The LPC47N350-NU is a highly integrated Super I/O controller from SMSC Corporation. This chip provides a comprehensive set of input/output functions that are essential for modern PC and embedded systems. It's designed to minimize board space and reduce system cost by integrating multiple functions into a single chip.

Applications

• Desktop PCs
• Laptop PCs
• Embedded Systems
• Industrial PCs
• Server Management

Features

• Enhanced Hardware Monitoring: Provides accurate monitoring of system voltages, temperatures, and fan speeds.
• Serial Ports: Includes multiple UARTs for serial communication.
• Parallel Port: Supports standard parallel port functionality.
• Keyboard and Mouse Controller: Integrates the necessary logic for keyboard and mouse interfaces.
• Fan Control: Offers flexible fan speed control to reduce noise and extend fan life.
• GPIO: General Purpose Input/Output pins for custom hardware control and interfacing.
• LPC Interface: Connects to the host processor via the LPC (Low Pin Count) bus.

Benefits

• Reduced System Cost: Integrates multiple functions into a single chip, reducing the number of components required.
• Improved System Reliability: Enhanced monitoring capabilities allow for early detection of potential problems.
• Simplified System Design: Reduces the complexity of the system design process.
• Enhanced System Performance: Optimized for efficient I/O operations.
• Lower Power Consumption: Designed for low-power operation, which is crucial for mobile and embedded applications.

Additional Details

The LPC47N350-NU operates at a voltage range of typically 3.3V. It supports various operating systems including Windows and Linux. The chip's hardware monitoring features include monitoring of CPU temperature, system temperature, chipset temperature, and ambient temperature. Fan control features enable the system to automatically adjust fan speeds based on temperature, reducing noise and power consumption. The GPIO pins can be configured for a variety of functions, such as controlling LEDs, reading switch inputs, or interfacing with other peripherals.