192kHz DAC
CS4349
192-kHz DAC with Volume Control and 1 Vrms @ 3.3 V
Features
Advanced multibit delta–sigma architecture 101 ...
Description
CS4349
192-kHz DAC with Volume Control and 1 Vrms @ 3.3 V
Features
Advanced multibit delta–sigma architecture 101 dB dynamic range -91 dB THD+N at 5.0 V -84 dB THD+N at 3.3 V 24-bit conversion Supports audio sample rates up to 192 kHz Low-latency digital filtering Single-ended analog output architecture 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)
+3.3 V or +5.0 V analog supply
+1.5 V to +5.0 V logic supplies for serial port
+3.3 V 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 – 1/2 dB step size – Zero-crossing click-free transitions
3.3 V to 5 V
Hardware or I2C/ SPI Control Data
Reset
3.3 V to 5 V
Register/ Hardware Configuration
Interpolation Filter with Volume Control
Multibit
Modulator
DAC
Amp +
Filter
Left Channel Output
Level Translator
1.5 V to 5 V Serial Audio Input
Level Translator
PCM Serial Interface
Interpolation Filter with Volume Control
Multibit
Modulator
DAC
Internal Voltage Reference
and Regulation
Amp +
Filter
Right Channel Output
External Mute
Control
Left and Right Mute Controls
http://www.cirrus.com
Copyright Cirrus Logic, Inc. 2013 (All Rights Reserved)
APR ‘13 DS782F2
...
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