low power hdmi transmitter with consumer electronic control (cec) data sheet ADV7524A rev. spb document feedback information furnished by analog devices is believed to be accurate and reliable. however, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. specifications subject to change without notice. no license is granted by implication or otherwise under any paten t or patent rights of analog devices. trademarks and registered trademarks are the property of their respective owners. one technology way, p.o. box 9106, norwood, ma 02062 - 9106, u.s.a. tel: 781.329.4700 ? 2010 C 2013 analog devices, inc. all rights reserved. technical support www.analog.com features general low power hdmi transmitter ideal for portable application s cec controller and expanded message buffer (3 messages) reduces system overhead hdmi version 1.4a features support ed 3d video e xtended c olorimetry compatible with dvi 1.0 optional embedded hdcp keys to support hdcp 1.3 video/ audio inputs accept logic level s from 1.8 v to 3.3 v digital video 150 mhz operation supports all video and graphics resolutions from 480i to 1080 p programmable 2 - way color - space converter supports rgb, yc rcb , a nd ddr supports itu656 - based embedded syncs auto matic input video format timing detection (cea - 861e ) digital audio supports standard s/pdif for stereo lpcm or compressed audio up to 192 khz 2 - channel , uncompressed lpcm i 2 s audio up to 192 khz special featu res for easy system design on - chip mpu with i 2 c master to perform edid reading and hdcp operations ; reports hdmi events through interrupts and registers 5 v tolerant i 2 c and hpd i/os, no extra device needed no audio master clock needed for supporting s/pdi f and i 2 s compatible with ad9394 hdmi companion c hip 5 v g enerator for hot plug detect ion in portable applications applications cellular handsets digital video cameras digital still cameras personal media players gaming dvd players and recorders digital set - top boxes hdmi repeater functional block dia gram d[15:0] vsync hsync* de clk i 2 c slave sda scl hdcp core hdcp and edid micro- controller i 2 c master int hpd ddcscl ddcsda ADV7524A tmds outputs s/pdif i2s lrclk cec_io cec_clk cec controller buffer color- space conversion sync adjustment and generation audio data capture video data capture register configuration logic hdcp keys 08839-001 mclk* *both hsync and sclk can be reconfigured as mclk. sclk* tx0+/tx0? tx1+/tx1? tx2+/tx2? txc+/txc? f igure 1. general description the ADV7524A is a 150 mhz, high - definition multimedia interface (hdmi ? ) transmitter with expanded cec buffer. it supports hdtv formats up to 108 0p and computer graphic resolutions up to sxga at 75 hz . with the optional inclusion of embedded hdcp keys , the adv7524 a allows the secure transmission of protected content, as specified by the hdcp 1.3 protocol. the adv7524 a supports 3d video an d e xtended c olorimetry. the adv7524 a supports both s/pdif and 2 - channel i 2 s audio. its high fidelity , 2 - channel i 2 s can transmit stereo up to a 192 khz s ampling rate . the s/pdif can carry stereo lpcm audio or compressed audio including dolby? d igital and dts?. the a dv7524 a helps to reduce system design complexity and cost by incorporating such features as an i 2 c master for edid reading, and 5 v tolerance on the i 2 c and hot plug? detect pins. fabricated in an advanced cmos process, the adv7524 a is available in a space saving, 49- ball, wl csp surface - mount package. this package is rohs compliant and specified to operate from ? 25c to + 85c . for more information on the ADV7524A, contact analog devices, inc. , at: atv_videot x _apps@analog.com .
ADV7524A data sheet rev. spb | page 2 of 2 notes i 2 c refers to a communications protocol orig inally developed by philips semiconductors (now nxp semiconductors). hdmi, the hdmi logo, and high - definition multimedia interface are trademarks or registered trademarks of hdmi. ? 2010 C 2013 analog devices, inc. a ll rights reserved. trademarks and registered trademarks are the property of their respective owners. d08839f - 0 - 5/13(spb)
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