STMicroelectronics

M74HC123RM13TR

M74HC123RM13TR Description

The M74HC123RM13TR is a monostable multivibrator IC designed for surface-mount applications, offering high performance and reliability. Manufactured by STMicroelectronics, this device is part of the 74HC series, known for its robustness and compatibility with a wide range of digital systems. The M74HC123RM13TR features a propagation delay of 22 ns, ensuring rapid signal processing and response times. It operates within a supply voltage range of 2 V to 6 V, making it suitable for various power supply configurations. The IC includes two independent circuits, providing flexibility for multiple applications within a single package. Despite its obsolescence, the M74HC123RM13TR remains a valuable component for specific legacy systems and specialized applications.

M74HC123RM13TR Features

• Propagation Delay: 22 ns, ensuring fast and efficient signal processing.
• Logic Type: Monostable, ideal for generating single pulses or timing intervals.
• Supply Voltage: 2 V to 6 V, offering compatibility with a wide range of power supplies.
• Independent Circuits: Two independent monostable circuits, providing dual functionality in a single package.
• Mounting Type: Surface Mount, suitable for compact and high-density PCB designs.
• Output Current: 5.2 mA for both high and low states, ensuring robust signal drive capabilities.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating high resistance to moisture and environmental factors.
• Compliance: ROHS3 Compliant and REACH Unaffected, ensuring environmental safety and regulatory adherence.
• Packaging: Tape & Reel (TR), facilitating automated assembly processes and bulk handling.

M74HC123RM13TR Applications

The M74HC123RM13TR is particularly well-suited for applications requiring precise timing and pulse generation. Its monostable operation makes it ideal for:

• Timing Circuits: Generating precise timing intervals for control and synchronization purposes.
• Pulse Generation: Creating single pulses in response to trigger signals, useful in digital communication and control systems.
• Debouncing: Eliminating switch bounce in digital input circuits, ensuring clean and reliable signal transitions.
• Legacy Systems: Supporting older systems where the M74HC123RM13TR's specific characteristics are required for compatibility and functionality.

Conclusion of M74HC123RM13TR

The M74HC123RM13TR, despite being obsolete, remains a reliable and versatile monostable multivibrator IC. Its fast propagation delay, wide supply voltage range, and dual independent circuits make it a valuable component for specific applications where precise timing and pulse generation are critical. The surface-mount package and compliance with environmental regulations further enhance its suitability for modern electronics manufacturing. While newer alternatives may offer additional features, the M74HC123RM13TR continues to serve as a dependable choice for engineers working with legacy systems or specialized timing requirements.