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specifications of any and all sanyo semiconductor co.,ltd. 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. any and all sanyo semiconductor co.,ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment. the products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. if you should intend to use our products for new introduction or other application different from current conditions on the usage of automotive device, communication device, office equipment, industrial equipment etc. , please consult with us about usage conditi on (temperature, operation time etc.) prior to the intended use. if there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. 42512 sy 20110912-s00004/n2410 sy no.a1879-1/11 lv3327pv overview the lv3327pv is electronic volume lsi for the volume adjustment of the portable sound equipment usage. features ? the mixing function is installed, and it is suitable for pnd (personal navigation device) as the usage. it is possible to output it by allocating one system in the audio guidance among four input systems, and mixing other signals from the speaker output with the audio guidance by the microcomputer control. ? because the volume step resolution is 0.5db step, the volume can be made to fine-tune. ? the loudness function is installed. functions ? input switching : 4 input systems (independent control is possible.) ? volumn control : +10db to -79.5db(0.5db steps)/- ? loudness control : taps are output starting at the -32db position of the ladder resistor and a loudness function implemented with external capacitor and resistor components. ? output gain control : 0db or +6db select ? mixing function ? output switching : 2 outputs (each lch output, rch output, and lch/rch mixing output can be selected). ? each control is done by the sirial data input. i 2 c bi-cmos lsi electronic volume ic orderin g numbe r : ena1879a
lv3327pv no.a1879-2/11 specifications absolute maximum ratings at ta = 25 c, v ss = 0v parameter symbol conditions ratings unit maximum supply voltage v dd max v dd 6v maximum input voltage v in max all input pins v ss -0.3 to v dd v operating temperature topr -40 to +85 c storage temperature tstg -50 to +125 c allowable operating ratings at ta = 25 c, v ss = 0v parameter symbol conditions ratings unit min typ max supply voltage v dd v dd 3.0 5.0 5.5 v high-level input voltage v ih data, clk 0.7 v dd v dd v low-level input voltage v il data, clk v ss 0.2 v dd v input pulse width t w clk 0.6 sec setup time tsetup data, clk 0.1 sec hold time thold data, clk 0.9 sec operating frequency fopg clk 400 khz electrical characteristics at ta = 25c, v dd = 5v, v ss = 0v parameter symbol conditions ratings unit min typ max a loss of insertion att -1.0 +1.0 db input resistance rin in1/in2/in 3/in4 50 k volumn step setting error margin aterr +10db to -40db -1.0 +1.0 db total harmonic distortion thd v in = 1vrms, f = 1khz 0.01 % maximum attenuation v o min v in = 1vrms, f = 1khz 80 db output noise voltage vn rin=1k 5 vrms current drain i dd 5 ma input high-level current i ih data, clk, v in = 5.0v 10 a input low-level current i il data, clk, v in = 0v -10 a maximum input voltage vcl thd = 1% rl = 10k volumn setting : flat, f in = 1khz 1.0 vrms package dimensions unit : mm (typ) 3178b sanyo : ssop16(225mil) 5.2 4.4 6.4 0.22 0.65 (0.33) 18 9 16 0.5 0.15 1.5max 0.1 (1.3)
lv3327pv no.a1879-3/11 pin assignment block diagram pa + lch main volume +10 -79.5db,- (0.5db_step) lch output gain 0db,+6db bias voltage circuit mute inmute lselo lct + lout test logic i 2 c interface logic v dd data clk + v ss lvref rvref + vref pa rch output gain 0db,+6db mute + rout rch main volume +10 -79.5db,- (0.5db_step) inmute rselo rct in4 + in3 + in2 + in1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 lv3327pv lct lselo in1 in2 in3 in4 rselo rct rout vref v ss clk data v dd test lout top view
lv3327pv no.a1879-4/11 pin functions pin pin no. function equivalent circuit in1 in2 in3 in4 3 4 5 6 input pins. v dd lvref rvref lselo rselo 2 7 input selector output pins v dd + - lct rct 1 8 tap pins for external loudness v dd lout rout 16 9 output pins. v dd + - vref 10 connect a capaci tor of a few tens of uf between vref and av ss (v ss ) as a 0.5 v dd voltage generator, current ripple countermeasure. v dd + - lvref rvref clk 12 serial data clock input pin for control. v dd data 13 serial data input pin for control. v dd test 15 test pin normally this pin is open. v dd 14 power supply pin. v ss 11 ground pin.
