ISD4002-240P

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Part Status:	Obsolete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:	0°C ~ 70°C (TA)
Voltage - Supply:	2.7V ~ 3.3V
Mounting Type:	Through Hole
Package / Case:	28-DIP (0.600", 15.24mm)
Supplier Device Package:	28-DIP

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Introduction

The ISD4002-240P, an integrated speech recording and playback device, is a high-performance, low-cost integrated component used for interfacing with a wide variety of sound systems. This device is composed of an analog interface, memory means, I2C/SPI bus, and 128 stages of amplification, which makes it a useful component for interfacing with a variety of audio applications. This device has a compact size and extended temperature range, making it suitable for larger, more complex audio designs, as well as simpler, low-power systems. Furthermore, its wide operating range allows the user to optimize its performance for the particular application. The ISD4002-240P is ideal for interface-level voice and sound recording and playback applications. Such applications are typically used for communication, navigation, and entertainment systems. Because ISD4002-240P has a low power consumption, it does not require additional components, which also reduces complexities and system costs. Additionally, its compatibility with various I2C/SPI buses and its ability to integrate third-party software and hardware allow for creating cost-effective, adaptable designs that are tailored to the customer’s unique specification.

Application Field and Working Principle

The ISD4002-240P is an integrated speech recording and playback device suitable for a range of interface-level voice and sound recording and playback applications. The device is a low-cost, high-performance, reliable, and easy-to-use integrated device that handles memory functions, I2C/SPI bus interfacing, and audio amplification. It is perfect for use in communication, navigation, and entertainment applications. To enable speech recording and playback, the device requires two main components, a microphone and an amplifier array. The microphone captures the sounds and feeds them to the amplifier array, which amplifies and passes the signal to the device’s internal memory. This memory stores the data in digital format and can playback the audio based on commands from an I2C/SPI controller, such as the ISD4002-240P microcontroller.The device is capable of sampling audio from 8 to 16 kHz, storing it at up to 8 bits of resolution, and reproducing it within a range of 2kHz to 16 kHz. This wide frequency range makes the device ideal for robust applications that require long-term storage of audio information. Additionally, the device has low-level distortion characteristics and a wide dynamic range, allowing it to accurately reproduce audio data with minimal power consumption.

Conclusion

The ISD4002-240P is a versatile, low-cost, and easy-to-use integrated device suitable for interface-level voice and sound recording and playback applications. Its memory functions, I2C/SPI bus interfacing, and audio amplification capabilities make it perfect for communication, navigation, and entertainment applications. Furthermore, its low power consumption and wide operating range allow users to optimize its performance for their application’s needs. With its ability to integrate with various I2C/SPI bus components and its compatibility with third-party software and hardware, the ISD4002-240P is a great choice for cost-effective, adaptable designs.

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