The MC74HC4538AN is a high-performance, dual precision monostable multivibrator fabricated with silicon gate CMOS technology from ON Semiconductor. It significantly improves upon the standard 4538 series of monostable multivibrators by offering lower power consumption, higher speed operation, and enhanced input noise immunity. This precision device is designed to be triggered from either edge of an input pulse, providing versatility for a range of timing configurations.

Key Features

• Wide Operating Voltage Range: The MC74HC4538AN operates effectively over a wide voltage range from 2V to 6V, making it suitable for various applications, from battery-powered devices to industrial systems.
• High Speed: With a typical propagation delay of only 18ns, this component ensures rapid response to input signals, an essential feature for timing-critical applications.
• Low Power Consumption: Its CMOS technology ensures low power dissipation, which is crucial for energy-sensitive designs.
• Retriggerable/Non-Retriggerable Operation: This multivibrator can be configured for both retriggerable and non-retriggerable operations, offering flexibility for a wide range of pulse generation tasks.
• Output Pulse Width Control: The pulse width of the outputs can be controlled by external timing components (resistors and capacitors), allowing precise adjustments to meet specific requirements.
• Enhanced Input Noise Immunity: The device boasts improved noise immunity on all inputs, reducing the risk of false triggering in noisy environments.

Applications

The MC74HC4538AN is a versatile component that can be used in numerous applications, including:

• Timing circuits
• Delayed pulse generation
• Industrial controls
• Waveform shaping
• Sequential timing

Quality and Reliability

ON Semiconductor is committed to providing high-quality products, and the MC74HC4538AN is no exception. It is designed and manufactured to meet the stringent requirements of the industrial and consumer markets, ensuring reliability and performance.