ISD17240SYI

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Introduction

ISD17240SYI is a Voice Record and Playback device produced by Integrated Silicon Solution Inc (ISSI). It is an integrated, nonvolatile, and low-cost solution that provides both record and playback functions. It offers an excellent acoustic performance and is well suited for applications in many industries like consumer electronics, automotive and medical.

Application Field

The ISD17240SYI is a versatile voice record and playback device that can be used in a variety of applications. One example is in consumer electronic product design, where the device can provide a fast, low-cost and reliable way of recording and playing back audio. It is also used in automotive applications for capturing spoken commands and mandating auditory warning signals. In the medical field, it is used for voice recording during surgery and for giving feedback to patients during hospital visits.

Features

The ISD17240SYI has many features that make it an ideal choice for voice record and playback applications. It is an integrated, single-chip device that contains an embedded flash memory, a microcontroller and audio codec, allowing for fast and reliable recording and playback. It has a simple serial interface for communications and supports multiple sampling frequencies, making it suitable for different audio file formats. Furthermore, it also provides a wide range of features, such as variable microphone gain and noise cancellation capabilities, customizable boot messages and built-in diagnostic facilities.

Working Principle

The ISD17240SYI utilizes a three-step recording mechanism to record audio. First, the device samples the audio signal from the analog microphone input and converts it into a digital signal with the audio codec. The encoded signal is then stored inside the onboard embedded flash memory of the device. Lastly, the digital signal is read out and then decoded by the audio codec, allowing for playback of the recorded audio.

Conclusion

The ISD17240SYI is a versatile voice record and playback device that is well suited for a variety of applications. It offers a wide range of features, including an integrated flash memory, a microcontroller and audio codec, as well as customizable boot messages and diagnostic facilities. Moreover, it utilizes a three-step recording mechanism to record and playback digital audio, providing fast and reliable services.

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