Wcd9341 Datasheet (Cross-Platform)

A MIPI-standard interface used for routing audio to digital microphones and smart amplifiers. I2S/PCM: Legacy ports for peripheral compatibility. 3. Pin Configuration and Package Details

The WCD9341 is engineered to meet ultra-low distortion and high dynamic range standards required for high-resolution audio certification. Key Performance Metrics Up to 130 dB

TYPICAL PINOUT CATEGORIES (TOP VIEW CONCEPT) +---------------------------------------------------+ | [VDD_ANA] [VDD_DIG] [MIC_BIAS1] [MIC_IN1_P] | -> Power & Mic Inputs | [SWR_CLK] [SWR_DATA] [SLIM_CLK] [SLIM_DAT] | -> Digital Bus Interfaces | [HPH_L] [HPH_R] [HPH_GND] [GND_ANA] | -> Headphone Output Analogue +---------------------------------------------------+ Critical Pins to Reference During Troubleshooting wcd9341 datasheet

Small footprint, ideal for densely packed flagship smartphone motherboards. 4. WCD9341 Applications & Compatibility

Input pins for digital core (typically 1.2V), analog blocks (1.8V), and charge pumps. Analog Microphone Inputs A MIPI-standard interface used for routing audio to

Open-source wcd934x driver files contain complete register definitions and power-sequencing steps.

Given its widespread use in flagship smartphones, the WCD9341 is also a common for audio‑related hardware faults: Pin Configuration and Package Details The WCD9341 is

| Mode | Current | Power | |------|---------|-------| | Playback (44.1 kHz, 16-bit, no DSP) | 12.5 mA | 22.5 mW | | Playback (384 kHz, 32-bit, all filters) | 31.2 mA | 56.2 mW | | DSD256 playback | 28.4 mA | 51.1 mW | | Record (2x ADC, 48 kHz) | 8.1 mA | 14.6 mW | | Record + ANC (ADC0 + ADC1 + DSP) | 18.5 mA | 33.3 mW | | Standby (register retention) | 210 µA | 0.38 mW | | Shutdown | 2 µA | 0.0036 mW |

Real-world measured performance (from LG V20/G6 using WCD9341 + ESS9218 combo):

The WCD9341 is controlled via I²C (up to 400 kHz) or SLIMbus. Key register groups:

If you are working on a specific hardware layout or software integration task, let me know: