WM8983GEFL/V

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The WM8983GEFL/V is a combined codec from Wolfson Microelectronics offering multiple audio functions on a single chip. The device integrates an audio CODEC, an integrated Class D speaker driver and a power management system. Originally designed for use in mobile devices such as PDAs, smartphones and tablet PCs, the chip can also be found in portable media players, digital cameras, TVs and TVs with digital media players. Wolfson Microelectronics’ WM8983GEFL/V can provide a compact, low-power platform for audio applications by combining a high-performance multi-channel audio CODEC, a power-efficient Class D speaker driver and a micro-processor in one chip.

The WM8983GEFL/V offers four audio functions including an audio CODEC with sample rate converter and data security, a power management system with integrated multiple regulators, a Class D power amplifier and an enhanced full duplex walkie-talkie. The integrated power management system includes multiple output voltage regulators and boost regulators, while the Class D speaker driver provides a well-balanced stereo sound with an ultra-low output power consumption. In addition, the chip features an enhanced full duplex walkie-talkie for transmitting and receiving voice over a wireless link.

The audio CODEC of the WM8983GEFL/V supports various sample rate converters and can process multiple channels of digital audio data up to 24-bit. It allows for the application of effects such as bass boost, 3D sound and noise reduction. The device provides additional functions such as speech decoding and encoding, FIFO and DMA buffering, and other ancillary functions. The power management system provides power supply for all audio functions and micro-controller operations, as well as integrated boost regulators for increased performance.

In addition to its audio functions, the chip also features a low voltage TFT-LCD driver allowing for direct connection to the TFT-LCD panel. The integrated micro-controller can support multiple bus interfaces, allowing the user to maximize system connectivity. Moreover, the device can be implemented in a wide range of power supply options including Li-polymer and Li-Ion batteries. Its extreme low power consumption enables long battery life, making it an ideal choice for power sensitive audio applications.

The WM8983GEFL/V is compatible with various microprocessors and DSP cores such as ARM Cortex, MIPS, STMicroelectronics ST20, TI DSP and DSPCE. It supports multiple bus structures, including SPI, I2C, USB, UART, I2S and TDM interfaces. In addition, it supports audio protocol, data rate modulation and digital audio interface for a wide range of digital audio applications. The complete solution also includes highly optimized software libraries for easy integration into various host systems.

In conclusion, the Wolfson Microelectronics WM8983GEFL/V is a highly integrated single-chip solution combining audio CODEC, class D speaker driver, power management system, TFT-LCD driver and micro-controller controller in one. Its ultra-low power consumption enables long battery life and optimal performance in power-sensitive audio applications.

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