CS61880-IQZ Cirrus Logic Inc, CS61880-IQZ Datasheet - Page 2

• Manufacturer Part Number: CS61880-IQZ
• Description: IC Octal E1 Line Interface Unit
• Manufacturer: Cirrus Logic Inc

TABLE OF CONTENTS
2
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:
IMPORTANT NOTICE
“Preliminary” product information describes products that are in production, but for which full characterization data is not yet available. 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, patent infringement, 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 here-
in and gives consent 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.
An export permit needs to be obtained from the competent authorities of the Japanese Government if any of the products or technologies described in this ma-
terial and controlled under the “Foreign Exchange and Foreign Trade Law” is to be exported or taken out of Japan. An export license and/or quota needs to be
obtained from the competent authorities of the Chinese Government if any of the products or technologies described in this material is subject to the PRC Foreign
Trade Law and is to be exported or taken out of the PRC.
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL INJURY, OR SEVERE
PROPERTY 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, LIFE SUPPORT PRODUCTS
OR OTHER CRITICAL APPLICATIONS (INCLUDING MEDICAL DEVICES, AIRCRAFT SYSTEMS OR COMPONENTS AND PERSONAL OR AUTOMOTIVE
SAFETY OR SECURITY DEVICES). INCLUSION OF CIRRUS PRODUCTS IN SUCH APPLICATIONS IS UNDERSTOOD TO BE FULLY AT THE CUSTOM-
ER'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 APPLICATIONS, 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 trade-
marks or service marks of their respective owners.
Intel is a registered trademark of Intel Corporation.
Motorola is a registered trademark of Motorola, Inc.
1. PIN OUT - 144-PIN LQFP PACKAGE
2. PIN OUT - 160-BALL FBGA PACKAGE .................................................................................. 8
3. PIN DESCRIPTIONS ................................................................................................................ 9
4. OPERATION ........................................................................................................................... 22
5. POWER-UP ............................................................................................................................. 22
6. MASTER CLOCK ................................................................................................................... 22
7. G.772 MONITORING .............................................................................................................. 22
8. BUILDING INTEGRATED TIMING SYSTEMS (BITS) CLOCK MODE .................................. 23
9. TRANSMITTER ....................................................................................................................... 24
3.1 Power Supplies .................................................................................................................. 9
3.2 Control ............................................................................................................................. 10
3.3 Address Inputs/Loopbacks ............................................................................................... 14
3.4 Cable Select .................................................................................................................... 15
3.5 Status ............................................................................................................................... 15
3.6 Digital Rx/Tx Data I/O ...................................................................................................... 16
3.7 Analog RX/TX Data I/O .................................................................................................... 19
3.8 JTAG Test Interface ......................................................................................................... 21
3.9 Miscellaneous .................................................................................................................. 21
9.1 Bipolar Mode .................................................................................................................... 24
9.2 Unipolar Mode .................................................................................................................. 24
9.3 RZ Mode .......................................................................................................................... 25
9.4 Transmitter Powerdown / High-Z ..................................................................................... 25
9.5 Transmit All Ones (TAOS) ............................................................................................... 25
9.6 Automatic TAOS .............................................................................................................. 25
9.7 Driver Failure Monitor ...................................................................................................... 25
9.8 Driver Short Circuit Protection ......................................................................................... 25
http://www.cirrus.com/
................................................................................... 7
CS61880
DS450PP3