
Cirrus Logic
Description
The CS43L42 is a complete stereo digital-to-analog output system including interpolation, 1-bit D/A conversion, analog filtering, volume control, line level outputs, and a headphone amplifier, in a 24-pin TSSOP package.
FEATUREs
❐ 1.8 to 3.3 Volt supply
❐ 24-Bit conversion / 96 kHz sample rate
❐ 96 dB dynamic range at 3 V supply
❐ -85 dB THD+N
❐ Low power consumption
❐ Digital volume control
• 96 dB attenuation, 1 dB step size
❐ Digital bass and treble boost
• Selectable corner frequencies
• Up to 12 dB boost in 1 dB increments
❐ Peak signal limiting to prevent clipping
❐ De-emphasis for 32 kHz, 44.1 kHz, and 48 kHz
❐ Headphone amplifier
• up to 25 mWrms power output into 16 Ω load*
• 25 dB analog attenuation and mute
• Zero crossing click free level transitions
❐ ATAPI mixing functions
❐ 24-Pin TSSOP package
* 1 kHz sine wave at 3.3V supply