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ISD300A1 from ISD

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ISD300A1

Manufacturer: ISD

Universal Serial Bus : USB High-Speed Peripherals

Partnumber Manufacturer Quantity Availability
ISD300A1 ISD 201 In Stock

Description and Introduction

Universal Serial Bus : USB High-Speed Peripherals The ISD300A1 is a voice record and playback chip manufactured by ISD (Information Storage Devices). Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Single-Chip Voice Record & Playback Solution**  
- **Duration:** Up to 300 seconds (5 minutes) of audio storage  
- **Sampling Frequency:** Typically 6.4 kHz (adjustable for different durations)  
- **Audio Quality:** 4-bit ADPCM compression  
- **Supply Voltage:** 5V (±10%)  
- **Operating Current:** ~25 mA (typical during playback/record)  
- **Standby Current:** <1 µA (power-saving mode)  
- **Interface:** Serial (SPI) or parallel control options  
- **Non-Volatile Storage:** Flash memory (retains data without power)  
- **Operating Temperature:** -40°C to +85°C  

### **Descriptions & Features:**  
- **Direct Analog Storage:** No digital compression, preserving natural voice quality.  
- **Multiple Addressing Modes:** Allows flexible message management.  
- **Edge/Level Triggering:** Supports different playback activation methods.  
- **Built-in Audio Amplifier:** Can drive a small speaker (8Ω) directly.  
- **Durable Flash Memory:** Supports up to 100,000 record cycles.  
- **Low Power Consumption:** Suitable for battery-operated devices.  
- **Applications:** Used in answering machines, toys, security systems, and industrial voice prompts.  

The ISD300A1 is part of ISD's ChipCorder® family, known for reliable standalone voice recording solutions.

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