CDB4392 Cirrus Logic Inc, CDB4392 Datasheet - Page 2
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CDB4392
Manufacturer Part Number
CDB4392
Description
EVALUATION BOARD FOR CS4392
Manufacturer
Cirrus Logic Inc
Specifications of CDB4392
Number Of Dac's
2
Number Of Bits
24
Outputs And Type
2, Differential
Sampling Rate (per Second)
192k
Data Interface
Serial
Dac Type
Voltage
Voltage Supply Source
Analog and Digital
Operating Temperature
-10°C ~ 70°C
Utilized Ic / Part
CS4392
Description/function
Audio D/A
Operating Supply Voltage
5 V
Product
Audio Modules
For Use With/related Products
CS4392
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
TABLE OF CONTENTS
LIST OF FIGURES
LIST OF TABLES
2
Contacting Cirrus Logic Support
For a complete listing of Direct Sales, Distributor, and Sales Representative contacts, visit the Cirrus Logic web site at:
http://www.cirrus.com/corporate/contacts/sales.cfm
Preliminary product information describes products which are in production, but for which full characterization data is not yet available. Advance product infor-
mation describes products which are in development and subject to development changes. Cirrus Logic, Inc. has made best efforts to ensure that the information
contained in this document is accurate and reliable. However, the information is subject to change without notice and is provided “AS IS” without warranty of
any kind (express or implied). Customers are advised to obtain the latest version of relevant information to verify, before placing orders, that information being
relied on is current and complete. All products are sold subject to the terms and conditions of sale supplied at the time of order acknowledgment, including those
pertaining to warranty, patent infringement, and limitation of liability. No responsibility is assumed by Cirrus Logic, Inc. for the use of this information, including
use of this information as the basis for manufacture or sale of any items, nor for infringements of patents or other rights of third parties. This document is the
property of Cirrus Logic, Inc. and by furnishing this information, Cirrus Logic, Inc. grants no license, express or implied under any patents, mask work rights,
copyrights, trademarks, trade secrets or other intellectual property rights of Cirrus Logic, Inc. Cirrus Logic, Inc., copyright owner of the information contained
herein, gives consent for copies to be made of the information only for use within your organization with respect to Cirrus Logic integrated circuits or other parts
of Cirrus Logic, Inc. The same consent is given for similar information contained on any Cirrus Logic website or disk. This consent does not extend to other
copying such as copying for general distribution, advertising or promotional purposes, or for creating any work for resale. The names of products of Cirrus Logic,
Inc. or other vendors and suppliers appearing in this document may be trademarks or service marks of their respective owners which may be registered in some
jurisdictions. A list of Cirrus Logic, Inc. trademarks and service marks can be found at http://www.cirrus.com.
1. CDB4392 SYSTEM OVERVIEW .............................................................................................. 3
2. CS4392 DIGITAL TO ANALOG CONVERTER ........................................................................ 3
3. CS8414 DIGITAL AUDIO RECEIVER ...................................................................................... 3
4. CS8414 DATA FORMAT .......................................................................................................... 3
5. INPUT/OUTPUT FOR CLOCKS AND DATA ........................................................................... 4
6. POWER SUPPLY CIRCUITRY ................................................................................................. 4
7. GROUNDING AND POWER SUPPLY DECOUPLING ............................................................ 4
8. CONTROL PORT SOFTWARE ................................................................................................ 4
9. DSD OPERATION .................................................................................................................... 4
10. ANALOG OUTPUT FILTER .................................................................................................. 5
Figure 1. System Block Diagram and Signal Flow .......................................................................... 8
Figure 2. CS4392 and Level Shifters .............................................................................................. 9
Figure 3. Channel A Selectable Instrumentation Amplifier............................................................ 10
Figure 4. Channel B Selectable Instrumentation Amplifier............................................................ 11
Figure 5. Channel A Audio Output and Mute Circuit ..................................................................... 12
Figure 6. Channel B Audio Output and Mute Circuit .................................................................... 13
Figure 7. CS8414 Digital Audio Receiver...................................................................................... 14
Figure 8. I/O for Clocks and Data.................................................................................................. 15
Figure 9. Control Port Interface ..................................................................................................... 16
Figure 10. Power Supply and Reset Circuitry ............................................................................... 17
Figure 11. Silkscreen Top ............................................................................................................. 18
Figure 12. Top Side....................................................................................................................... 19
Figure 13. Bottom Side.................................................................................................................. 20
Table 1. CS8414 Supported Formats.............................................................................................. 3
Table 2. System Connections ......................................................................................................... 5
Table 3. CDB4392 Jumper and Switch settings - STAND-ALONE MODE ..................................... 6
Table 4. CDB4392 Jumper and Switch settings - CONTOL PORT MODE..................................... 7
CDB4392
DS459DB1