WM8860GEFL/V

Overview

The WM8860GEFL/V is a multi-channel High Definition Audio CODEC designed for high-performance portable PC audio systems. It features full compatibility with the Intel High Definition Audio (HDA) specification revision 1.0, enabling seamless integration with industry-standard HDA controllers. The device includes two stereo DACs and two stereo ADCs to support four channels of high-definition audio. It operates within a digital core voltage range of 1.62V to 1.98V, a digital buffer voltage of 2.97V to 3.63V, and an analogue supply voltage of 4.5V to 5.25V. The component supports DAC sampling frequencies from 8kHz to 192kHz and ADC sampling frequencies from 8kHz to 96kHz.

Feature Summary

• Supports four-channel audio conversion with integrated ground-referenced stereo headphone driver and differential line outputs.
• Includes a fully compatible S/PDIF transmitter adhering to IEC-60958-3 standards for digital audio transmission.
• Features a multi-channel digital microphone interface capable of supporting up to four independent digital microphones.
• Provides jack detect and load impedance sensing capabilities alongside dedicated GPIO pins for external system control.

Applications

• High performance PC audio
• All-in-one desktop PC
• Notebook PC

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and environmental compliance. Confirm current availability status as components may be subject to discontinuation or limited stock. Ensure that any substitute parts maintain identical pinout configurations and electrical specifications to guarantee functional compatibility in existing designs.

Selection Notes

Select this component for applications requiring strict adherence to the Intel HDA specification revision 1.0. Evaluate power supply requirements carefully, noting the distinct voltage domains for digital core, digital buffer, and analogue sections. Consider the thermal performance characteristics associated with the 48-pin QFN package when designing the PCB layout for adequate heat dissipation.

Part Context

The WM8860 belongs to Cirrus Logic's portfolio of high-performance audio codecs tailored for portable computing platforms. It integrates advanced charge pump and DC servo technologies to minimize system cost while maintaining high audio quality. The device is housed in a compact 48-pin 7mm x 7mm QFN package, facilitating space-constrained designs in modern notebook and all-in-one PC architectures.

Replacement Considerations

No public confirmed substitute part numbers are available.