ISD1750EYR

Product Overview

Category: Integrated Circuit (IC)

Use: The ISD1750EYR is a specialized IC designed for audio recording and playback applications. It offers high-quality, non-volatile storage of audio data.

Characteristics: - Non-volatile memory: The ISD1750EYR utilizes non-volatile memory technology, allowing it to retain recorded audio even when power is removed. - Low power consumption: The IC is designed to operate efficiently with low power requirements. - High-quality audio: It supports high-fidelity audio recording and playback, ensuring excellent sound reproduction. - Easy integration: The compact package and straightforward pin configuration make it easy to integrate into various electronic devices.

Package: The ISD1750EYR is available in a small form factor package, making it suitable for space-constrained applications.

Essence: The essence of the ISD1750EYR lies in its ability to provide reliable and high-quality audio recording and playback functionality in a compact and efficient package.

Packaging/Quantity: The IC is typically sold in reels or tubes, with quantities varying depending on the supplier.

Specifications

• Supply Voltage: 2.4V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Audio Sampling Rate: Up to 48 kHz
• Memory Capacity: 8 minutes (at 8 kHz sampling rate)
• Interface: Serial (SPI) interface
• Package Type: 20-pin SOIC

Pin Configuration

The ISD1750EYR features a 20-pin Small Outline Integrated Circuit (SOIC) package. The pin configuration is as follows:

1. VDD - Power supply voltage
2. GND - 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. CS - Chip select
17. SCK - Serial clock
18. SI - Serial data input
19. SO - Serial data output
20. RESET - Reset pin

Functional Features

The ISD1750EYR offers several functional features that enhance its usability in audio recording and playback applications:

1. Audio Recording: The IC allows users to record audio signals with high fidelity and store them in non-volatile memory.
2. Audio Playback: It enables the playback of recorded audio with excellent sound quality.
3. Serial Interface: The SPI interface simplifies communication with other microcontrollers or devices.
4. Low Power Consumption: The IC is designed to operate efficiently, minimizing power consumption and extending battery life.
5. Flexible Memory Capacity: With a memory capacity of up to 8 minutes (at 8 kHz sampling rate), it provides flexibility for various audio recording needs.

Advantages and Disadvantages

Advantages: - Non-volatile memory ensures audio data retention even without power. - High-quality audio recording and playback. - Compact package for easy integration into electronic devices. - Low power consumption for extended battery life.

Disadvantages: - Limited memory capacity compared to some alternative models. - Requires an external microcontroller or device for control and data transfer.

Working Principles

The ISD1750EYR utilizes non-volatile memory technology combined with audio codec functionality to enable audio recording and playback. When an audio signal is received, it is converted into a digital format and stored in the non-volatile memory. During playback, the stored audio data is retrieved and converted back into an analog signal for output.

Application Field Plans

The ISD1750EYR finds applications in various fields where audio recording and playback are required. Some potential application areas include: - Voice recorders - Audio message storage devices - Security systems with audio capabilities - Musical instruments with recording/playback features - Industrial equipment with audio feedback functionality

Alternative Models

For users seeking alternative options, the following models offer similar functionality to the ISD1750EYR:

1. ISD1760EYR: Offers extended memory capacity of up to 16 minutes (at 8 kHz sampling rate).
2. ISD1790EYR: Provides higher audio sampling rates of up to 96 kHz.
3. ISD17120EYR: Features larger memory capacity of up to 120 minutes (at 8 kHz sampling rate).

These alternative models cater to different requirements and can be considered based on specific project needs.

In conclusion, the ISD1750EYR