STMicroelectronics M54HC195D - High-Speed CMOS Logic 4-Bit Parallel-Access Shift Register

The M54HC195D is a high-speed integrated circuit from STMicroelectronics, designed to offer efficient and reliable performance in digital systems. This 4-bit parallel-access shift register is part of the HC (high-speed CMOS) family, known for combining the low power advantages of the CMOS technology with the high speed of TTL devices. The M54HC195D is a versatile component suitable for a wide range of applications in digital logic systems, including computers, communication devices, and control systems.

Constructed with silicon gate C2MOS technology, the M54HC195D provides a robust solution for data storage and transfer. It features a 4-bit parallel register that allows for simultaneous parallel input and output operations. This shift register is capable of shifting data in both left and right directions, giving designers flexibility in data manipulation and enhancing the efficiency of the data handling process.

The M54HC195D operates over a wide voltage range, typically from 2V to 6V, making it compatible with various logic levels and enabling it to interface with other logic families seamlessly. Its high-speed performance is characterized by a typical shift frequency of up to 50MHz, which is essential for applications requiring rapid data processing.

Key features of the M54HC195D include:

• 4-bit parallel access shift register
• Bidirectional shifting capability
• High-speed performance with typical shift frequency of 50MHz
• Low power consumption characteristic of CMOS technology
• Wide operating voltage range (2V to 6V)
• Direct overriding clear (master reset) function
• Outputs with high current sinking capability (8mA at 0.5V)
• Pin and function compatible with 54 series TTL logic

The M54HC195D is available in standard packaging options, ensuring ease of integration into various circuit designs. Its high current sinking capability allows for direct driving of LEDs or other display elements, making it a practical choice for visual output applications.

In summary, the STMicroelectronics M54HC195D is a high-performance, flexible solution for digital systems requiring reliable parallel data storage and bidirectional shifting functions. Its high-speed operation, combined with the efficiency of CMOS technology, makes it an ideal choice for a multitude of electronic applications.