The 74HCT123D is a high-speed Si-gate CMOS device and is pin compatible with Low-power Schottky TTL (LSTTL). Manufactured by NXP Semiconductors, this integrated circuit is part of the 74HCT family, known for its robustness and compatibility with TTL integrated circuits.

Key Features

• Dual Retriggerable Monostable Multivibrator: The 74HCT123D contains two independent channels, each capable of functioning as a retriggerable/resettable multivibrator.
• Wide Supply Voltage Range: It operates on a supply voltage range from 4.5 V to 5.5 V, making it suitable for a variety of applications.
• High Noise Immunity: The device features a high noise immunity characteristic of CMOS devices, which is equivalent to 50% of the supply voltage (VCC).
• Low Power Consumption: Balancing speed and power, this IC has a typical low power consumption of 40 μA, which is ideal for power-sensitive designs.
• Output Pulse Width Control: By connecting an external resistor and capacitor, users can adjust the output pulse width, providing versatility in timing applications.

Applications

The 74HCT123D is utilized in a wide range of applications, including:

• Timing circuits
• Waveform generation
• Sequential logic operations
• Pulse shaping
• Industrial controls

Technical Specifications

Some of the technical specifications of the 74HCT123D include:

• Logic Family: HCT
• Logic Type: Monostable Multivibrator
• Number of Pins: 16
• Mounting Type: Surface Mount
• Package Type: SOIC
• Operating Temperature Range: -40°C to +125°C

Quality and Reliability

The 74HCT123D is designed to meet the stringent requirements of the electronics industry, providing reliability and performance. NXP's commitment to quality ensures that this device is a dependable choice for designers and engineers looking for a monostable multivibrator solution.