CS43L22 Datasheet PDF - Cirrus Logic

●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