CS42325
10-In, 6-Out, 2 Vrms Audio CODEC with Headphone
D/A Features
Dual 24-bit Stereo DACs
100 dB Dynamic Range (A-Wtd)
-90 dB THD+N
Integrated Line Driver
– 2 Vrms Output
– Single-Ended Outputs
Integrated Headphone Driver
– 2 x 10 mW into 32 Ω
Stereo 7:1 Output Multiplexer
Volume Control with Soft Ramp
– 0.5 dB Step Size
– Zero Crossing Click-Free Transitions
Selectable Serial Audio Interface Formats
– Left- or Right-Justified, Up to 24-bit
– I²S Up to 24-bit
Selectable 50/15 μs De-Emphasis
Internal Analog Mute
Control Output for External Muting
Popguard® Technology
A/D Features
Single 24-bit Stereo ADC
Stereo 5:1 Input Multiplexer
2 Vrms Single-Ended Inputs
95 dB Dynamic Range (A-Wtd)
-88 dB THD+N
Digital Volume Control with Soft Ramp
– 0.5 dB Step Size
Selectable Serial Audio Interface Formats
– Left-Justified
– I²S
High-Pass Filter or DC Offset Calibration
See System Features, General Description, and Order-
ing information on page 2.
1.8 V to 3.3 V
3.3 V
3.3 V
9 V to12 V
Serial Audio
Inputs
SPI & I2C
Control Data
Interrupt
ADC Overflow
Reset
Serial Audio
Output
Volume
Multibit
Control/Mixer ΔΣ Modulator
Volume
Multibit
Control/Mixer ΔΣ Modulator
Stereo DAC
Stereo DAC
Register Configuration
Internal Voltage
Reference
7:1
MUX
Mute
5
7:1
MUX
Mute
5
7:1
MUX
Mute
5
Mute
Control
Volume
Control/High
Pass Filter
Low-Latency
Decimation
Filter
Multibit
Oversampling
Stereo ADC
5:1
MUX
Stereo Output 1
Stereo Output 2
Stereo Headphone
or Line Output 3
Mute 1
Mute 2
Mute 3
Stereo Input 1
Stereo Input 2
Stereo Input 3
Stereo Input 4
Stereo Input 5
Advance Product Information
http://www.cirrus.com
This document contains information for a new product.
Cirrus Logic reserves the right to modify this product without notice.
Copyright © Cirrus Logic, Inc. 2008
(All Rights Reserved)
JANUARY '08
DS838A2