For engineers and hobbyists looking to integrate this chip into a custom board or repair a high-end device, the is the ultimate reference manual. However, finding a complete, readable datasheet for this proprietary component is notoriously difficult due to Qualcomm’s Non-Disclosure Agreements (NDAs).
Any you are encountering in your kernel logs
Before you power up the chip, consult the "Absolute Maximum Ratings" table in the WCD9341 datasheet. Exceeding these values will destroy the IC:
Drivers engineered for both high-efficiency speaker output and ultra-low-distortion headphone playback. Technical Specifications and Performance wcd9341 datasheet
Outline the for analog audio lines to prevent static noise.
: Includes integrated technologies for echo cancellation and noise suppression to improve call clarity.
I can provide target snippets or hardware design rules based on your project requirements. For engineers and hobbyists looking to integrate this
Native playback for up to 32-bit/384kHz PCM and DSD512 audio files .
It is the standard Audio Codec IC for the Samsung Galaxy S8 and Note 8 .
| Metric | WCD9341 | WCD9375 | WCD9370 | | -------------------- | --------------- | ----------- | -------------- | | Dynamic Range (Playback) | | 123 dB | 120 dB | | THD+N (Playback) | −109 dB | −105 dB | −96 dB | | Dynamic Range (Recording) | 109 dB | 109 dB | 104 dB | | Hi‑Fi Power | 34 mW | 28.52 mW | 16.1 mW | | Low‑Power Listening | 6 mW | 6 mW | 6 mW | | Playback Resolution | 384 kHz/32‑bit | 384 kHz/32‑bit | 192 kHz/24‑bit | Exceeding these values will destroy the IC: Drivers
These open‑source drivers and bindings make it straightforward to add WCD9341 support to custom Android or embedded Linux systems.
While full official datasheets are often restricted to Qualcomm partners, technical summaries and "Aqstic" marketing reveals several "gold standard" features: Integrated Hi-Fi DAC/Amp
This article acts as a comprehensive guide to the datasheet—aggregating public specifications, pinout expectations, electrical characteristics, and application notes that are typically scattered across the web.