CS42L42

CS42L42 Low-Power Audio Codec with SoundWire®–I2S/TDM and Audio Processing System Features Integrated fractional-N PLL Stereo headphone (HP) output with 114-dB dynamic range — Increases system-clock flexibility for audio processing — Class H HP amplifier with four-level automatic or manual supply adjust — Reference clock sourced from either I2S/TDM bit clock or MIPI SoundWire clock — Power output 2 x 35 mW into 30  Mono mic input with 114-dB dynamic range — Low-noise headset bias with integrated bias resistor — 1-VRMS input voltage — Integrated AC-coupling capacitors Integrated detect features — OMTP (Open Mobile Terminal Platform) and AHJ (American headset jack) headset-type detection and configuration with low-impedance internal switches — Mic short (S0 Button) detect with ADC automute — Automatic Hi-Z of headset bias output to ground on headset bias current rise or HP/headset unplug System wake from headset/headphone plug/unplug or S0 button press Audio serial port (ASP) — I2S (two channels) or TDM (up to four channels) — Slave or Hybrid-Master Mode (bit-clock slave and LRCK/FSYNC derived from bit clock) — Sample-rate converter (SRC) for two input channels, with bypass — SRC for one output channel, with bypass — User isochronous audio transport support — Supports up to 192-kHz sample rate to S/PDIF output — Sample rate support for 8 to 192 kHz Integrated power management — Digital core operates from either an external 1.2-V supply or LDO from a 1.8-V...