lv3327pv no.a1879-5/11 data format : i 2 c data specification chip address cp7 cp6 cp5 cp4 cp3 cp2 cp1 cp0 1 0 0 0 0 0 1 0 sub address block sub address su7 su6 su5 su4 su3 su2 su1 su0 input switching control (lch) data_1 1 0 0 0 0 0 0 0 input switching control (rch) data_2 0 1 0 0 0 0 0 0 volume control (lch) data_5 1 0 1 0 0 0 0 0 volume control(rch) data_6 0 1 1 0 0 0 0 0 loudness data_26 0 1 0 1 1 0 0 0 test control data_29 1 0 1 1 1 0 0 0 output switching control / output gain control (lch) data_30 0 1 1 1 1 0 0 0 output switching control / output gain control (rch) data_31 1 1 1 1 1 0 0 0 data input switching control (data_1, data_2) d7 d6 d5 d4 d3 d2 d1 d0 data_1: lch side data_2: rch side 0 0 0 0 0 0 0 0 inmute 1 0 0 0 0 0 0 0 in1 select 0 1 0 0 0 0 0 0 in2 select 1 1 0 0 0 0 0 0 in3 select 0 0 1 0 0 0 0 0 in4 select su7 msb su6 su5 su4 su3 su2 su1 su0 lsb d7 msb d6 d5 d4 d3 d2 d1 d0 lsb s w a a a p msb lsb msb lsb msb lsb msb lsb data_1 a data_n (explanation) s:start condition p:stop condition w:write 0(write mode only) a:ack(acknowledge) chip address sub address data setting cp7 msb cp6 cp5 cp4 cp3 cp2 cp1 cp0 lsb w
lv3327pv no.a1879-6/11 volume control :10.0db to -18.0db (data_5, data_6) d7 d6 d5 d4 d3 d2 d1 d0 data_5:lch side data_6:rch side 0 0 1 1 0 1 1 1 10.0db 1 0 1 1 0 1 1 1 9.5db 0 1 1 1 0 1 1 1 9.0db 1 1 1 1 0 1 1 1 8.5db 0 0 0 0 1 1 1 1 8.0db 1 0 0 0 1 1 1 1 7.5db 0 1 0 0 1 1 1 1 7.0db 1 1 0 0 1 1 1 1 6.5db 0 0 1 0 1 1 1 1 6.0db 1 0 1 0 1 1 1 1 5.5db 0 1 1 0 1 1 1 1 5.0db 1 1 1 0 1 1 1 1 4.5db 0 0 0 1 1 1 1 1 4.0db 1 0 0 1 1 1 1 1 3.5db 0 1 0 1 1 1 1 1 3.0db 1 1 0 1 1 1 1 1 2.5db 0 0 1 1 1 1 1 1 2.0db 1 0 1 1 1 1 1 1 1.5db 0 1 1 1 1 1 1 1 1.0db 1 1 1 1 1 1 1 1 0.5db 0 0 0 0 0 0 0 0 0db 1 0 0 0 0 0 0 0 -0.5db 0 1 0 0 0 0 0 0 -1.0db 1 1 0 0 0 0 0 0 -1.5db 0 0 1 0 0 0 0 0 -2.0db 1 0 1 0 0 0 0 0 -2.5db 0 1 1 0 0 0 0 0 -3.0db 1 1 1 0 0 0 0 0 -3.5db 0 0 0 1 0 0 0 0 -4.0db 1 0 0 1 0 0 0 0 -4.5db 0 1 0 1 0 0 0 0 -5.0db 1 1 0 1 0 0 0 0 -5.5db 0 0 1 1 0 0 0 0 -6.0db 1 0 1 1 0 0 0 0 -6.5db 0 1 1 1 0 0 0 0 -7.0db 1 1 1 1 0 0 0 0 -7.5db 0 0 0 0 1 0 0 0 -8.0db 1 0 0 0 1 0 0 0 -8.5db 0 1 0 0 1 0 0 0 -9.0db 1 1 0 0 1 0 0 0 -9.5db 0 0 1 0 1 0 0 0 -10.0db 1 0 1 0 1 0 0 0 -10.5db 0 1 1 0 1 0 0 0 -11.0db 1 1 1 0 1 0 0 0 -11.5db 0 0 0 1 1 0 0 0 -12.0db 1 0 0 1 1 0 0 0 -12.5db 0 1 0 1 1 0 0 0 -13.0db 1 1 0 1 1 0 0 0 -13.5db 0 0 1 1 1 0 0 0 -14.0db 1 0 1 1 1 0 0 0 -14.5db 0 1 1 1 1 0 0 0 -15.0db 1 1 1 1 1 0 0 0 -15.5db 0 0 0 0 0 1 0 0 -16.0db 1 0 0 0 0 1 0 0 -16.5db 0 1 0 0 0 1 0 0 -17.0db 1 1 0 0 0 1 0 0 -17.5db 0 0 1 0 0 1 0 0 -18.0db
