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ISD33240ED from ISD

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ISD33240ED

Manufacturer: ISD

SINGLE-CHIP VOICE RECORD/PLAYBACK DEVICES 2-, 2.5-, 3-, AND 4-MINUTE DURATIONS

Partnumber Manufacturer Quantity Availability
ISD33240ED ISD 14 In Stock

Description and Introduction

SINGLE-CHIP VOICE RECORD/PLAYBACK DEVICES 2-, 2.5-, 3-, AND 4-MINUTE DURATIONS The ISD33240ED is a digital voice recorder and playback chip manufactured by ISD (Integrated Silicon Solution Inc.). Below are the factual specifications, descriptions, and features:

### **Specifications:**  
- **Supply Voltage:** 2.4V to 5.5V  
- **Operating Current:** 15mA (typical during playback/record)  
- **Standby Current:** 1µA (typical)  
- **Sampling Frequency:** 8kHz  
- **Audio Bandwidth:** 3.4kHz  
- **Recording Time:** Up to 240 seconds (dependent on sampling rate and memory configuration)  
- **Non-Volatile Storage:** Flash memory (no battery backup required)  
- **Interface:** Serial (SPI-compatible)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
- The ISD33240ED is a single-chip, high-quality audio recording and playback solution.  
- It integrates analog front-end, digital signal processing, and non-volatile storage.  
- Suitable for applications requiring voice prompts, messaging, and audio playback.  

### **Features:**  
- **Low Power Consumption:** Ideal for battery-powered devices.  
- **Direct Analog Storage:** No compression, ensuring high-quality audio.  
- **Multiple Playback Modes:** Supports single, multiple, or sequential message playback.  
- **Built-in Audio Processing:** Includes automatic gain control (AGC) and anti-aliasing filters.  
- **Flexible Interface:** SPI-compatible control for easy integration with microcontrollers.  
- **Durable Storage:** Flash memory retains data for over 100,000 write cycles.  

For exact application details, refer to the official ISD33240ED datasheet.

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