WM8741-6060-DS28-EV2-REV1 Schematic and Layout

WM8741-6060-DS28-EV2-REV1
Schematic and Layout
DOC TYPE:
SCHEMATIC AND LAYOUT
BOARD REFERENCE:
WM8741-6060-DS28-EV2-REV1
BOARD TYPE:
Customer Standalone
WOLFSON DEVICE(S):
WM8741
DATE:
October 2008
DOC REVISION:
Rev 1.0
Customer Information
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WM8741-6060-DS28-EV2-REV1
Schematic and Layout
SCHEMATIC
Customer Information
Sheet 1: Functional Diagram
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Sheet 2: Pin Configuration
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Sheet 3: S/PDIF Input
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Sheet 4: Digital I/O
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Sheet 5: USB Interface
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Sheet 6: USB Power and I/O
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Sheet 7: WM8741
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Sheet 8: Left Analogue Output
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Sheet 9: Right Analogue Output
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Sheet 10: Power
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Sheet 11: Reference Tables
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BILL OF MATERIALS (BOM)
Customer Information
BOM Revision: 1.09
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PCB LAYOUT
Top Layer: Overview
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Top Layer: Silkscreen + Copper
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Top Layer: Copper
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Layer 2: Copper
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Layer 3: Copper
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Bottom Layer: Copper
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GENERIC BOARD CONFIGURATION
3-wire software control mode
Default register settings are 24-bit I2S, 48kHz, stereo configuration
+12V
0V
-12V
Left
Output
S/PDIF
Input
Right
Output
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Schematic and Layout
APPLICATION SUPPORT
If you require more information or require technical support, please contact the Wolfson Microelectronics Applications group through the following channels:
Email:
Telephone Apps:
Fax:
Mail:
[email protected]
+44 (0) 131 272 7070
+44 (0) 131 272 7001
Applications Engineering at the address on the last page
or contact your local Wolfson representative.
Additional information may be made available on our web site at: http://www.wolfsonmicro.com
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IMPORTANT NOTICE
Wolfson Microelectronics plc (“Wolfson”) products and services are sold subject to Wolfson’s terms and conditions of sale, delivery and payment supplied at the time of order
acknowledgement.
Wolfson warrants performance of its products to the specifications in effect at the date of shipment. Wolfson reserves the right to make changes to its products and specifications or
to discontinue any product or service without notice. Customers should therefore obtain the latest version of relevant information from Wolfson to verify that the information is
current.
Testing and other quality control techniques are utilised to the extent Wolfson deems necessary to support its warranty. Specific testing of all parameters of each device is not
necessarily performed unless required by law or regulation.
In order to minimise risks associated with customer applications, the customer must use adequate design and operating safeguards to minimise inherent or procedural hazards.
Wolfson is not liable for applications assistance or customer product design. The customer is solely responsible for its selection and use of Wolfson products. Wolfson is not liable
for such selection or use nor for use of any circuitry other than circuitry entirely embodied in a Wolfson product.
Wolfson’s products are not intended for use in life support systems, appliances, nuclear systems or systems where malfunction can reasonably be expected to result in personal
injury, death or severe property or environmental damage. Any use of products by the customer for such purposes is at the customer’s own risk.
Wolfson does not grant any licence (express or implied) under any patent right, copyright, mask work right or other intellectual property right of Wolfson covering or relating to any
combination, machine, or process in which its products or services might be or are used. Any provision or publication of any third party’s products or services does not constitute
Wolfson’s approval, licence, warranty or endorsement thereof. Any third party trade marks contained in this document belong to the respective third party owner.
Reproduction of information from Wolfson datasheets is permissible only if reproduction is without alteration and is accompanied by all associated copyright, proprietary and other
notices (including this notice) and conditions. Wolfson is not liable for any unauthorised alteration of such information or for any reliance placed thereon.
Any representations made, warranties given, and/or liabilities accepted by any person which differ from those contained in this datasheet or in Wolfson’s standard terms and
conditions of sale, delivery and payment are made, given and/or accepted at that person’s own risk. Wolfson is not liable for any such representations, warranties or liabilities or for
any reliance placed thereon by any person.
ADDRESS:
Wolfson Microelectronics plc
Westfield House
26 Westfield Road
Edinburgh
EH11 2QB
United Kingdom
Tel :: +44 (0)131 272 7000
Fax :: +44 (0)131 272 7001
Email :: [email protected]
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