192-kHz Stereo DAC
CS4350
192-kHz Stereo DAC with Integrated PLL
Features
Advanced multibit delta-sigma architecture 109-dB dynamic r...
Description
CS4350
192-kHz Stereo DAC with Integrated PLL
Features
Advanced multibit delta-sigma architecture 109-dB dynamic range -91-dB THD+N 24-bit conversion Supports audio sample rates up to 192 kHz Low-latency digital filtering Single-ended or differential analog output
architecture Integrated PLL locks to incoming left-right
clock – Eliminates the need for external master-
clock routing – Reduces interference and jitter sensitivity – No external loop filter components required Automatic sample-rate range detection
Popguard® technology for control of clicks and pops
Hardware popguard disable for fast startups
Supports all standard serial audio formats including time-division multiplexed (TDM)
+1.5- to 5.0-V logic supplies for serial port
+3.3- to 5.0-V control port interface
Control Port Mode Features
SPI™ and I²C Modes
ATAPI mixing
Mute control for individual channels
Digital volume control with soft ramp – 127.5-dB attenuation – 0.5-dB step size – Zero-crossing click-free transitions
3.3 V to 5.0 V Hardware or I2C/ SPI Control Data
Reset
1.5 V to 5.0 V
Serial Audio Input LRCK
Recovered MCLK
Level Translator
Level Translator
3.3 V to 5.0 V
Register/ Hardware Configuration
Interpolation Filter with Volume Control
Multibit
Modulator
DAC
Amp +
Filter
Left Channel Output
PCM Serial Interface
Interpolation Filter with Volume Control
Multibit
Modulator
DAC
Amp +
Filter
Right Channel Output
RMCK
RMCK Phase Locked Loop
Intern...
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