Series:	ChipCorder®
Part Status:	Active
Lead Free Status / RoHS Status:	--
Interface:	SPI
Moisture Sensitivity Level (MSL):	--
Input Signal:	Analog - Single Ended, I²S
Output Signal:	Analog - Single Ended, Bridge Tied Load (BTL), PWM Speaker Output
Sampling Frequency:	4 ~ 32kHz
Duration:	64 Min
Filter Pass Band:	--
Messaging:	Multiple
Oscillator Type:	Internal
Features:	Volume Control
Operating Temperature:	-40°C ~ 85°C (TA)
Voltage - Supply:	2.7V ~ 3.6V
Mounting Type:	Surface Mount
Package / Case:	48-LQFP
Supplier Device Package:	48-LQFP (7x7)

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Interface - Voice Record and Playback

Introduction

ISD3900FYI is an integrated voice recording and playback device that stores voice data for telephone, security, and recording applications. This device is a cost-effective, low power, and reliable way to store and playback voice data from a variety of sources. It has been widely used in various industries such as telecommunications, medical, office, banking, and so on.

ISD3900FYI Application Field

ISD3900FYI has a wide range of applications. It can be used for voice recording/playback in security, telephone, recording, and voice processing applications. It can also be used for voice recording in medical, office, banking, and other related applications. In security applications, ISD3900FYI can be used to store a recording of the conversation between two people, which can help the security personnel review the conversation or identify people’s voices. In telephone applications, the ISD3900FYI can be used to record the conversations happening on both sides of the line, which can be useful for legal purposes, customer service follow-ups, or customers requiring to playback of their conversations for future reference. In recording applications, the ISD3900FYI can be used to store the recordings of meetings, lectures, or conferences that may need to be replayed at a later date. In voice processing applications, the ISD3900FYI can be used to store voice data for voice recognition systems or for other applications.

ISD3900FYI Working Principle

The ISD3900FYI device uses a single chip solution to store, process and playback voice data. It is a low power, low cost, and reliable device that can store and playback voice data from a variety of sources. The device consists of an embedded flash memory chip, a controller, and an analog-to-digital (A/D) converter. The embedded flash memory chip stores voice data. The controller is responsible for controlling the device. The A/D converter is responsible for converting the analog voice signal into digital form, which is then stored in the embedded flash memory.The device is also equipped with a voice codec, which is responsible for compressing the voice data for storage, and then decompressing the data when it is read back from the memory. This reduces the amount of storage space required and increases the quality of the sound playback.The device can also be programmed to store and playback voice data with specific tones, making it ideal for telephone and security applications.

Conclusion

In conclusion, the ISD3900FYI is a cost-effective and reliable device that can store and playback voice data from a variety of sources. It has been widely used in a variety of industries, such as telecommunications, medical, office, and banking. The device is equipped with a single chip solution which includes an embedded flash memory chip, a controller, and an A/D converter. The device can also be programmed to store and playback voice data with specific tones.

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Part Number	Manufacturer	Price	Quantity	Description