ordering number : enn6464 41001tn (ot) no. 6464-1/7 overview the la2615 and LA2615M are sound field playback processing ics for use in audio equipment, tvs, and pcs. these ics allow equipment to easily reproduce a spatial realistic sound field from a stereo signal from a music, video, or other audio source. features supports a wide operating supply voltage range, and can be used in a wide range of applications. the added surround signal level can be adjusted. low-noise low-distortion bypass mode provides a natural feeling of spaciousness without degrading the tonal coloration of the source. clear vocal positioning without any apparent loss of center to the sound miniature packages: 16-pin dip (la2615) and 16-pin mfp (LA2615M) functions surround signal processing variable surround effect surround/bypass switching led drive circuit package dimensions unit: mm 3008b-dip16 unit: mm 3035b-mfp16 1 8 16 9 3.0 3.4 3.65max 19.2 0.71 2.54 1.2 0.25 0.48 7.62 6.4 sanyo: dip16 [la2615] la2615, 2615m sanyo electric co.,ltd. semiconductor company tokyo office tokyo bldg., 1-10, 1 chome, ueno, taito-ku, tokyo, 110-8534 japan analog surround ic featuring the aviss tm 3d surround algorithm* monolithic linear ic any and all sanyo products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft? control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. consult with your sanyo representative nearest you before using any sanyo products described or contained herein in such applications. sanyo assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all sanyo products described or contained herein. 1 8 16 9 10.0 0.63 6.4 0.15 0.35 1.27 (0.56) 4.4 (1.5) 1.7max 0.1 sanyo: mfp16 [LA2615M] *: aviss is a trademark of sanyo electric co., ltd.
no. 6464- 2 /7 la2615, 2615m parameter symbol conditions ratings unit maximum supply voltage v cc max 13 v allowable power dissipation pd max 250 mw operating temperature topr ?5 to +70 c storage temperature tstg ?0 to +125 c specifications maximum ratings at ta = 25 c parameter symbol conditions ratings unit recommended supply voltage v cc 9.0 v operating conditions at ta = 25 c parameter symbol conditions ratings unit min typ max quiescent current i cc t no signal, surround off 4 8 ma voltage gain v g t surround off ? 0 +2 db v g s surround on ? 0 +2 db maximum output voltage v o max t thd = 3%, surround off 1 2.5 vrms v o max s thd = 3%, surround on 1 2.5 vrms total harmonic distortion thd t surround off 0.01 0.03 % thd s surround on 0.2 0.5 % crosstalk ct t surround off 80 85 db output noise voltage v no t surround off ?00 ?0 db v no s surround off ?0 ?0 db led current i led 6 10 ma electrical characteristics at ta = 25 c, v cc = 9 v, v i = 300 mvrms (left and right inputs), f = 1 khz
no. 6464- 3 /7 la2615, 2615m pin functions pin no. pin pin voltage pin function equivalent circuit 1 cont1 0 v, 5 v 1 a13471 surround on/off control a13472 2 3 2 3 cont2 cont3 0 v, 5 v surround effect selection 5 hpec 1/2 v cc a13473 5 high-pass filter capacitor connection 7 8 l-in r-in 1/2 v cc a13474 7 8 input 9 10 r-out l-out 1/2 v cc a13475 9 10 output 12 led v cc a13476 12 led connection 13 lpfc 1/2 v cc a13477 13 low-pass filter capacitor connection 15 gur 1/2 v cc a13478 15 surround effect maximum value setting 16 gdr 1/2 v cc a13479 16 surround effect maximum value setting
no. 6464- 4 /7 la2615, 2615m surround effect the maximum value of the surround effect is set with pins 15 and 16. ?the surround effect is increased by connecting an external resistor to pin 15. ?the surround effect is decreased by connecting an external resistor to pin 16. ?the device may be used with no external resistors on pins 15 and 16. the level of the surround effect is controlled by pins 1 to 3. pin 1 pin 2 pin 3 effect low low maximum low high low midiam low high minimum high bypass note * : for the high level, a potential over 3 v and under v cc must be used.
no. 6464- 5 /7 la2615, 2615m block diagram 1 on/off 16 2 h/l 15 3 h/l gur 14 4 gnd 13 5 hpfc 0.1 f 4.7 f 10k 10k 1 f v ref 12 v cc led lpfc acg gur to acg to acg to v cc gdr 6 11 7 10 15 8 9 analog level surroun att on/off v ref + 47 f + 0.01 f 4.7 f r1 r2 + l-in 1 f r-in + + 1 f r-out + 1 f l-out + gdr 16 + a13028
no. 6464- 6 /7 la2615, 2615m 1 0 2 3 4 5 3 5 7 9 11 13 0 2 4 ? 6 8 10 12 14 16 10 2 3 5 7 100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7 100k ? ?0 0 5 10 15 20 25 3 5 7 9 11 13 0.05 0.1 0 0.15 0.2 0.25 0.3 0.35 10 2 3 5 7 100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7 100k ?8 ?00 ?6 ?4 ?2 ?0 3 5 7 9 13 11 ?8 ?0 ?2 ?6 ?4 ?2 ?0 10 2 3 5 7 100 2 3 5 7 1k 2 3 5 7 10k 2 3 5 7 100k i cco (bypass) signal handling (bypass) signal handling (surround) surround surround surround bypass bypass cross talk bypass i cco (surround) signal handling ?v cc i cco ?v cc output ?frequency thd ?f s/n ?v cc ct ?f supply voltage, v cc ?v quiescent current, i cco ?ma output ?db frequency, f ?hz supply voltage, v cc ?v signal handling ?db frequency, f ?hz total harmonic distortion, thd ?% supply voltage, v cc ?v signal-to-noise ratio, s/n ?db frequency, f ?hz crosstalk, ct ?db
ps no. 6464- 7 /7 la2615, 2615m this catalog provides information as of april, 2001. specifications and information herein are subject to change without notice. specifications of any and all sanyo products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer? products or equipment. to verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer? products or equipment. sanyo electric co., ltd. strives to supply high-quality high-reliability products. however, any and all semiconductor products fail with some probability. it is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. when designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. in the event that any or all sanyo products (including technical data, services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of sanyo electric co., ltd. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equipment, refer to the ?elivery specification for the sanyo product that you intend to use. information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. sanyo believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties.
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