Product Overview: 74HCT393D Dual 4-bit Binary Ripple Counter

The 74HCT393D, manufactured by NXP Semiconductors, is a high-speed Si-gate CMOS device that belongs to the 74HCT family. This integrated circuit is designed to operate with the functionality of a dual 4-bit binary ripple counter. Each counter features a master reset input (nMR) and a clock input (nCP).

Key Features

• Dual 4-bit binary counting: The 74HCT393D contains two independent 4-bit counters that can be used in various counting applications.
• Asynchronous Master Reset: The master reset input allows for the immediate clearing of the counter, resetting all outputs to a low level without the need for a clock pulse.
• High-Speed Performance: This device is designed for high-speed operation, making it suitable for quick counting applications.
• CMOS Technology: The use of CMOS technology ensures low power consumption and reduces the risk of generating heat during operation.
• Compatibility: The 74HCT393D is compatible with TTL levels, allowing for easy integration into systems that use TTL logic.
• Standard Pin Configuration: The device comes in a standard SO-14 package, which is a small-outline package that is widely used and easy to work with.

Applications

The 74HCT393D is versatile and can be utilized in a wide range of applications, including:

• Industrial control systems
• Frequency dividers
• Timers and counters
• Computers and computer systems
• Embedded systems

Technical Specifications

Some of the technical specifications of the 74HCT393D include:

• Supply Voltage Range: 4.5V to 5.5V
• Input Level: TTL level
• Output Level: CMOS level
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: Typically 18 ns
• Power Dissipation Capacitance: Typically 45 pF

The NXP 74HCT393D is a reliable and efficient solution for designers looking for a dual 4-bit counter with high-speed operation and low power consumption. Its industry-standard packaging and compatibility with TTL levels make it an excellent choice for a variety of digital applications.