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LC78681E from SANYO

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LC78681E

Manufacturer: SANYO

Digital Signal Processor for Compact Disk Players

Partnumber Manufacturer Quantity Availability
LC78681E SANYO 600 In Stock

Description and Introduction

Digital Signal Processor for Compact Disk Players The LC78681E is a digital signal processor (DSP) IC manufactured by SANYO. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** SANYO  
- **Type:** Digital Signal Processor (DSP)  
- **Package:** Likely a surface-mount or DIP package (exact package type may vary)  
- **Power Supply:** Typically operates at **5V** (confirm datasheet for exact voltage range)  
- **Operating Temperature:** Standard industrial range (e.g., -20°C to +70°C or similar)  
- **Clock Frequency:** Designed for high-speed digital signal processing (exact frequency depends on application)  

### **Descriptions:**  
- The LC78681E is a specialized DSP IC used primarily in **digital audio processing**, such as in **CD players, DVD players, and other optical disc systems**.  
- It performs functions like **error correction, digital filtering, and signal decoding** for high-quality audio playback.  
- May include **on-board memory (RAM/ROM)** for buffering and processing digital audio data.  

### **Features:**  
- **Error Correction:** Implements advanced algorithms (e.g., **CIRC** – Cross-Interleaved Reed-Solomon Code) for accurate data recovery.  
- **Digital Filtering:** Includes built-in **oversampling digital filters** for improved audio quality.  
- **Interface Support:** Compatible with standard **digital audio interfaces** (e.g., I²S, serial data input/output).  
- **Low Power Consumption:** Optimized for consumer electronics applications.  
- **On-Chip Processing:** Integrates multiple signal processing functions to reduce external component count.  

For exact pin configurations, electrical characteristics, and application circuits, refer to the **official SANYO datasheet** for the LC78681E.

Application Scenarios & Design Considerations

Digital Signal Processor for Compact Disk Players

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