SSS1530_TypeC转3.5mm耳机方案设计电路图

123456 A B C D 654321 D C B A Title NumberRevisionSize B Date:24-Apr-2017Sheet of File:E:3S Audio DDBAudio.ddbDrawn By: C3 0.1uF C5 1uF C6 33nF R1 10K +1.8V_OUT PLLF GND GND UDM UDP R7 1.5K +3.3V D- D+ +5V_IN +3.3V VCM VREFP AGND AGND C22 1uF R8 4.7K +3.3V_AVDDVO23 +3.3V USB_5V +1.8V GND +3.3V_AVDD HPOUT_R HPOUT_L AGND GND USB_5V GND C10 0.1uF C8 4.7uF C23 1uF MIC_L OUT_L OUT_R AGND C17 100uF C18 100uF MIC_L UDM UDP +1.8V_OUT PLLF GND +3.3V +1.8V C9 4.7uF GND 1 2 3 4 J2 USB PAD +3.3V R11 1K AGND C27 4.7uF R14 5.1K VO23 C12 0.1uF GND +1.8V C7 4.7uF C11 0.1uF MCU_IIC_SCL MCU_IIC_SDA GND +3.3V VCC23 1 APLL_VCCP3 2 APLL_VCCP18 3 APLL_LPF 4 APLL_GND 5 VOLUP_N 6 VOLDN_N 7 UDN 8 SCL_UP 11 STEREO_MIC 10 SDA_UP 12 VCCIO 13 GND 14 VCCK 15 ADC_INR 19 ADC_INL 20 PWRP 21 VREFP 22 VCM 23 PWRN 24 NVSS 25 HPOUT_L 26 HPOUT_R 27 NVDD 28 GND5A 29 VCC18 30 VCC5A 31 VCC33 32 UDP 9 SCL_24C0X 16 SDA_24C0X 17 PLAY_PAUSE_N 18 U1 QFN32 SW1 VOLDN_N SW2 VOLUP_N VOLDN_NVOLUP_N GNDGND SW3 PLAY_PAUSE_EN PLAY_PAUSE_EN GND A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 U2 24C04 SCL_24C0X SDA_24C0X +3.3VR10 10K R9 10K +3.3V GND VOLDN_N VOLUP_N PLAY_PAUSE_EN SCL_24C0X SDA_24C0X J1 HP_OUT 1 2 J3 MCU IIC MCU_IIC_SCL MCU_IIC_SDA MIC_R C24 1uF MIC_R R12 1K AGND C26 4.7uF R13 5.1K VO23 AGND J4 MIC_IN INPUT_L INPUT_L D1 LED R15 1K GND USB_5V R16 0R GND L1 FB GNDAGND L2 FB +3.3V+3.3V_AVDD C2 4.7uF C1 0.1uF AGND C21 1uF C25 0.1uF C4 1uF +5V_IN GND C19 0.1uF C20 4.7uF R6 0R USB_5V R2 39R C13 0.22uF R3 39R C14 0.22uF AGNDAGND R4 39R C15 0.22uF R5 39R C16 0.22uF AGNDAGND HPOUT_R HPOUT_LOUT_L OUT_R 预留RC滤波，降低底噪 电容靠近IC 1、请注意电源15-20m