LA2615

Ordering number : ENN6464 Monolithic Linear IC LA2615, 2615M Analog Surround IC Featuring the AViSSTM 3D Surround Algorithm* *: AViSS is a trademark of SANYO Electric Co., Ltd. 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. Package Dimensions unit: mm 3008B-DIP16 [LA2615] 16 9 7.62 • 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) 1 19.2 8 0.71 2.54 0.48 1.2 3.4 3.0 3.65max SANYO: DIP16 unit: mm 3035B-MFP16 [LA2615M] 10.0 Functions • Surround signal processing • Variable surround effect • Surround/bypass switching • LED drive circuit (0.56) 16 9 4.4 6.4 1 1.27 0.35 8 0.15 (1.5) 0.1 1.7max SANYO: MFP16 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’s 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. SANYO Electric Co.,Ltd. Semiconductor Company TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN 41001TN (OT) No. 6464-1/7 0.63 0.25 Features 6.4 LA2615, 2615M Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Conditions Ratings 13 250 –25 to +70 –40 to +125 Unit V mW °C °C Operating Conditions at Ta = 25°C Parameter Recommended supply voltage Symbol VCC Conditions Ratings 9.0 Unit V Electrical Characteristics at Ta = 25°C, VCC = 9 V, VI = 300 mVrms (left and right inputs), f = 1 kHz Parameter Quiescent current Voltage gain Symbol ICCT VGT VGS VOmax T THD T THD S CT T VNO T VNO S ILED Conditions No signal, surround off Surround off Surround on THD = 3%, surround off –2 –2 1 1 Ratings min typ 4 0 0 2.5 2.5 0.01 0.2 80 85 –100 –90 6 –90 –80 10 0.03 0.5 max 8 +2 +2 Unit mA dB dB Vrms Vrms % % dB dB dB mA Maximum output voltage VOmax S THD = 3%, surround on Surround off Surround on Surround off Surround off Surround off Total harmonic distortion Crosstalk Output noise voltage LED current No. 6464-2/7 LA2615, 2615M Pin Functions Pin No. Pin Pin voltage Pin function Equivalent circuit 1 CONT1 0 V, 5 V Surround on/off control 1 A13471 2 3 2 3 CONT2 CONT3 0 V, 5 V Surround effect selection A13472 5 5 HPEC 1/2 VCC High-pass filter capacitor connection A13473 7 8 L-IN R-IN 1/2 VCC Input 7 8 A13474 9 10 R-OUT L-OUT 1/2 VCC Output 9 10 A13475 12 LED VCC LED connection 12 A13476 13 13 LPFC 1/2 VCC Low-pass filter capacitor connection A13477 15 15 GUR 1/2 VCC Surround effect maximum value setting A13478 16 GDR 1/2 VCC Surround effect maximum value setting 16 A13479 No. 6464-3/7 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 Low Low High Low High Note*: For the high level, a potential over 3 V and under VCC must be used. Pin 3 Low Low High Bypass Effect Maximum Midiam Minimum No. 6464-4/7 To VCC L-OUT R-OUT Block Diagram To ACG 1µF 47µF 1µF To ACG R1 R2 4.7µF GDR 13 12 11 10 9 GUR ACG 0.01µF + + + + VCC LPFC LED 16 15 14 GDR 16 GUR 15 LA2615, 2615M ANALOG LEVEL SURROUN ATT ON/OFF 10kΩ + – 10kΩ VREF 1 HPFC 0.1µF GND 4.7µF 2 3 4 5 6 VREF 1µF 7 1µF L-IN 8 On/Off H/L H/L + + + No. 6464-5/7 R-IN A13028 LA2615, 2615M 5 ICCO — VCC Output — Frequency 16 14 Quiescent current, ICCO — mA 4 I CCO (B ypass) 12 8 6 4 2 2 1 Sur Bypass 23 5 7100 23 3 Output — dB I CCO ( Surrou nd) 10 0 0 3 –2 10 5 7 9 11 13 rou nd Supply voltage, VCC — V 25 5 7 1k 23 5 7 10k 2 3 5 7 100k Frequency, f — Hz Signal Handling — VCC Total harmonic distortion, THD — % THD — f 0.35 0.3 20 andl al H Sign ass) p (By ing Signal Handling — dB 10 Signal Handling (Surround) 0.2 5 0.15 0 0.1 –5 –10 3 0.05 Su rro 15 0.25 un d Bypass 5 7 9 11 13 0 10 23 5 7 100 23 5 7 1k 23 5 7 10k 2 3 5 7 100k Supply voltage, VCC — V –90 Frequency, f — Hz S/N — VCC Surround CT — f –80 Signal-to-noise ratio, S/N — dB –92 –82 Crosstalk, CT — dB –84 –94 –86 –96 Cross Talk –88 –98 Bypass –100 3 5 7 9 11 13 –90 Supply voltage, VCC — V –92 10 23 5 7 100 23 5 7 1k 23 5 7 10k 2 3 5 7 100k Frequency, f — Hz No. 6464-6/7 LA2615, 2615M 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’s 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’s 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 “Delivery 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. This catalog provides information as of April, 2001. Specifications and information herein are subject to change without notice. PS No. 6464-7/7