ISD4002-240EYI

Series:	ChipCorder®
Part Status:	Obsolete
Lead Free Status / RoHS Status:	--
Interface:	SPI
Moisture Sensitivity Level (MSL):	--
Input Signal:	Analog - Differential
Output Signal:	Analog - Single Ended
Sampling Frequency:	4kHz
Duration:	4 Min
Filter Pass Band:	1.7kHz
Messaging:	Multiple
Oscillator Type:	Internal/External
Features:	Auto Mute
Operating Temperature:	-40°C ~ 85°C (TA)
Voltage - Supply:	2.7V ~ 3.3V
Mounting Type:	Surface Mount
Package / Case:	28-TSSOP (0.465", 11.80mm Width)
Supplier Device Package:	28-TSOP

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ISD4002-240EYI is an interface-level voice record and playback device designed to provide solutions for a variety of applications. It is one of the highest quality voice record and playback solutions available in the market today, capable of audio recording and playback over a wide range of applications.The ISD4002-240EYI is a high-performance, low-cost device for interfacing voice with various digital devices such as PCs, telephones, video recorders, and mobile devices. With its advanced PCM interface and ATA bus, the ISD4002-240EYI is able to record and playback up to 240 minutes of audio, with a maximum recording and playback bit-rate of 16 kbps. Its digital audio solution is highly efficient, producing superior sound quality with practically no interference.ISD4002-240EYI’s application field covers voice recording, voice playback, voice messaging, voice alert, speech recognition, voice modification, voice recognition, audio broadcasting, audio compressing, and other similar applications. It can be used to record and playback sound in these applications as well as control the sound characteristics.In addition to its audio recording and playback capabilities, the ISD4002-240EYI also provides software support for various sound processing functions such as noise reduction, echo cancellation, speech recognition, filtering, volume control, and speech synthesis. It also offers software options for dealing with different audio formats, enabling the device to store, retrieve and playback audio data in various formats.The ISD4002-240EYI provides a variety of interfaces for connection to external devices such as microcontroller, digital-to-analog converters (DACs), and digital signal processors (DSPs). It also features an integrated microphone preamp, speaker amplifier, and digital signal processor (DSP) which give the device excellent sound quality while keeping the design easy to integrate with existing audio systems.To protect the sound quality of the device, the ISD4002-240EYI has been designed to meet the most stringent EMC requirements. Additionally, it has an onboard memory interface, allowing users to store and playback audio data directly from the device.In terms of its working principle, the ISD4002-240EYI is based on the PCM-based design. PCM stands for ‘pulse-code modulation’, and it is a signal processing technique which divides a continuous analog signal into discrete time slices and then translates them into digital information. The PCM interface of the ISD4002-240EYI allows for accurate data streaming, enabling the device to record and playback audio signals in high-fidelity.The ISD4002-240EYI is an excellent choice for any application requiring high-quality audio recording and playback. It features the highest quality of sound, is easy to integrate with existing audio systems, and is extremely reliable. Moreover, its range of features and software options make it ideal for a wide range of applications, providing users with the perfect solution for their voice recording, voice playback, voice messaging, voice alert, speech recognition and voice modification needs.

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