TLV320AIC25EVM

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TLV320AIC25EVM is an evaluation and demonstration board manufactured by Texas Instruments. It has been designed to allow users to explore the features and specifications of Audio Codec chip – TLV320AIC25. The board can be used as a cost-effective solution during design and prototyping of products that require audio high-quality digital-analog conversion.

The Audio Codec Chip TLV320AIC25 is a low power, 26-bit, stereo coder-decoder with an integrated analog-to-digital converter, digital-to-analog converter, integrated sample rate converter, digital audio interface and digital volume control. TLV320AIC25EVM board helps in evaluation, prototyping, and demonstration of applications that require high-quality audio conversion. It can be used in a variety of application fields including automotive infotainment, home audio, mobile phones, portable audio, and professional audio equipment.

TLV320AIC25EVM is based on the EVM-TLV320AIC25 audio codec chip. It has features like a low power stereo coder-decoder, integrated ADC, DAC, sample rate converter, digital audio interface and digital volume control. It has a stereo codec with a 64 pin, 14mm x 14mm package. The board has four input gains and four output gains which can be adjusted for the best performance. Its programmable line input and output mixer gain and digital gain can be adjusted to an optimal level. There are special functions like CUTOFF, FOCUS, AGC, and so on that can be enabled or disabled as per user requirements.

The board can be connected to single or multiple slaves to achieve true stereo sound. This enables the user to evaluate and demonstrate audio applications with high-quality audio signals for a variety of applications. The board has digital volume controls, mix controls, line-in and line-out connections, and an 8-bit ADC for further flexibility. It also has multiple operating temperatures for maximum noise-free performance.

The board is powered by a 5V DC power supply. The board has two independent audio output channels, mono and stereo, for stereo audio playback from an integrated DAC. It includes integrated digital audio codec along with S/PDIF output for connecting to an external audio device. The board is capable of accepting up to 96 kHz sample rate. It has integrated digital audio interface for connecting to CMOS input and output devices. It also has integrated digital signal processor which supports single to four channel audio processing.

TLV320AIC25EVM has a good user-friendly design. It is small enough to be used in numerous applications. The evaluation and demonstration board can be used to evaluate products based on the TLV320AIC25 codec and to develop and demonstrate audio applications. By using it, designers can understand the features, performance and specifications of TLV320AIC25. This helps in shortening the design cycle and achieving audio solutions with optimal performance in less time.

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