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Ordering number:EN6173
Monolithic Linear IC
LA2610
Analog Surround Processing IC
Overview
The LA2610 is an ambiance reproduction processor for use in audio, TV, and personal computer equipment applications. This IC easily reproduces a live space filled with a sense of presence by processing stereo signals from musical and audio-visual sources.
Package Dimensions
unit:mm 3116-SIP12S
[LA2610]
22.3
3.0
Features
0.51 min
* Wide operating supply voltage range allows various applications to be used. * Aggregate level tuning is possible for surround signals and bass-boost signals. * Miniature package and fewer external components allow the mounting area to be reduced. * Bypass mode for low noise and low distortion ratio.
1 1.36 1.78 0.5 1.1
12 0.25 1.475
Functions
* Surround signal processing. * Simple bass-boost. * Switching between surround and bypass modes.
SANYO : SIP12S
Package
* SIP12S
Specifications
Absolute Maximum Ratings at Ta = 25C
Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage Temperature Symbol VCC max Pd max Topr Tstg Conditions Ratings 13 100 -25 to +70 -40 to +125 Unit V mW
Ta70C
3.2
5.7max
4.8
C C
Operating Conditions at Ta = 25C
Parameter Recommended supply voltage Operating supply voltage range Symbol VCC VCC op Conditions Ratings 9.0 4.5 to 12 Unit V V
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
53199RM (KT) No.6173-1/5
LA2610
Electrical Characteristics at Ta = 25C, VCC=9V, Vi=300Vrms (L, R, in), f=1kHz
Parameter Quiescent currant Voltage gain Boost amount Maximum output voltage Total harmonic distortion Crosstalk Output noise voltage Symbol ICCT VG T VG S BST1 VO max1 VO max2 THD T THD S CT T Vno T Vno S Conditions No signal, surround off Surround off Surround on Surround on, fi=100Hz THD=1%, surround off THD=1%, surround off Surround off Surround on Surround off Surround off Surround off 80 -2 -4 1.5 1 1 Ratings min typ 4 0 -2.3 3 2 1.7 0.01 0.05 85 -110 -90 -100 -80 0.03 0.5 max 8 +2 -0.5 5 Unit mA dB dB dB Vrms Vrms % % dB dBm dBm
No.6173-2/5
Block Diagram
+
A B
LEVEL
ANALOG SURROUND
BASS
LA2610
ON/OFF
B
+
A SW VCC REF SW 5 GND 6 VREF 7 FS-L 8 FS-R 9 VCC 10 OUT-R 11 OUT-L 12
A12519
+
IN-L 1
LB-ADJ 2
IN-R 3 LEVEL-ADJ 4
+
SW
No.6173-3/5
+
A B
Sample Application Circuit
LEVEL
ANALOG SURROUND
ON/OFF BASS
LA2610
B
+
A SW VCC REF SW 5 GND 6 + VREF 7 FS-L 8 FS-R 9 VCC 10 + OUT-R 11 + OUT-L 12 +
+
IN-L 1
LB-ADJ 2
IN-R 3 LEVEL-ADJ 4
C1 1F
C3 1F
R2
C8 47F
C9 1F
C2 0.1F
R1 18k
C5 4.7F
C6 0.01F
C4 2200pF
GND=OFF OPEN=ON REF
L-IN
REF
R-IN
C7 0.01F
VCC 4.5 12V
R-OUT
C10 1F
+
+
+
L-OUT
A12520
SW
No.6173-4/5
LA2610
External Parts Description
Parts C2 R1 C4, R2 C6, C7 Description Bass-boost low-pass filter capacitor Bass-boost cutoff frequency is varied according to this capacitance Determines bass-boost gain Bass-boost gain is varied according to this resistance Left and right surround signals level can be changed by adding these components externally Surround effect varying capacitor Surround effect can be changed with these parts' capacitance
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 expor ted without obtaining the expor t 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 May, 1999. Specifications and information herein are subject to change without notice.
PS No.6173-5/5

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