CDB43122 Cirrus Logic Inc, CDB43122 Datasheet - Page 2

• Manufacturer Part Number: CDB43122
• Description: Development Kit
• Manufacturer: Cirrus Logic Inc

Specifications of CDB43122

• Silicon Manufacturer: Cirrus Logic
• Application Sub Type: DAC
• Kit Application Type: Data Converter
• Silicon Core Number: CS43122
• Features: Supports PCM Audio & SACD Audio, Requires Only Digital Signal Source
• Kit Contents: Evaluation Board
• Rohs Compliant: No
• Lead Free Status / RoHS Status: 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. CDB43122 SYSTEM OVERVIEW ............................................................................................. 3
2. CS43122 DIGITAL TO ANALOG CONVERTER ....................................................................... 3
3. CS8414A DIGITAL AUDIO RECEIVER .................................................................................... 3
4. EXTERNAL DIGITAL AUDIO DATA AND DSD INPUT PORT .................................................. 3
5. MODE CONTROL ..................................................................................................................... 3
6. AUTOMATIC SWITCHING MODE............................................................................................. 3
7. OUTPUT FILTER ....................................................................................................................... 4
8. POWER SUPPLIES .................................................................................................................. 4
9. GROUNDING AND POWER SUPPLY DECOUPLING ............................................................. 4
10. CS43122 MODE SETTINGS..................................................................................................... 6
11. SCHEMATICS ......................................................................................................................... 7
12. PCB ARTWORK .................................................................................................................... 10
Figure 1. Power Supply ................................................................................................................... 6
Figure 2. Output Filter ..................................................................................................................... 7
Figure 3. Input Reciever, DAC ........................................................................................................ 8
Figure 4. Silkscreen Top ................................................................................................................. 9
Figure 5. Top Layer ....................................................................................................................... 10
Figure 6. Second Layer ................................................................................................................. 11
Figure 7. Third Layer ..................................................................................................................... 12
Figure 8. Bottom Layer.................................................................................................................. 13
Table 1. Single Speed (16 to 50 kHz) Digital Interface Format Options.......................................... 5
Table 2. Single Speed (16 to 50 kHz) De-Emphasis Options ......................................................... 5
Table 3. Double Speed (50 to 100 kHz) Sample Rate Mode Options............................................. 5
Table 4. Quad Speed(100 to 200 kHz) Sample Rate Mode Options .............................................. 5
Table 5. 8x Interpolated Input Mode Options (CS43122 only) ........................................................ 5
Table 6. Direct Stream Digital Options (CS43122 only) ................................................................. 5
Table 7. SWITCH S2 MODE SETTINGS TABLE........................................................................... 6
CDB43122
DS526DB1