General Description
●The CS43L22 is a highly integrated, low power stereo DAC with headphone and Class D speaker amplifiers. The CS43L22 offers many features suitable for low power, portable system applications.
●FEATURES
●♦ 98 dB Dynamic Range (A-wtd)
●♦ 88 dB THD+N
●♦ Headphone Amplifier - GND Centered
●– No DC-Blocking Capacitors Required
●– Integrated Negative Voltage Regulator
●– 2 x 23 mW into Stereo 16 Ω @ 1.8 V
●– 2 x 44 mW into Stereo 16 Ω @ 2.5V
●♦ Stereo Analog Input Passthrough Architecture
●– Analog Input Mixing
●– Analog Passthrough with Volume Control
●♦ Digital Signal Processing Engine
●– Bass & Treble Tone Control, De-Emphasis
●– PCM Input w/Independent Vol Control
●– Master Digital Volume Control and Limiter
●– Soft-Ramp & Zero-Cross Transitions
●♦ Programmable Peak-Detect and Limiter
●♦ Beep Generator w/Full Tone Control
●– Tone Selections Across Two Octaves
●– Separate Volume Control
●– Programmable On and Off Time Intervals
●– Continuous, Periodic, One-Shot Beep Selections
