WM9715CLGEFL/V

Overview

The WM9715CLGEFL/V is a highly integrated AC’97 audio and touchpanel CODEC designed for mobile computing. It features a stereo DAC with 90dB SNR and an ADC with 88dB SNR, alongside on-chip headphone and speaker drivers. The device supports resistive touchpanels with 12-bit resolution and includes auxiliary ADC inputs and battery monitoring comparators. Operating at 1.8V to 3.6V, it utilizes a single AC-Link interface and is housed in a 48-lead QFN package.

Feature Summary

• Integrated stereo audio codec with variable rate audio support
• On-chip mono speaker driver and headphone amplifier
• Resistive touchpanel digitizer with pen-down detection
• Auxiliary analog-to-digital converter and battery monitoring comparators

Applications

• Personal Digital Assistants (PDA)
• Smartphones
• Handheld and Tablet Computers

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm package type and moisture sensitivity level. Ensure the component matches the required temperature range and lead-free specifications for your assembly process.

Selection Notes

Select this component for systems requiring combined audio processing and touch input handling within a compact form factor. Verify that the host controller supports the AC’97 Rev 2.2 standard and can manage the specific power management modes required by the application.

Part Context

This part belongs to the Wolfson Microelectronics WM9715L series of mixed-signal codecs. It is specifically engineered for portable devices where space and power efficiency are critical constraints, integrating multiple peripheral functions into a single chip.

Replacement Considerations

Check for pin-compatible alternatives within the same product family or from other manufacturers offering similar AC’97 interfaces. Confirm that any substitute maintains the required touchpanel resolution and audio performance metrics.