CS4265
104 dB, 24-Bit, 192 kHz Stereo Audio CODEC
D/A Features
A/D Features
Multi-Bit Delta Sigma Modulator
104 dB Dynamic Range
Multi-Bit Delta Sigma Modulator
104 dB Dynamic Range
-90 dB THD+N
-95 dB THD+N
Up to 192 kHz Sampling Rates
Single-Ended Analog Architecture
Volume Control with Soft Ramp
Stereo 2:1 Input Multiplexer
Programmable Gain Amplifier (PGA)
–
–
± 12 dB Gain, 0.5 dB Step Size
Zero Crossing, Click-Free Transitions
–
0.5 dB Step Size
Pseudo-Differential Stereo Line Inputs
Stereo Microphone Inputs
–
Zero Crossing, Click-Free Transitions
Popguard® Technology
–
–
+32 dB Gain Stage
–
Minimizes the Effects of Output Transients
Low-Noise Bias Supply
Filtered Line-Level Outputs
Selectable Serial Audio Interface Formats
Up to 192 kHz Sampling Rates
–
–
–
Left-Justified up to 24-bit
I²S up to 24-bit
Right-Justified 16-, 18-, 20-, and 24-bit
Selectable Serial Audio Interface Formats
–
–
Left-Justified up to 24-bit
I²S up to 24-bit
High-Pass Filter or DC Offset Calibration
Selectable 50/15 µs De-Emphasis
1.8 V to 5 V
3.3 V to 5 V
3.3 V to 5 V
Volume
Control
Interpolation
Filter
Multibit
ΔΣ Modulator
Switched Capacitor
DAC and Filter
Left DAC Output
Mute Control
Serial
Audio
Input
Mute
Control
Volume
Control
Interpolation
Filter
Multibit
ΔΣ Modulator
Switched Capacitor
DAC and Filter
Right DAC Output
Serial
Audio
Output
IEC60958-3 Transmitter
Transmitter Output
Microphone Bias
Internal Voltage
Reference
Mic Bias
I2C Control
Data
Multibit
Oversampling
ADC
High Pass
Filter
Low-Latency
Anti-Alias Filter
+32 dB
+32 dB
PGA
PGA
Mic Input
1 & 2
Reset
MUX
Multibit
Oversampling
ADC
Stereo
Line Input
High Pass
Filter
Low-Latency
Anti-Alias Filter
Copyright © Cirrus Logic, Inc. 2007
AUGUST '07
DS657F2
(All Rights Reserved)
http://www.cirrus.com