resistor and capacitor connected to the REXT pin. The device can be retriggered during the output pulse width, allowing for flexible pulse generation.
Application Field Plans
The CD74HC423M96G4 finds applications in various fields, including:
- Timing and synchronization circuits
- Pulse generation and shaping
- Frequency division and counting
- Delay circuits
- Control systems
Alternative Models
Here are some alternative models that offer similar functionality:
- SN74HC123N
- MC14538B
- CD4098BE
- 74HCT123D
- HEF4538BP
These alternatives can be considered based on specific requirements and availability.
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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af CD74HC423M96G4 i tekniske løsninger
Sure! Here are 10 common questions and answers related to the application of CD74HC423M96G4 in technical solutions:
Q: What is CD74HC423M96G4? A: CD74HC423M96G4 is a high-speed CMOS logic dual retriggerable monostable multivibrator (one-shot) integrated circuit.
Q: What are the key features of CD74HC423M96G4? A: Some key features include wide operating voltage range, low power consumption, high noise immunity, and compatibility with TTL inputs.
Q: How can CD74HC423M96G4 be used in technical solutions? A: It can be used for various applications such as pulse shaping, time delay generation, frequency division, and synchronization.
Q: What is the operating voltage range of CD74HC423M96G4? A: The operating voltage range is typically between 2V and 6V.
Q: Can CD74HC423M96G4 be used with TTL inputs? A: Yes, CD74HC423M96G4 is compatible with TTL inputs, making it suitable for interfacing with other logic families.
Q: What is the maximum propagation delay of CD74HC423M96G4? A: The maximum propagation delay is typically around 20 ns.
Q: Does CD74HC423M96G4 have any built-in protection features? A: Yes, it has built-in diode clamps to minimize the effects of electrostatic discharge (ESD).
Q: Can CD74HC423M96G4 operate in harsh environments? A: CD74HC423M96G4 is not specifically designed for harsh environments, so it is recommended to use appropriate precautions if operating in such conditions.
Q: What is the package type of CD74HC423M96G4? A: CD74HC423M96G4 is available in a small-outline integrated circuit (SOIC) package.
Q: Are there any application notes or reference designs available for CD74HC423M96G4? A: Yes, Texas Instruments provides application notes and reference designs that can help with the implementation of CD74HC423M96G4 in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet information and application requirements.