this is information on a product in full production. for further information contact your local stmicroelectronics sales office. november 2012 doc id 023673 rev 1 1/4 4 HDMI2C1-14HD esd protection and signal conditioning for hdmi? 1.4 source interface data brief ? production data features hdmi 1.3 and 1.4 compliant: from -40 to 85 c 8 kv contact esd protection on connector side supports direct connection to low-voltage hdmi asic and/or cec driver (down to 1.8 v) high integration level in 1 package tmds high bandwidth esd protection ddc (i2c) link protection, bi-directional signal conditioning circuit, and dynamic pull-up cec bus protection, bi-directional level-shifter, backdrive protection, and independent structure from main power supply heac link protection and line matching hpd pull down and signal conditioning short-circuit protection on 5 v output over temperature protection proposed in qfn 36 leads 500 m pitch benefits speed-up hardware design and certification of hdmi 1.4 application pin map sequence compliant with hdmi connector type a minimal pcb footprint in consumer area protection of ultra-sensitive hdmi asics ultra low power consum ption in stand-by mode wake-up from stand-by through cec bus improved hdmi interface ruggedness and user experience long and/or poor quality cable support companion chip for stmicroelectronics? stixxxx hdmi decoders. complies with the following standards hdmi 1.4 version iec 61000-4-2 level 4 jesd22-a114d level 2 description the HDMI2C1-14HD is a fully integrated esd protection and signal conditioning device for control links and tmds data video channels of hdmi transmitters (source). the HDMI2C1-14HD is a si mple solution that provides hdmi designers with an easy and fast way to reach full compliancy with the stringent hdmi 1.4 cts on a wide temperature range. applications consumer and computer electronics hdmi source device such as: ? hd set-top boxes ? dvd and blu-ray disk systems ? notebook ? pc graphic cards tm: hdmi: the hdmi logo and high-definition multimedia interface are trademarks or registered trademarks of hdmi licensing llc. www.st.com
functional description HDMI2C1-14HD 2/4 doc id 023673 rev 1 1 functional description the HDMI2C1-14HD is a fully integrated esd protection and signal conditioning device for control links and tmds data video channels of hdmi transmitters (source). the control stage provides a bidirectional buffer, integrating signal conditioning and dynamic pull-up on ddc bus for maximum system robustne ss and signal integrity. the heac (hdmi ethernet and audio return channels) function is supported, making the component fully compliant with hdmi 1.4 version. a bidirectional cec block is integrated, able to wake-up the application from stand-by mode (all power supply off, except the cec power supply). the integrated tmds links esd protection allows a video data rate up to 10.2gbps, corresponding to the maximal speed specified by the hdmi standard. all video format specified by hdmi standard (from 720p30 up to 1080p60 3d) are supported, giving maximal flexibility to designers. the +5 v supplied to the cable is prot ected against accidental surge current and short circuit as requested by th e hdmi 1.4 standard. all these features are provided in a single 36 leads qfn package featuring natural pcb routing and saving space on the board. the HDMI2C1-14HD is a simple solution that provides hdmi interface designers with an easy and fast way to reach full compliancy with the stringent hdmi 1.4 cts (compliance test specification) on a wide temperature range . stmicroelectronics proposes a dual version dedicated for the sink interfaces: the hdmi2c2-14hd. figure 1. pin out, top view vdd_5v 5v_out nc dat_d2+ dat_d2 - dat_d1+ dat_d1 - dat_d0+ dat_d0 - dat_ck+ dat_ck - sda_ic hpd_ic esd_disch dat_d2+_ic dat_d2 -_ic dat_d1+_ic dat_d1 -_ic dat_d0+_ic dat_d0 -_ic dat_ck+_ic dat_ck -_ic scl_ic vdd_cec gnd cec_ic heac+ vdd_ic hpd fault heac- nc sda utility vdd_cec_ic scl cec
HDMI2C1-14HD ordering information doc id 023673 rev 1 3/4 2 ordering information 3 revision history table 1. ordering information order code marking package weight base qty delivery mode HDMI2C1-14HD 2c1-14hd qfn 51,6 4,000 tape and reel table 2. document revision history date revision changes 14-nov-2012 1 initial release
HDMI2C1-14HD 4/4 doc id 023673 rev 1 please read carefully: information in this document is provided solely in connection with st products. stmicroelectronics nv and its subsidiaries (?st ?) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described he rein at any time, without notice. all st products are sold pursuant to st?s terms and conditions of sale. purchasers are solely responsible for the choice, selection and use of the st products and services described herein, and st as sumes no liability whatsoever relating to the choice, selection or use of the st products and services described herein. no license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted under this document. i f any part of this document refers to any third party products or services it shall not be deemed a license grant by st for the use of such third party products or services, or any intellectual property contained therein or considered as a warranty covering the use in any manner whatsoev er of such third party products or services or any intellectual property contained therein. unless otherwise set forth in st?s terms and conditions of sale st disclaims any express or implied warranty with respect to the use and/or sale of st products including without limitation implied warranties of merchantability, fitness for a parti cular purpose (and their equivalents under the laws of any jurisdiction), or infringement of any patent, copyright or other intellectual property right. unless expressly approved in writing by two authorized st representatives, st products are not recommended, authorized or warranted for use in milita ry, air craft, space, life saving, or life sustaining applications, nor in products or systems where failure or malfunction may result in personal injury, death, or severe property or environmental damage. st products which are not specified as "automotive grade" may only be used in automotive applications at user?s own risk. resale of st products with provisions different from the statements and/or technical features set forth in this document shall immediately void any warranty granted by st for the st product or service described herein and shall not create or extend in any manner whatsoev er, any liability of st. st and the st logo are trademarks or registered trademarks of st in various countries. information in this document supersedes and replaces all information previously supplied. the st logo is a registered trademark of stmicroelectronics. all other names are the property of their respective owners. ? 2012 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - philippines - singapore - spain - sweden - switzerland - united kingdom - united states of america www.st.com
|
