The SM5164GV-ET is a system LSI manufactured by NPC (Nippon Precision Circuits). It is tailored for audio applications, particularly in portable devices and consumer electronics requiring high-quality audio processing. This chip is designed to decode audio formats, convert digital signals to analog, and provide control interfaces for seamless integration into audio systems.

Applications

• Portable Audio Players
• Digital Voice Recorders
• Car Audio Systems
• Multimedia Speakers
• Home Theater Systems

Features

• Integrated Audio Decoder: Decodes various audio formats such as MP3, WMA, and AAC.
• High-Resolution DAC: Delivers high-fidelity audio output with minimal distortion.
• Low Power Consumption: Optimized for battery-powered operation, extending device runtime.
• Multiple Control Interfaces: Offers flexible control via SPI and I2C interfaces.
• Compact Package: Designed for integration into space-constrained devices.
• Built-in PLL (Phase-Locked Loop)
• Supports sample rates from 8kHz to 48kHz

Benefits

• Enhanced Audio Experience: Provides clear and accurate audio reproduction for superior sound quality.
• Cost-Effective Solution: Reduces system complexity and component count, lowering overall costs.
• Prolonged Battery Life: Low power design ensures longer playback times for portable devices.
• Simplified Design: Integrated features and flexible interfaces streamline system development.
• Small Form Factor: Allows for integration into compact and portable devices.

Additional Details

The SM5164GV-ET operates on a low voltage supply and incorporates a high-resolution DAC, typically supporting 16 or 24-bit audio. Detailed technical specifications, including voltage ratings, operating temperature range, and package dimensions, can be found in the product datasheet from NPC. The chip also includes built-in protection mechanisms to prevent damage from overvoltage or electrostatic discharge.