CS4350_07 Datasheet, PDF (1/41 Pages) Cirrus Logic – 192 kHz Stereo DAC with Integrated PLL

CS4350
192 kHz Stereo DAC with Integrated PLL
Features
 Advanced Multi-bit 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 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 5.0 V
Hardware or I²C/
SPI Control Data
Reset
1.5 V to 5.0 V
Serial Audio Input
LRCK
Recovered MCLK
3.3 V to 5.0 V
Register/
Hardware
Configuration
Interpolation
Filter with
Volume
Control
Multibit ΔΣ
Modulator
DAC
Amp
+
Filter
Left
Channel
Output
PCM
Serial
Interface
Interpolation
Filter with
Volume
Control
Multibit ΔΣ
Modulator
DAC
Amp
+
Filter
Right
Channel
Output
RMCK Phase Locked Loop
Internal Voltage
Reference
and Regulation
External
Mute
Control
Left and
Right Mute
Controls
http://www.cirrus.com
Copyright © Cirrus Logic, Inc. 2007
(All Rights Reserved)
JULY '07
DS691F1