lv3327pv no.a1879-7/11 volume control :-18.5db to -43.5db (data_5, data_6) d7 d6 d5 d4 d3 d2 d1 d0 data_5:lch side data_6:rch side 1 0 1 0 0 1 0 0 -18.5db 0 1 1 0 0 1 0 0 -19.0db 1 1 1 0 0 1 0 0 -19.5db 0 0 0 1 0 1 0 0 -20.0db 1 0 0 1 0 1 0 0 -20.5db 0 1 0 1 0 1 0 0 -21.0db 1 1 0 1 0 1 0 0 -21.5db 0 0 1 1 0 1 0 0 -22.0db 1 0 1 1 0 1 0 0 -22.5db 0 1 1 1 0 1 0 0 -23.0db 1 1 1 1 0 1 0 0 -23.5db 0 0 0 0 1 1 0 0 -24.0db 1 0 0 0 1 1 0 0 -24.5db 0 1 0 0 1 1 0 0 -25.0db 1 1 0 0 1 1 0 0 -25.5db 0 0 1 0 1 1 0 0 -26.0db 1 0 1 0 1 1 0 0 -26.5db 0 1 1 0 1 1 0 0 -27.0db 1 1 1 0 1 1 0 0 -27.5db 0 0 0 1 1 1 0 0 -28.0db 1 0 0 1 1 1 0 0 -28.5db 0 1 0 1 1 1 0 0 -29.0db 1 1 0 1 1 1 0 0 -29.5db 0 0 1 1 1 1 0 0 -30.0db 1 0 1 1 1 1 0 0 -30.5db 0 1 1 1 1 1 0 0 -31.0db 1 1 1 1 1 1 0 0 -31.5db 0 0 0 0 0 0 1 0 -32.0db 1 0 0 0 0 0 1 0 -32.5db 0 1 0 0 0 0 1 0 -33.0db 1 1 0 0 0 0 1 0 -33.5db 0 0 1 0 0 0 1 0 -34.0db 1 0 1 0 0 0 1 0 -34.5db 0 1 1 0 0 0 1 0 -35.0db 1 1 1 0 0 0 1 0 -35.5db 0 0 0 1 0 0 1 0 -36.0db 1 0 0 1 0 0 1 0 -36.5db 0 1 0 1 0 0 1 0 -37.0db 1 1 0 1 0 0 1 0 -37.5db 0 0 1 1 0 0 1 0 -38.0db 1 0 1 1 0 0 1 0 -38.5db 0 1 1 1 0 0 1 0 -39.0db 1 1 1 1 0 0 1 0 -39.5db 0 0 0 0 1 0 1 0 -40.0db 1 0 0 0 1 0 1 0 -40.5db 0 1 0 0 1 0 1 0 -41.0db 1 1 0 0 1 0 1 0 -41.5db 0 0 1 0 1 0 1 0 -42.0db 1 0 1 0 1 0 1 0 -42.5db 0 1 1 0 1 0 1 0 -43.0db 1 1 1 0 1 0 1 0 -43.5db
lv3327pv no.a1879-8/11 volume control :-44.0db to -69.0db (data_5, data_6) d7 d6 d5 d4 d3 d2 d1 d0 data_5:lch side data_6:rch side 0 0 0 1 1 0 1 0 -44.0db 1 0 0 1 1 0 1 0 -44.5db 0 1 0 1 1 0 1 0 -45.0db 1 1 0 1 1 0 1 0 -45.5db 0 0 1 1 1 0 1 0 -46.0db 1 0 1 1 1 0 1 0 -46.5db 0 1 1 1 1 0 1 0 -47.0db 1 1 1 1 1 0 1 0 -47.5db 0 0 0 0 0 1 1 0 -48.0db 1 0 0 0 0 1 1 0 -48.5db 0 1 0 0 0 1 1 0 -49.0db 1 1 0 0 0 1 1 0 -49.5db 0 0 1 0 0 1 1 0 -50.0db 1 0 1 0 0 1 1 0 -50.5db 0 1 1 0 0 1 1 0 -51.0db 1 1 1 0 0 1 1 0 -51.5db 0 0 0 1 0 1 1 0 -52.0db 1 0 0 1 0 1 1 0 -52.5db 0 1 0 1 0 1 1 0 -53.0db 