ISD17240SY

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ISD17240SYis an integrated circuit chip with voice recording and playback capabilities that are available in many consumer electronics products, such as cell phones and music players. This chip integrates all the necessary components and functions to perform this task.

Application Field

ISD17240SY is commonly used in consumer electronics products to record and playback voice messages. It is also used in other applications where voice functions are required, such as automotive applications and home security systems.

Working Principle

The ISD17240SY has two separate but equally important modes of operation: record and playback. When in record mode, the chip converts analog voice signals into digital signals and stores them in memory. When the chip is in playback mode, the digital signals are converted back into analog signals and then amplified and sent to a speaker.

In order to record a voice message, the chip must first be placed in record mode. This is done by setting two pins on the chip to the correct voltage state. Once the record mode has been activated, the chip then begins to sample the input signal at a fixed rate and stores the samples in its internal memory.

In order to playback the recorded voice message, the chip must first be placed in playback mode. This is done by setting the same two pins to the correct voltage state. The chip then retrieves the stored samples from its internal memory and converts them back into analog signals. These analog signals are then amplified and sent to a speaker.

ISD17240SY is a versatile chip with a multitude of features. It has various features that allow it to be customized for any specific application. For example, the chip can be programmed to only store the desired amount of samples, and can also be programmed to make the recording loop or play the recording multiple times.

The ISD17240SY is an excellent choice for designing voice-enabled products. Its low cost and versatile features make it the perfect choice for many consumer electronic applications.

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