D C B A 5 4 3 C1 C4 DVDD 1uF VDS18 0.1uF E5 E1 E3 VDDA_SEN C6 2.2uF C7 C8 0.1uF 0.1uF 4.7K 4.7K SDA SCL A1 A4 B1 C1 A5 A2 B3 B4 DGND SGND VDS18 R5 R6 U1 DVDD DOVDD DGND AVDD AVDD VREFN VREFH AGND AGND Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9 PCLK XCLK VSYNC HREF PWDN RSTB D4 E4 D2 D5 E2 C6 C2 D6 D1 E6 D3 A6 B5 B6 B2 C3 D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 S_PCK SEN_CLK S_VSYNC S_HSYNC PWDN R3 GPIO_3 SIOD SIOC OV9712/28-pin CSP TM A3 R7 10K DGND “ AVDD: 3.0V ~ 3.6V “ DOVDD: 1.7V ~ 3.6V “ DVDD: 1.5V (Sensor have a internal LDO for this power supply) VDD33 C2 0.1uF RST R2 56K DGND XO C3 10pF R1 1M Y1 12MHz DGND XI C5 10pF ASIC Reset Be closed to ASIC. Crystal Be closed to ASIC and FM34 VDD33 10K DGND R4 470 J1 VDD12 USB5V C10 2.2uF VDD33 C9 2.2uF DM DP DGND DGND DGND 1 2 3 4 5 +5V D- D+ NC GND USB CON. USB CONNECTOR Be closed to ASIC. DM/DP's trace is better to be straight, short, and parallel. D1 LED(HT-107) GPIO_0 LED Active high. E6 E5 E4 E3 E2 E1 D6 D5 D4 D3 D2 D1 C6 C3 C2 C1 B6 B5 B4 B3 B2 B1 A6 A5 A4 A3 A2 A1 TOP VIEW USB5V C12 1uF DGND GPIO_1 U3 PST731-18/SOT25 5 Vin Vout 4 EN NC D N G 1 3 2 DGND R10 100K DGND USB5V C26 1uF DGND GPIO_1 U8 PST731-33/SOT25 5 Vin Vout 4 EN NC D N G 1 3 2 DGND R14 0 R15 0 SGND DGND VSSP VDS18 C13 1uF DGND VDDA_SEN R11 0 C27 2.2uF SGND USB5V C14 1uF DGND USB5V C23 1uF DGND U4 PST731-33/SOT25 5 Vin Vout 4 EN NC D N G 2 DGND U6 PST731-25/SOT25 5 Vin Vout 4 EN NC D N G 1 3 1 3 2 DGND VDD33 C15 2.2uF DGND VDD25 C24 2.2uF DGND USB5V C31 1uF DGND U10 PST8008/SOT25 3 VIN LX 5 EN D N G FB 4 1 2 DGND L1 4.7uH VDD12 C32 4.7uF DGND R13 100K R16 100K DGND R8 10K SF_CS SF_SI GPIO_2 1 2 3 4 R9 10K DGND DGND Serial Flash DGND_FM DGND_FM VDD33 U5 CS# SO WP# GND W25X05CLSNIG VCC HOLD# SCLK SI 8 7 6 5 VDD33 SF_SCK SF_SO C16 0.1uF DGND L channel U7 1 2 GND L/R 3 CAL S2329 VDD DATA CLK R channel U9 1 2 GND L/R 3 CAL S2329 VDD DATA CLK VDD33 C25 0.1uF DGND_FM VDDD_FM C29 0.1uF 6 5 4 6 5 4 DATA CLK C28 100pF DATA CLK C30 100pF C37.C38.C39.C40 closed to DMIC L/R = "H" = DMIC Right Channel Setting L/R = "L" = DMIC Left Channel Setting DGND_FM CLK DATA R17 100 GPIO_4 GPIO_5 DMIC_MCK DMIC_DIN DMIC R18 0 OHM 100 ohms should be closed to ASIC. 5 4 3 2 2 DGND 1 32 31 30 29 28 27 26 25 24 D8 D7 D6 D5 D4 D3 D2 D1 D0 VSSP 6 _ O P G I 2 5 1 5 S S V I 6 O P G S_IMG_8 S_IMG_7 S_IMG_6 S_IMG_5 S_IMG_4 S_IMG_3 S_IMG_2 S_IMG_1 S_IMG_0 P D D V S S V VDD33 VDD25 VDD12 1 2 3 4 5 6 7 8 9 DM DP GPIO_5 GPIO_4 GPIO_2 GPIO_1 DGND 4 5 3 5 S S V 2 1 D D V VDDL VDDD VSS DM DP GPIO5 GPIO4 GPIO2 GPIO1 2 1 D D V S S V 7 4 8 4 O S _ F S I S _ F S K C S _ F S S C _ F S O X I X T S R 9 D 6 4 5 4 4 4 3 4 2 4 1 4 0 4 9 3 8 3 7 3 6 3 5 3 4 3 3 3 N X I T U O X 3 3 D D V O S _ F S I S _ F S S C _ F S K C S _ F S S S V S S V P D D V T S R 2 1 D D V / 1 0 T S E T 9 _ G M _ S I U2 SN9C291/PARA/LGA54 0 O P G 2 1 D D V I F E R V S S V S S V P D D V I 3 O P G A D S L C S C N Y S V _ S C N Y S H _ S 8 1 / K C P _ S 3 3 D D V K L C _ N E S 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 0 2 1 2 2 2 3 2 9 4 0 5 VDD12 VDD25 0 _ O P G I C11 1uF 3 _ O P G I A D S L C S C N Y S V _ S C N Y S H _ S K L C _ N E S K C P _ S 8 1 S D V DGND VSSP VSSP pin-44 VDD33 pin-15, 38 VDD25 pin-11, 36 VDD12 C17 0.1uF C18 0.1uF C19 0.1uF C20 0.1uF C21 0.1uF VDS18 C22 0.1uF DGND VSSP Bypass capacitors of ASIC. Be closed to each power pins of ASIC. DGND DGND GPIO Function ********************************************************* GPIO_0: LED control GPIO_1: Sensor Power On/Off control GPIO_2: Serial flash write protect control GPIO_3: Sensor reset GPIO_4: DMIC_MCK/General purpose IO GPIO_5: DMIC_DIN/General purpose IO ********************************************************* R12 0 DGND DGND_FM Title Title Title Size Size Size B B B Date: Date: Date: SONiX TECHNOLOGY CO.,LTD. SONiX TECHNOLOGY CO.,LTD. SONiX TECHNOLOGY CO.,LTD. Document Number Document Number Document Number SN9C291+OV9712+DMIC SN9C291+OV9712+DMIC SN9C291+OV9712+DMIC 1 1 1 Saturday, August 18, 2018 Saturday, August 18, 2018 Saturday, August 18, 2018 Sheet Sheet Sheet 1 of of of 3 3 3 D C B A Rev Rev Rev V1.0 V1.0 V1.0