The 74HCT423N is a high-speed Si-gate CMOS device that is part of NXP Semiconductors' 74HCT family. This integrated circuit is designed to provide dual retriggerable monostable multivibrators with clear and complementary outputs. It is a robust, versatile component that is widely used in timing, pulse shaping, and signal processing applications across various electronic systems.

Key Features

• Logic Type: Retriggerable Monostable Multivibrator
• Package Type: DIP-16 (Dual In-line Package)
• Supply Voltage Range: 4.5V to 5.5V
• Output Current: -25mA to 25mA
• Propagation Delay Time: Approximately 18ns
• Operating Temperature Range: -40°C to +125°C
• Compatibility: TTL input levels

Product Description

The 74HCT423N is a logic device that features two independent channels with retriggerable monostable multivibrators. Each multivibrator has an active LOW trigger input (nA), an active HIGH trigger input (nB), a clear input (nCLR), a complementary output (nQ), and an output (nQ̅).

One of the key attributes of the 74HCT423N is its retriggerable functionality, which allows the output pulse duration to be extended by applying additional input pulses within the initial pulse time. The clear input enables the immediate termination of the output pulse when required, providing a high degree of control over the timing operations.

Designed to operate with a 5V power supply, this device is capable of interfacing with TTL logic levels while maintaining the high noise immunity and low power consumption characteristic of CMOS devices. The 74HCT423N's fast propagation delay and balanced rise and fall times make it an excellent choice for high-frequency operation in digital systems.

With its industry-standard DIP-16 packaging, the 74HCT423N is easy to integrate into a wide range of electronic circuits. Its robust operating temperature range ensures reliability in even the most demanding environments.

Applications

The 74HCT423N is suitable for a variety of applications, including:

• Timing circuits
• Pulse generation
• Delayed timing functions
• Waveform shaping
• Signal processing

With its precision timing capabilities and compatibility with existing digital systems, the 74HCT423N from NXP is an essential component for designers looking to create reliable and efficient electronic solutions.