CS43L21

CS43L21 Low-Power, Stereo Digital-to-Analog Converter FEATURES  98 dB dynamic range (A-weighted)  -86 dB THD+N  Headphone amplifier–GND centered – On-chip charge pump provides -VA_HP – No DC-blocking capacitor required – 46 mW power into stereo 16  @ 1.8 V – 88 mW power into stereo 16  @ 2.5 V – -75 dB THD+N  Digital signal processing engine – Bass and treble tone control, de-emphasis – PCM mix with independent volume control – Master digital volume control and limiter – Soft-ramp and zero-cross transitions  Beep generator – Tone selections across two octaves – Separate volume control – Programmable On and Off time intervals – Continuous, periodic, or one-shot beep selections  Programmable peak-detect and limiter  Pop and click suppression SYSTEM FEATURES  24-bit Conversion  4- to 96-kHz sample rate  Multibit delta–sigma architecture  Low power operation – Stereo playback: 12.93 mW @ 1.8 V  Variable power supplies – 1.8- to 2.5-V digital and analog – 1.8- to 3.3-V interface logic  Power-down management  Software Mode (I²C™ and SPI™ control)  Hardware mode (standalone control)  Digital routing/mixes: – Mono mixes  Flexible clocking options – Master or slave operation – High-impedance digital output option (for easy MUXing between DAC and other data sources) – Quarter-speed mode (allows 8-kHz Fs while maintaining a flat noise floor up to 16 kHz) APPLICATIONS  Portable audio players  MD players  PDAs  Personal media players  Portable game consoles  Sm...