1 1 0 1 0 1 1 0 -53.5db 0 0 1 1 0 1 1 0 -54.0db 1 0 1 1 0 1 1 0 -54.5db 0 1 1 1 0 1 1 0 -55.0db 1 1 1 1 0 1 1 0 -55.5db 0 0 0 0 1 1 1 0 -56.0db 1 0 0 0 1 1 1 0 -56.5db 0 1 0 0 1 1 1 0 -57.0db 1 1 0 0 1 1 1 0 -57.5db 0 0 1 0 1 1 1 0 -58.0db 1 0 1 0 1 1 1 0 -58.5db 0 1 1 0 1 1 1 0 -59.0db 1 1 1 0 1 1 1 0 -59.5db 0 0 0 1 1 1 1 0 -60.0db 1 0 0 1 1 1 1 0 -60.5db 0 1 0 1 1 1 1 0 -61.0db 1 1 0 1 1 1 1 0 -61.5db 0 0 1 1 1 1 1 0 -62.0db 1 0 1 1 1 1 1 0 -62.5db 0 1 1 1 1 1 1 0 -63.0db 1 1 1 1 1 1 1 0 -63.5db 0 0 0 0 0 0 0 1 -64.0db 1 0 0 0 0 0 0 1 -64.5db 0 1 0 0 0 0 0 1 -65.0db 1 1 0 0 0 0 0 1 -65.5db 0 0 1 0 0 0 0 1 -66.0db 1 0 1 0 0 0 0 1 -66.5db 0 1 1 0 0 0 0 1 -67.0db 1 1 1 0 0 0 0 1 -67.5db 0 0 0 1 0 0 0 1 -68.0db 1 0 0 1 0 0 0 1 -68.5db 0 1 0 1 0 0 0 1 -69.0db
lv3327pv no.a1879-9/11 volume control :-69.5db to - (data_5, data_6) d7 d6 d5 d4 d3 d2 d1 d0 data_5:lch side data_6:rch side 1 1 0 1 0 0 0 1 -69.5db 0 0 1 1 0 0 0 1 -70.0db 1 0 1 1 0 0 0 1 -70.5db 0 1 1 1 0 0 0 1 -71.0db 1 1 1 1 0 0 0 1 -71.5db 0 0 0 0 1 0 0 1 -72.0db 1 0 0 0 1 0 0 1 -72.5db 0 1 0 0 1 0 0 1 -73.0db 1 1 0 0 1 0 0 1 -73.5db 0 0 1 0 1 0 0 1 -74.0db 1 0 1 0 1 0 0 1 -74.5db 0 1 1 0 1 0 0 1 -75.0db 1 1 1 0 1 0 0 1 -75.5db 0 0 0 1 1 0 0 1 -76.0db 1 0 0 1 1 0 0 1 -76.5db 0 1 0 1 1 0 0 1 -77.0db 1 1 0 1 1 0 0 1 -77.5db 0 0 1 1 1 0 0 1 -78.0db 1 0 1 1 1 0 0 1 -78.5db 0 1 1 1 1 0 0 1 -79.0db 1 1 1 1 1 0 0 1 -79.5db 0 0 0 0 0 1 0 1 - loudness control (data_26) d7 d6 d5 d4 d3 d2 d1 d0 data_26 0 0 0 0 0 0 0 0 loudness: off 1 0 0 0 0 0 0 0 loudness: on test control (data_29) d7 d6 d5 d4 d3 d2 d1 d0 data_29 0 0 0 0 0 0 0 0 setting usually for operation use output switching control / output gain control (data_30, dats_31) d7 d6 d5 d4 d3 d2 d1 d0 data_30: lch side data_31: rch side 0 0 0 * 0 0 0 0 mute 1 0 0 * 0 0 0 0 output selector: lch side select 0 1 0 * 0 0 0 0 output selector: rch side select 1 1 0 * 0 0 0 0 output selector: lch/rch mixing select * * 0 0 0 0 0 0 output gain: 0db setting * * 0 1 0 0 0 0 output gain: 6db setting
