Demo Circuit

1 2 3 4 5 6 7 8 +3.3V digital 10K 0.01u 10 use 14.318MHz external clock +3.3V digital U14 www.DataSheet4U.com external 14.318M clock 10K 1 A XTL-IN DVSS SDATA_OUT BITCLK SDATA_IN SYNC RESET# CD-L CD-GND CD-R DVDD LOUT-R LOUT-L AFILT2 AFILT1 AVSS AVDD LINE-R LINE-L MIC 20 19 18 17 16 15 14 13 12 11 +100u + +100u + LOUT-L LOUT-L A 2 10 BITCLK BITCLK SDATA-IN 22P SDATA-OUT 3 4 5 6 7 1u 1u 1u 8 9 10 1n 1n +5VA Reserved for EMI +3.3V digital CD-L CD-GND 10K 0.01u 10 SYNC RESET# 1u 1u 1u LINE-R LINE-L MIC use external clock CD-R ALC101 external clock 14.318M / 24.576M B SOP-20 DVdd AVdd 10K +3.3V +5VA B + 10u 0.1u 0.1u + 10u +100u 25 38 1 9 U11 + LOUT-L LOUT-R Y1 24.576M 22P 22P 2 3 XTL-IN XTL-OUT VDD1 VDD2 AVDD1 AVDD2 +100u LINE-OUTL LINE-OUTR NC VREF VREFOUT AFILT1 AFILT2 NC NC NC NC NC NC NC XTLSEL EAPD TEST NC NC NC 35 36 37 27 28 29 30 31 32 33 34 43 44 45 46 47 48 39 40 41 or use crystal 10 BITCLK + 1u ~ 10u -RESET SYNC SDOUT SDIN 1u 1u 1u 1u 1u 1u 1u 1u 1u 22P 11 6 10 5 8 12 13 14 15 16 17 18 20 21 22 23 24 RESET# BIT-CLK SYNC SDATA-OUT SDATA-IN PCBEEP PHONE AUX-L AUX-R NC NC CD-L CD-R MIC NC LINE-L LINE-R VSS1 VSS2 Vrefout 1n Vrefout 1n Reserved for EMI C PCBEEP PHONE AUX-L AUX-R CD-L CD-R MIC LINE-L LINE-R ALC101 + C 0 CD-GND On: 14.318MHz external clock Off: 24.576MHz crystal or external clock AVSS1 AVSS2 19 CDGND 1u 26 42 4 7 LQFP-48 DGND AGND Tied at one point only under the codec or near the codec D |LINK |IO.SCH |AMP.SCH D Avance Logic, INC. Title ALC101 Size B Date: 1 2 3 4 5 6 Document Number system connection Thursday, January 24, 2002 7 Rev A 3 Sheet 1 8 of A B C D E www.DataSheet4U.com 4 4 +5VA 100p 10K 20K 3 8 3 3 10K LOUT-L 5 6 OUTA INA+ OUTB GND INBINB+ 1 + LOUT-R 2 INA- VDD 10K 100u 7 1 2 3 4 5 AMP Out + 1u 4 20K TDA1308 10K 10K 10K 2 + 100u 2 100p 1 1 Title ALC101 Size Document Number Custom Date: A B C D Amplifier Circuit Sheet E Rev A 2 of 3 Thursday, January 24, 2002 1 2 3 4 5 6 7 8 JP1 1 2 3 4 IDE CD-IN R2 0 CD-L LOUT-R CD-R LOUT-L R3 0 PH1 www.DataSheet4U.com R4 0 R5 CDGND A 0 LINE OUT R10 0 A PH2 JP1 1 2 3 4 IDE R14 0 R26 0 LINE-R 0 LINE-L AUX-R AUX-L R27 LINE IN R15 0 Vrefout PH3 PCSPK R34 10K R35 4.7K MIC1 C34 100p 1K MIC IN C35 4700p R33 4.7K B R32 B PC-SPEAKER Reserved C C D D Avance Logic, INC. Title ALC101 Size B Date: 1 2 3 4 5 6 Document Number Input/Output circuits Thursday, January 24, 2002 7 Rev A 3 Sheet 3 8 of