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1、Iii1i2-ujmv:一一1一 -nmF二xndxxo.iNqK厂r3 XVFEUUSB HOST. USB WIFII5 4 3 2 1 SYS_3.3V SYS_5V FB7 BLM18AG121SN1 D FB9 BLM18AG121SN1 FB8 BLM18AG121SN1 C173 1uF 10V 吃0% R151 R152 1K 1/16W 5% WM-64PC MIC1P C174 C175 1uF 10V 2% 1uF 10V 20% MIC1 510R 1/16W 5%MICBIAS D SPKVDD 0.1uF 50V 20% C176 U29 AVDDA C177 C1
2、81 10uF 10V 20% C180 0.1uF 50V 20% 10uF 10V 20% Audio_AGND 13 14 31 26 Audio_AGND Audio_AGND DCVDD DBVDD AVDD SPKVDD 1 2 MIC1P MIC1N 1 2 4 5 3 6 19 20 MIC1P MIC1N MIC2P MIC2N LINE_IN_L LINEN_R AUXIN_L AUXIN_R MCLK BCLK LRCK ADCDAT DACDAT HP_OUT_L HP_OUT_R SPK_OUT SPK_OUT_N AUXOUT_L AUXOUT_R 30 29 23
3、 25 21 22 32 18 27 15 16 17 HP_LEFT HP_RIGHT FB10 BLM18AG121SN1 SPK_OUT SPK_OUTN FB11 BLM18AG121SN1 C185 MICBIAS C184 20pF 50V 5% 20pF 50V 5% SPL_R1 SPEAKER/NC MIC1N R154 1K 1/16W 5% QFN32 C SPKGND 2 2 2 2 2 AUD_I2S_SDCLK0 AUD_I2S_SCLK0 AUD_I2S_LRCK0 AUD_I2S_SDI0 AUD_I2S_SDO0 11 8 7 9 10 MICBIAS CDE
4、POP VREF GPIO SCLK SDA DGND PGND Audio_AGND HP_n DETECT Audio_AGND C I2C2.SCL I2C2.SDA AGND C188 0.1uF 50V 20% 10uF 10V 20% C189 C190 0.1uF 50V 20% 28 24 12 ALC5621 33 Audio_AGND Audio_AGND Audio_AGND Audio_AGND SYS_3.3V R155 HP_n DETECT HP_RIGHT C183 HP_LEFT C182 B R157 1/16W 5% 1K J15 FB12 FB13 FB
5、14 BLM15AG601SN1 BLM15AG601SN1 BLM15AG601SN1 10uF 10V 20% 10uF 10V 20% C191 C192 R156 1 3 5 4 B FB15 BLM15AG601SN1 ZD18 ZD19 ZD20 2 ST-3539-5AS 1.8 nF 50V10% 1.8 nF 50V出0% 4.7K 1/16W 5% 4.7K 1/16W 5% ESD/3pF ESD/3pF Audio_AGND Audio_AGND Audio_AGND Audio_AGND Audio_AGND A ESD/3pF A Title Size A3 Date: 5 4 3 2 Docume nt Number Saturday, Ju ne 25, 2011 Sheet 1 Rev A01 10 of 11
