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ISD4003 from ISSI

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ISD4003

Manufacturer: ISSI

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

Partnumber Manufacturer Quantity Availability
ISD4003 ISSI 2000 In Stock

Description and Introduction

Single-Chip Voice Record/Playback Devices 4-, 5-, 6-, and 8-Minute Durations The ISD4003 is a single-chip voice record and playback device manufactured by ISSI (Integrated Silicon Solution, Inc.). Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Memory:** 3 minutes of recording time (at 8 kHz sampling rate).
- **Sampling Rate:** Adjustable (4 kHz to 8 kHz).
- **Audio Quality:** 4-bit ADPCM compression.
- **Operating Voltage:** 3V (2.4V to 5.5V range).
- **Standby Current:** Low power consumption (1 µA typical).
- **Interface:** SPI (Serial Peripheral Interface) for control.
- **Package:** 28-pin SOIC (Small Outline Integrated Circuit).

### **Descriptions:**
- The ISD4003 is designed for embedded voice recording and playback applications.
- It integrates analog front-end, digital storage, and playback circuitry in a single chip.
- Non-volatile storage retains recorded audio without power.
- Suitable for applications like toys, alarms, and portable devices.

### **Features:**
- **Direct Analog Storage:** No compression artifacts.
- **Multiple Sampling Rates:** Adjustable for different quality needs.
- **Low Power Operation:** Ideal for battery-powered devices.
- **SPI Control:** Simple microcontroller interface.
- **Automatic Power-Down:** Reduces power consumption when idle.
- **Single-Chip Solution:** Minimal external components required.

These details are based on the ISD4003 datasheet from ISSI. For exact performance metrics, refer to the official documentation.

Application Scenarios & Design Considerations

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

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