lv3327pv no.a1879-10/11 application circuit example usage cautions (1) request to send the initial data at power on ? though the circuit initializing the ic inside at power on is in corporated, be sure to send data to all sub-address as the initial data at power on. ? at power on, muting or other measures must be taken externally till the data is set. reference data parameter symbol conditions min typ max unit vdd power rise time trise 0v 2v power rise time 30 - - sec vdd voltage when power on reset is canceled vpor - 2 - v (2) data is switched by standing up about the ack clock of the data setting bit. (3) the auto increment function is moved in the sub address as follows. ?=>data_1=>data_2=>data_5=>data_6=>data_26=>data_29=>data_30=>data_31=>data _1=>? (4) as for the mixing function, half the value in which the lch volume output and the rch volume output are added is output. (lch+rch)/2. please set +6db if necessary in the output steps. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 lv3327pv lct lselo in1 in2 in3 in4 rselo rct rout vref v ss clk data v dd test lout pa + + + pa + + 220pf + + + 220pf
lv3327pv ps no.a1879-11/11 this catalog provides information as of april, 2012. specifications and information herein are subject to change without notice. sanyo semiconductor co.,ltd. assumes no responsib ility 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 semiconductor co.,ltd. products described or contained herein. sanyo semiconductor co.,ltd. strives to supply high-quality high-reliab ility pr oducts, however, any and all semiconductor products fail or malfunction with some probab ility. it is possible that these pr obab ilistic failures or malfunction could give rise to accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause dam age 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. upon using the technical information or products described herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of sanyo semiconductor co.,ltd. or any third party. sanyo semiconductor co.,ltd. shall not be liable for any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equip ment, refer to the "delivery specification" for the sanyo semiconductor co.,ltd. product that you intend to use. in the event that any or all sanyo semiconductor co.,ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require 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 consent of sanyo semiconductor co.,ltd.

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