AV339功放电路原理图.pdf

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1、+2.5V54+12V3+5VR501R502NOTE:R503NOTUSEDFOR2RST-12V14.7K4.7KAV500R623NOTUSEDFOR1/2/300SERIES+C501R503C571C561.1UEXTMEMAT27C020MUTE4.7K1U.1U116+C506VLRSTC500100UQ502MUTE/C4.7UC5038A15A16A17INTR/CINT2649326/RS+12V-12VGNDA18MUTECLK1DATA112V/GND+5V8415/CS1738/CS49326/CS8415/DO4

2、9326/DODATA2CLK2215+R504PGM-PIN31CN501Q5019014R505R623MCLKMCLKCQ4.7U2206+5VIC51122212019181716151413121110987654321314+7-R506CON21901547K4.7K+3.3VSCLKSCLKAINL5R/CH33K+74HCT57422212019181716151413121110987654321MUTE1IC507B+413SDATASDATAAINRC5974558C505C6274C50410U+5VAREF/GN

3、D12.01U20PR5074.7U201201+C575611++C50722KVCCG1VCCENC572.1UGNDFILT1921312A0A0192EMAD0EMAD018G2A1314D0A011A1A1181Q1D3EMAD11U710C502.1U+12VEMAD117Y1A2415D1A110A2A2172Q2D4EMAD2+12VLRCKLRCKTSTC558100UEMAD216Y2A3517D2A29A3A3163Q3D5EMAD310K10K894.7UC508Y3A4D3A34Q4D10KDIVDIFEMAD31

4、56188A4A4156EMAD4R50920PEMAD414Y4A5719D4A47A5A5145Q5D7EMAD5+2.5V+2.5VR508C510DEMAD513Y5A6820D5A56A6A6136Q6D8EMAD6220222KDEMAD612Y6A7921D6A65A7A7127Q7D9EMAD7IC519+1-4.7UEMAD711Y7A810+5VD7A727A8118Q8D10R617R618R619R62010KR525CS5333-KZ3+Y8GNDA826A9C1GND10KL/CH+16A923A10C509R5

5、10IC51432GNDA1025A111413121110981413121110984.7UIC507A+12V33KVDDA1174LVC5414A12C598A1228A13C4A4Y4C3A3Y3C4A4Y4C3A3Y34558A1329A141011VCCVCC.01UR511A143A79GNDC112IC510IC50918KC511+C512IC513A152A688D8Q13A1474LVC12574LVC125100UA167D7Q.1U30A5714A13A176D6Q31A4615A12C513+5VAT27C04

6、0PGM/A18A355D5Q16A11C1A1Y1C2A2Y2GNDC1A1Y1C2A2Y2GNDC526R512R513822A244D4Q17A104.7U8.2K220PC5144MBITCE24A133D3Q18A9123456712345675.6K64.7U+OE2D2Q-1A0219A87+VPP1D1Q1205ENVCC+5VC515+141312111098+5VEXTMEMR514C516+5VIC51247K1800P4100UR515A6Y6A5Y5A4Y474HCT574SDOUT1CEN/CHIC506B47K

7、VCCC601IC515SDOUT24558+74HC04.1UR519C51718K-12V.1UA1Y1A2Y2A3Y3GNDEXTMEM1234567C527R520R521C518+2.5V+2.5V4.7U10K.022UC5195.6K+24.7UC613141312111098-1+C61430PR518C520330PC615R616C4A4Y4C3A3Y3+C621+5VC616+2.5V+2.5VR614220R517VCCR522.15UIC506A30P4.7K220IC50847KLFE/CH4558R523R52

8、620P30P4.7K74HCT125+12V1MR516R52447KL501+5VR612C522R53222018KC1A1Y1C2A2Y2GND100UR6024.7K.