CDB8130
TABLE OF CONTENTS
1 CS8130 INFRARED TRANSCEIVER ........................................................................................ 3
1.1 Power Supply Circuitry and Grounding .............................................................................. 3
1.2 Reset Circuit ...................................................................................................................... 3
1.3 Optical Interface ................................................................................................................. 3
1.4 RS-232 Interface ................................................................................................................ 5
1.5 Header Interface ................................................................................................................ 5
1.6 Clock Selection .................................................................................................................. 6
1.7 Power Down ....................................................................................................................... 6
1.8 Status Indicator LEDs ........................................................................................................ 6
1.9 Software ............................................................................................................................. 6
2 REVISION HISTORY .............................................................................................................. 10
LIST OF FIGURES
Figure 1. CS8130 and RS-232 Level Translator ............................................................................. 4
Figure 2. Power Supply Circuitry..................................................................................................... 5
Figure 3. Reset Circuit..................................................................................................................... 5
Figure 5. Unused Gates and Resistors ........................................................................................... 7
Figure 4. Power Supply Circuitry..................................................................................................... 7
Figure 6. Component-side Silkscreen (Not to Scale) ...................................................................... 8
Figure 7. Component-side Trace Layer (Not to Scale).................................................................... 9
Figure 8. Solder-side Trace Layer (Not to Scale).......................................................................... 10
Contacting Cirrus Logic Support
For all product questions and inquiries contact a Cirrus Logic Sales Representative.
To find the one nearest to you go to www.cirrus.com
IMPORTANT NOTICE
Cirrus Logic, Inc. and its subsidiaries (“Cirrus”) believe 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, indemnification, and limitation of liability. No responsibility is assumed by Cirrus
for the use of this information, including use of this information as the basis for manufacture or sale of any items, or for infringement of patents or other rights of third
parties. This document is the property of Cirrus and by furnishing this information, Cirrus grants no license, express or implied under any patents, mask work rights,
copyrights, trademarks, trade secrets or other intellectual property rights. Cirrus owns the copyrights associated with the information contained herein and gives con-
sent for copies to be made of the information only for use within your organization with respect to Cirrus integrated circuits or other products of Cirrus. 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.
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL INJURY, OR SEVERE PROP-
ERTY OR ENVIRONMENTAL DAMAGE (“CRITICAL APPLICATIONS”). CIRRUS PRODUCTS ARE NOT DESIGNED, AUTHORIZED OR WARRANTED FOR USE
IN AIRCRAFT SYSTEMS, MILITARY APPLICATIONS, PRODUCTS SURGICALLY IMPLANTED INTO THE BODY, AUTOMOTIVE SAFETY OR SECURITY DE-
VICES, LIFE SUPPORT PRODUCTS OR OTHER CRITICAL APPLICATIONS. INCLUSION OF CIRRUS PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD
TO BE FULLY AT THE CUSTOMER'S RISK AND CIRRUS DISCLAIMS AND MAKES NO WARRANTY, EXPRESS, STATUTORY OR IMPLIED, INCLUDING THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE, WITH REGARD TO ANY CIRRUS PRODUCT THAT IS USED
IN SUCH A MANNER. IF THE CUSTOMER OR CUSTOMER'S CUSTOMER USES OR PERMITS THE USE OF CIRRUS PRODUCTS IN CRITICAL APPLICA-
TIONS, CUSTOMER AGREES, BY SUCH USE, TO FULLY INDEMNIFY CIRRUS, ITS OFFICERS, DIRECTORS, EMPLOYEES, DISTRIBUTORS AND OTHER
AGENTS FROM ANY AND ALL LIABILITY, INCLUDING ATTORNEYS' FEES AND COSTS, THAT MAY RESULT FROM OR ARISE IN CONNECTION WITH
THESE USES.
Cirrus Logic, Cirrus, and the Cirrus Logic logo designs are trademarks of Cirrus Logic, Inc. All other brand and product names in this document may be trademarks
or service marks of their respective owners.
IBM is a registered trademark of International Business Machines Corporation.
Temic is a registered trademark of Temic Telefunken Microelectronics, GmbH.
Hewlett-Packard is a registered trademark of Hewlett-Packard Corporation.
2
DS170DB5
CIRRUS [ CIRRUS LOGIC ]
