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ISD1750EYI
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ISD1750EYI

Product Overview

Category: Integrated Circuit (IC)

Use: The ISD1750EYI 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 ISD1750EYI utilizes non-volatile memory technology, ensuring that recorded audio data is retained even when power is disconnected. - Low power consumption: The IC is designed to operate efficiently with minimal power consumption, making it suitable for battery-powered devices. - High-quality audio: The ISD1750EYI supports high-fidelity audio recording and playback, providing clear and crisp sound reproduction. - Easy integration: The IC can be easily integrated into various electronic devices due to its compact size and simple interface requirements.

Package: The ISD1750EYI is available in a small outline integrated circuit (SOIC) package, which provides protection and facilitates easy soldering onto printed circuit boards.

Essence: The essence of the ISD1750EYI lies in its ability to store and reproduce audio data reliably and efficiently, making it an essential component for audio recording and playback systems.

Packaging/Quantity: The IC is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs, usually ranging from 100 to 1000 units.

Specifications

  • Supply Voltage: 2.4V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Memory Capacity: Up to 8 minutes of audio recording time
  • Sampling Frequency: 8 kHz
  • Audio Output: Mono

Pin Configuration

The ISD1750EYI features a total of 28 pins, each serving a specific function. The detailed pin configuration is as follows:

  1. VDD - Power supply voltage
  2. VSS - Ground
  3. XTI - Crystal oscillator input
  4. XTO - Crystal oscillator output
  5. /CS - Chip select input
  6. /WR - Write enable input
  7. /RD - Read enable input
  8. /RESET - Reset input
  9. /INT - Interrupt output
  10. /PD - Power-down input
  11. A0-A14 - Address inputs
  12. DQ0-DQ7 - Data inputs/outputs
  13. /CE - Chip enable input
  14. /WP - Write protect input
  15. /ACC - Access enable input
  16. /BUSY - Busy output
  17. /FULL - Full output
  18. /EMPTY - Empty output
  19. /ALM - Alarm output
  20. /RST - Reset output
  21. /INT - Interrupt input
  22. /PD - Power-down output
  23. NC - No connection
  24. NC - No connection
  25. NC - No connection
  26. NC - No connection
  27. NC - No connection
  28. NC - No connection

Functional Features

The ISD1750EYI offers several functional features that enhance its usability and performance in audio recording and playback applications:

  • Audio Recording: The IC allows users to record audio data with high fidelity and clarity.
  • Playback Control: It provides playback control options such as play, pause, stop, and volume adjustment.
  • Non-volatile Storage: The recorded audio data is stored in non-volatile memory, ensuring data retention even during power loss.
  • Multiple Audio Messages: The IC supports the storage and playback of multiple audio messages, allowing for versatile application usage.
  • Low Power Consumption: The IC operates efficiently with low power consumption, making it suitable for battery-powered devices.
  • Simple Interface: The IC features a simple interface, enabling easy integration into various electronic systems.

Advantages and Disadvantages

Advantages: - High-quality audio recording and playback - Non-volatile storage ensures data retention - Low power consumption - Versatile application usage - Easy integration into electronic systems

Disadvantages: - Limited audio recording time (up to 8 minutes) - Mono audio output only

Working Principles

The ISD1750EYI utilizes non-volatile memory technology combined with audio processing algorithms to enable reliable audio recording and playback. When audio data is recorded, it is converted into digital format and stored in the non-volatile memory. During playback, the stored data is retrieved and converted back into analog audio signals for output.

Application Field Plans

The ISD1750EYI finds applications in various fields where audio recording and playback are required. Some of the detailed application field plans include:

  1. Voice Recorders: The IC can be used in portable voice recorders for capturing lectures, interviews, or personal memos.
  2. Toys and Games:

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi ISD1750EYI dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of ISD1750EYI in technical solutions:

  1. Q: What is ISD1750EYI? A: ISD1750EYI is a voice recording and playback chip that can be used in various technical solutions.

  2. Q: How does ISD1750EYI work? A: ISD1750EYI works by converting analog audio signals into digital format, storing them in its memory, and then playing them back when triggered.

  3. Q: What is the storage capacity of ISD1750EYI? A: ISD1750EYI has a storage capacity of 16 minutes, which can be divided into multiple messages or recordings.

  4. Q: Can ISD1750EYI be used in battery-powered devices? A: Yes, ISD1750EYI can be used in battery-powered devices as it has low power consumption and supports power-saving modes.

  5. Q: How can I interface with ISD1750EYI? A: ISD1750EYI can be interfaced using a microcontroller or other digital devices through its SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit) interface.

  6. Q: Can I use ISD1750EYI for real-time audio recording? A: No, ISD1750EYI is not designed for real-time audio recording. It is more suitable for pre-recorded messages or sound effects.

  7. Q: Does ISD1750EYI support audio compression? A: No, ISD1750EYI does not support audio compression. The audio is stored in a raw format.

  8. Q: Can I change the recordings stored in ISD1750EYI? A: Yes, you can reprogram ISD1750EYI to change the recordings by using appropriate programming techniques.

  9. Q: What is the audio quality of ISD1750EYI? A: ISD1750EYI provides a good audio quality with a sampling rate of 8 kHz and 4-bit ADPCM (Adaptive Differential Pulse Code Modulation) encoding.

  10. Q: What are some common applications of ISD1750EYI? A: ISD1750EYI is commonly used in applications such as voice recorders, toys, security systems, medical devices, and industrial equipment where pre-recorded audio playback is required.

Please note that these answers are general and may vary depending on the specific implementation and requirements of your technical solution.