STMicroelectronics M74HC147RM13TR: 10-to-4 Line Priority Encoder

The M74HC147RM13TR from STMicroelectronics is a high-speed CMOS 10-to-4 line priority encoder designed for integration into a wide array of digital systems. This integrated circuit is a crucial component for applications requiring the conversion of 10 different input signals into a simplified 4-bit binary representation. The M74HC147RM13TR is particularly useful in situations where priority encoding is necessary, such as interrupt systems, where the highest priority signal needs to be identified among several active inputs.

Featuring a compact surface-mount package, the M74HC147RM13TR is optimized for high-density mounting and is well-suited for modern, space-constrained electronic assemblies. The device operates across a wide voltage range from 2V to 6V, making it compatible with various logic levels and suitable for interfacing with both TTL and CMOS technologies.

Key features of the M74HC147RM13TR include:

• Logic Family: CMOS
• 10-line to 4-line priority encoding capability
• Standard output polarity
• Wide operating voltage range: 2V to 6V
• Low quiescent current consumption
• High noise immunity characteristic of CMOS technology
• Output drive capability: 10 LSTTL loads
• Surface-mount package: SO-16

The M74HC147RM13TR's priority encoding function simplifies complex input data by providing a binary representation of the highest order active input, making it invaluable in reducing the number of lines needed to transmit multiple signals. Its low power consumption and high noise immunity ensure reliable performance in a variety of challenging operating environments.

STMicroelectronics' commitment to quality and performance is evident in the M74HC147RM13TR, making it a preferred choice for designers looking for a robust and efficient priority encoder for their digital systems. Whether it's used in microprocessor-based systems, computer control applications, or signal data selectors, this encoder offers a reliable and straightforward solution for complex data management.