confidential advance information analog reinvented ES9023 product brief ess technology, inc. 48401 fremont blvd. , fremont, ca 94538 , usa tel (510) 492-1088 ? fax (510) 492-1098 premier stereo dac with 2vrms driver feature benefit sabre dac and 2vrms op-amp driver integration lowest system cost by minimizing external componen ts highest performance best sounding audio C powered by sabre dac technology patented hyperstream tm and jitter elimination architecture best dynamic range: 112db jitter immune adjustable output level allow designer to customize output level (up to 2v rms) based on application requirements via an external r esistor ground reference output reduce cost by eliminating blocking capacitors pop-noise suppression pop-free on power up/down, mute and reset dedicated control/status pins i2s or left-justified select soft mute enable zero detect output easy to use C no programming required charge pump for negative supply single avcc simplifies power supply low power consumption in 16-sop simply power supply and reduce pcb size device description dnr (db) power supply (output level) no dc-blocking capacitor pop-noise free package ES9023 sabre premier stereo dac with 2vrms op-amp driver 112 +3.6v (2vrms) +3.3v (1.9vrms) ? ? 16-sop the ES9023 is a 24-bit stereo audio dac with an int egrated 2vrms op-amp driver. powered by the industr y proven sabre dac technology, the ES9023 combines best-sounding audio with lowest system cost and highest performance into the ideal d/a converter fo r line-level output applications such as blu-ray pl ayers, cd/dvd players, set-top boxes, digital tvs and audi o receivers. with patented hyperstream tm architecture and time domain jitter eliminator, th e ES9023 delivers jitter-free studio quality audio with 112db dnr. using an integrated charge pump to generate the neg ative supply, the ES9023 can operate from a single avcc supply to drive a ground-referenced 2vrms outp ut, eliminating the need for output dc-blocking capacitors. optionally, the output level can be adj usted by using an external resistor, allowing for o utput level below 2vrms. pop-noise is eliminated through a comprehensive suppression on power up/down, mute, reset, loss of power or clock. dedicated control/st atus pins allow easy system integration without the need for microcontroller programming.
confidential advance information rev. 0. 2 a p b january 17, 2011 ES9023 product brief ess technology, inc. 48401 fremont blvd., fremont, ca 94538, usa tel (510) 492-1088 ? fax (510) 492-1 098 2 functional block diagram application diagram pcm interface jitter reduction oversampling filter control/status power supply & charge pump hyperstream dac (2x) hyperstream dac (2x) bck avdd avss ES9023 2vrms op-amp driver (2x) lrck sdi mclk aoutl aoutr vee cp cn l audio processor ES9023 r audio out (2vrms) avcc blu-ray player dvd player home theater receiver pc pro-audio sound card no part of this publication may be reproduced, stor ed in a retrieval system, transmitted, or translate d in any form or by any means, electronic, mechanical, manual, optical, or otherwise, without the prior written permission of ess technology, inc . ess technology, inc. makes no representations or warranties regarding the content of this documen t. all specifications are subject to change without prior notice. ess technology, inc. assumes no responsibility for any errors contained herein. u.s . patents pending.
|
