ISD1612BSY

Series:	ChipCorder®
Part Status:	Active
Lead Free Status / RoHS Status:	--
Interface:	Pushbutton
Moisture Sensitivity Level (MSL):	--
Input Signal:	Microphone
Output Signal:	Analog - Single Ended, PWM Speaker Output
Sampling Frequency:	4 ~ 12kHz
Duration:	8 ~ 24 Sec
Filter Pass Band:	--
Messaging:	Single
Oscillator Type:	Internal
Features:	Automatic Gain Control
Operating Temperature:	0°C ~ 70°C (TA)
Voltage - Supply:	2.4V ~ 5.5V
Mounting Type:	Surface Mount
Package / Case:	16-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	16-SOIC

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IntroductionThe ISD1612BSY is an integrated voice record and playback system designed for use in advanced applications. It is suitable for use with a variety of audio sources, including microphones and CD/MP3 players. The device combines a certified audio codec with a 32-bit microcontroller and 11MB of Flash memory. With a low-power 8051 processor core, the ISD1612BSY is able to process audio data without an external processor. ApplicationsThe ISD1612BSY is commonly used in applications such as voice recognition systems, voice activated control systems and voice messaging systems. It is suited for use in hardware for home automation systems, medical devices, and industrial control systems. Because the device is programmable, it can also be used for speech synthesis, text-to-speech systems and other applications.FeaturesThe ISD1612BSY has a number of features that make it ideal for voice recognition and playback applications. It supports both single-channel and multi-channel playback and recording in up to 8-bit stereo resolution. It also supports MP3, WAV, AAC and OGG codecs, making it suitable for a range of audio formats. The device also has a built-in noise cancellation feature, making it ideal for use in noisy environments. It has a low-power idle mode, allowing it to use less power when no audio information is being processed. It supports both GPIO and USB 2.0 interfaces, making it easy to connect to a wide range of host systems. Working PrincipleThe ISD1612BSY works by first converting an analog audio signal to digital form. This is done by sampling the audio signal at a set rate (typically 44.1 kHz for CD audio quality). The digital audio signal is then processed by the codec and microcontroller to provide the desired audio signal. The processed audio signal is then encoded according to the required audio format (e.g. MP3, WAV, AAC, OGG), and stored as digital data in the device\'s Flash memory. This data can then be read and played back by the device when required. ConclusionThe ISD1612BSY is a versatile and cost-effective voice record and playback system that is suitable for a range of applications. With its integrated codec, low-power microcontroller, noise cancellation feature and integrated Flash memory, the device is set to become an increasingly popular choice for advanced audio applications.

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