Texas Instruments

CD40147BPWR

CD40147BPWR Description

The CD40147BPWR is a priority encoder integrated circuit (IC) from Texas Instruments, part of the 4000B series. This obsolete component is designed for surface-mount applications and features a 16-TSSOP package. It operates on a single supply voltage ranging from 3V to 18V, making it versatile for various power supply configurations. The CD40147BPWR has one independent circuit with a 10:4 encoding ratio, enabling efficient data processing and prioritization. It is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met. The moisture sensitivity level (MSL) is 1 (unlimited), indicating robustness against moisture exposure. The IC provides a maximum output current of 6.8mA for both high and low states, ensuring reliable signal transmission. Packaged in tape and reel (TR), the CD40147BPWR is suitable for automated assembly processes.

CD40147BPWR Features

• Priority Encoding: The CD40147BPWR efficiently encodes 10 input lines into 4 output lines, prioritizing higher-order inputs, which is crucial for systems requiring hierarchical data handling.
• Wide Voltage Range: Operating from 3V to 18V, this IC is adaptable to various power supply scenarios, enhancing its usability across different electronic systems.
• Surface-Mount Technology (SMT): The surface-mount package allows for compact and reliable integration into modern printed circuit boards (PCBs), reducing space requirements and improving thermal performance.
• Single Supply Operation: Simplifies power supply design, as it requires only a single voltage source, reducing complexity and cost.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and regulatory standards.
• Robust Packaging: The 16-TSSOP package, combined with an MSL of 1 (unlimited), ensures the IC is resilient to moisture and suitable for a wide range of operating conditions.
• High Output Current: Capable of delivering 6.8mA for both high and low outputs, ensuring strong signal integrity and compatibility with various downstream components.

CD40147BPWR Applications

The CD40147BPWR is ideal for applications requiring efficient data prioritization and encoding. Its unique features make it suitable for:

• Digital Systems: In digital circuits where multiple input signals need to be prioritized and encoded into fewer output lines, such as in multiplexers and demultiplexers.
• Control Systems: For encoding control signals in embedded systems, ensuring that critical commands are processed first.
• Communication Systems: In data transmission systems where signal prioritization is necessary to manage bandwidth and ensure timely processing of high-priority data.
• Automotive Electronics: For encoding sensor data in automotive applications, where reliability and robustness against environmental factors are paramount.
• Industrial Automation: In industrial control systems where multiple sensors or inputs need to be encoded and prioritized for efficient processing.

Conclusion of CD40147BPWR

The CD40147BPWR from Texas Instruments is a versatile priority encoder IC that offers significant benefits in terms of functionality and performance. Its wide voltage range, surface-mount packaging, and robust environmental compliance make it suitable for a variety of applications. Despite being obsolete, the CD40147BPWR remains a reliable choice for systems requiring efficient data prioritization and encoding. Its high output current and single supply operation further enhance its performance, making it a valuable component in modern electronic designs.