ISD1730SYIR

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Recording and Playback

Characteristics: - Low power consumption - Non-volatile memory - High-quality audio recording and playback - Simple interface for easy integration - Wide operating voltage range

Package: SOP-28 (Small Outline Package)

Essence: The ISD1730SYIR is a specialized IC designed for audio recording and playback applications. It offers high-quality sound reproduction with low power consumption, making it suitable for various electronic devices.

Packaging/Quantity: The ISD1730SYIR is typically sold in reels containing 2500 units per reel.

Specifications

• Operating Voltage Range: 2.4V to 5.5V
• Standby Current: 10μA (typical)
• Recording Time: Up to 30 seconds
• Sampling Frequency: 8kHz
• Audio Output: Mono
• Interface: Serial (SPI)

Detailed Pin Configuration

The ISD1730SYIR features a total of 28 pins, each serving a specific function. Here is the detailed pin configuration:

1. VDD - Power Supply
2. VSS - Ground
3. NC - No Connection
4. NC - No Connection
5. NC - No Connection
6. NC - No Connection
7. NC - No Connection
8. NC - No Connection
9. NC - No Connection
10. NC - No Connection
11. NC - No Connection
12. NC - No Connection
13. NC - No Connection
14. NC - No Connection
15. NC - No Connection
16. NC - No Connection
17. NC - No Connection
18. NC - No Connection
19. NC - No Connection
20. NC - No Connection
21. NC - No Connection
22. NC - No Connection
23. NC - No Connection
24. NC - No Connection
25. NC - No Connection
26. NC - No Connection
27. CS - Chip Select
28. SDO - Serial Data Output

Functional Features

• Non-volatile memory allows audio data to be retained even when power is disconnected.
• Simple interface using SPI protocol for easy integration with microcontrollers and other devices.
• High-quality audio recording and playback capabilities ensure clear sound reproduction.
• Low power consumption extends battery life in portable devices.
• Wide operating voltage range provides flexibility in various applications.

Advantages and Disadvantages

Advantages: - High-quality audio reproduction - Low power consumption - Non-volatile memory - Simple interface for integration

Disadvantages: - Limited recording time (up to 30 seconds) - Mono audio output only

Working Principles

The ISD1730SYIR utilizes non-volatile memory to store audio data. When recording, the IC converts analog audio signals into digital format and stores them in its memory. During playback, the stored digital audio data is converted back into analog signals for output. The SPI interface allows control and data transfer between the IC and external devices.

Detailed Application Field Plans

The ISD1730SYIR finds applications in various electronic devices that require audio recording and playback capabilities. Some potential application fields include:

1. Voice recorders
2. Toys and games with sound effects
3. Security systems with voice prompts
4. Automotive electronics for audio playback
5. Medical devices with audio feedback

Detailed and Complete Alternative Models

1. ISD1760PY - Offers extended recording time of up to 60 seconds.
2. ISD1820PY - Provides additional features like voice recognition and multiple playback modes.
3. ISD1790PY - Supports stereo audio output for enhanced sound experience.

These alternative models offer different features and specifications to cater to specific application requirements.

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