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

CS43L22屬于集成電路（IC） > ADC/DAC - 特殊用途。凌云邏輯制造生產(chǎn)的CS43L22ADC/DAC - 特殊用途該產(chǎn)品族中的產(chǎn)品可用于模擬和數(shù)字表示的信息轉換，適用于特定用例，或集成了通用數(shù)據(jù)轉換器中不常見的其他功能。例如針對超聲或汽車雷達應用集成了低噪聲放大器和可變增益級的器件、注重音頻和視頻的產(chǎn)品、在段碼式顯示器上集成顯示測量值功能的器件、集成輸入輸出電氣隔離的器件等。