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The WM8860GEFL/RV is a multi-channel High Definition Audio CODEC designed for high-performance portable PC audio systems. It features two stereo DACs and two stereo ADCs, supporting four channels of digital audio conversion. The device integrates a ground-referenced stereo headphone amplifier with charge pump technology, differential line outputs, and an S/PDIF transmitter compatible with IEC-60958-3. It supports IEEE-754 single precision 32-bit floating point data formats and includes a digital microphone interface for up to four independent microphones. The component operates on separate power supplies: 1.62V–1.98V for the digital core, 2.97V–3.63V for the digital buffer, and 4.5V–5.25V for analogue circuits.
Verify the specific ordering suffix against current manufacturer documentation to confirm package type and tape-and-reel specifications. Confirm RoHS compliance status through official datasheets or product change notifications prior to procurement. Ensure that the required voltage rails match the specified operating conditions for the digital core, digital buffer, and analogue sections.
Select this component when designing systems requiring full HDA 1.0 compliance and multi-channel digital audio processing. Verify that the system architecture can support the distinct voltage requirements for digital and analogue domains. Consider the integrated headphone driver and S/PDIF transmitter if external components are to be minimized in the design.
The WM8860 belongs to Cirrus Logic's portfolio of high-definition audio codecs tailored for PC applications. It serves as a central audio interface for modern computing platforms, bridging digital host controllers with various analogue audio peripherals. The device consolidates multiple audio functions into a single 48-pin QFN package to reduce board space.
Public confirmed substitute part numbers are not available in the provided source material.