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ISD4003-06MEI from ISD

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ISD4003-06MEI

Manufacturer: ISD

Single-Chip Voice Record/Playback Devices 4-, 5-, 6-, and 8-Minute Durations

Partnumber Manufacturer Quantity Availability
ISD4003-06MEI,ISD400306MEI ISD 142 In Stock

Description and Introduction

Single-Chip Voice Record/Playback Devices 4-, 5-, 6-, and 8-Minute Durations The ISD4003-06MEI is a voice record and playback chip manufactured by ISD (Integrated Silicon Solution Inc.). Below are the specifications, descriptions, and features based on available knowledge:

### **Specifications:**  
- **Model:** ISD4003-06MEI  
- **Manufacturer:** ISD (Integrated Silicon Solution Inc.)  
- **Operating Voltage:** 3V (typical)  
- **Recording Time:** 6 minutes (with 8 kHz sampling rate)  
- **Sampling Rate:** 8 kHz (adjustable for different durations)  
- **Memory Type:** Non-volatile flash memory (no battery backup required)  
- **Interface:** SPI (Serial Peripheral Interface) for microcontroller communication  
- **Audio Output:** Single-ended or differential (supports direct speaker drive)  
- **Package:** 28-pin SOIC (Small Outline Integrated Circuit)  

### **Descriptions:**  
- The ISD4003-06MEI is a single-chip voice recording and playback solution with non-volatile storage.  
- It is designed for embedded applications requiring high-quality audio without compression.  
- The chip integrates analog front-end, signal processing, storage, and playback circuitry.  
- It supports direct microphone input and speaker output, reducing external component requirements.  

### **Features:**  
- **High-Quality Audio:** Uses analog storage for natural sound reproduction.  
- **Non-Volatile Storage:** Retains recordings without power.  
- **Low Power Consumption:** Suitable for battery-powered devices.  
- **SPI Control Interface:** Allows easy integration with microcontrollers.  
- **Multiple Sampling Rates:** Adjustable for different recording durations.  
- **Built-in Audio Processing:** Includes anti-aliasing and smoothing filters.  
- **Direct Speaker Drive:** Eliminates the need for an external amplifier in some applications.  

For detailed electrical characteristics and application circuits, refer to the official datasheet.

Application Scenarios & Design Considerations

Single-Chip Voice Record/Playback Devices 4-, 5-, 6-, and 8-Minute Durations

Alternative Part Number

  • ISD4004-08MED --: Same ISD400x ChipCorder family with compatible serial interface and audio quality; longer recording time (8 min) can substitute for the 6 min part in most designs.
  • ISD4003-04MED --: Same ISD4003 series with identical pinout and interface; shorter 4-minute duration but electrically compatible, suitable when less recording time is acceptable.
  • ISD1760SY --: Single-chip voice record/playback device with similar SPI-like control and audio output; a practical alternative when the exact ISD4003 series is unavailable.

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