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MS6821 数据表(PDF) 29 Page - MOSA ELECTRONICS |
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MS6821 数据表(HTML) 29 Page - MOSA ELECTRONICS |
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29 / 29 page ![]() MOSA MS6821 4 Stereo inputs / 2W PA output integrated Audio DAC and Volume Control REV 3 29/29 www.mosanalog.com Circuit + C3 0.1u C13 10u C11 10u C10 1u + C24 10u + C4 1u 1 2 J2 AVCC SP1 SPK_R SP2 SPK_L DVDD WS 1 BCK 2 REF 3 R1 4 R2 5 R3 6 R4 7 Vss 8 PVDDR 9 -OUTR 10 +OUTR 11 GND 12 PVSSR 13 DAC_R 14 DAC_L 15 PVSSL 16 GND 17 +OUTL 18 -OUTL 19 PVDDL 20 VDD 21 L4 22 L3 23 L2 24 L1 25 SDA 26 SCL 27 DATA 28 U2 MS6821 C15 10u C14 10u R 1 G 3 L 2 J4 IN1 R 1 G 3 L 2 J5 IN2 R 1 G 3 L 2 J6 IN3 R 1 G 3 L 2 J8 IN4 C20 10u C16 10u C23 10u C22 10u P3.7 11 RST 1 P1.0 12 P3.0 2 P1.1 13 P3.1 3 P1.2 14 XTAL2 4 P1.3 15 XTAL1 5 P1.4 16 P3.2 6 P1.5 17 P3.3 7 P1.6 18 P3.4 8 P1.7 19 P3.5 9 Vcc 20 GND 10 U1 AT89C4051 VS 1 IR 3 GND 2 Q1 IR + C1 47u +C5 470P R1 220 R2 10K Y1 24M C6 20P C7 20P R3 10K + C2 10u S1 RST DGND IR_IN DGND 1 2 3 4 J3 DAC_IN AGND IR_IN SCL SDA SCL SDA R5 1K R6 1K R7 1K 1 2 J1 DVDD 1 2 3 J10 DAC_OUT + C25 10u + C8 0.1u + C9 1u R 1 G 3 L 2 J12 DAC_OUT HP-IN 1 HP-R 2 R 3 HP-L 4 L 5 G 6 HEADPHONE + C18 100u C19 100u R9 1K R8 1K 1 2 3 J9 OUT R4 100K HP_IN + C21 1u + C17 1u + C12 1u 1 2 3 J13 LCD TX RX RX TX W1 Jumper DGND AGND R10 1K R11 1K R12 1K R13 1K R14 1K R15 1K R16 1K R17 1K D2 IN2 D3 IN3 D4 IN4 D1 IN1 R18 1K R19 1K R20 1K R21 1K W2 JUMP AVCC R22 100K 1 Q2 NMOS AVCC |
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