DIGITAL ECHO (DIGITAL DELAY) **Manufacturer:** Renesas
**Part Number:** M65831FP
### **Specifications:**
- **Type:** Digital Echo/Delay Processor IC
- **Package:** Plastic QFP (Quad Flat Package)
- **Pin Count:** 64 pins
- **Operating Voltage:** 5V (typical)
- **Sampling Frequency:** Up to 500 kHz
- **Delay Time Range:** Adjustable (dependent on external memory configuration)
- **Signal-to-Noise Ratio (SNR):** High (exact value depends on application conditions)
- **Total Harmonic Distortion (THD):** Low (specific value not provided in KB)
- **Interface:** Serial (for control and data transfer)
- **External Memory Support:** Requires external DRAM for delay processing
### **Descriptions:**
The M65831FP is a digital echo/delay processor IC designed for audio applications, such as karaoke systems, musical instruments, and sound effects processing. It provides adjustable delay and echo effects by utilizing external DRAM for storing audio samples. The IC supports high-quality audio processing with low noise and distortion.
### **Features:**
- **Adjustable Delay/Echo Effects:** Configurable via external control
- **High-Quality Audio Processing:** Low noise and distortion
- **External DRAM Interface:** Supports connection to external memory for delay processing
- **Serial Control Interface:** Allows easy integration with microcontrollers
- **Wide Operating Voltage:** Typically 5V
- **Compact QFP Package:** Suitable for space-constrained designs
This information is based strictly on the available knowledge base. For detailed electrical characteristics, refer to the official Renesas datasheet.
