bluetooth headset 藍牙耳機原理圖.pdf

bluetooth headset 藍牙耳機原理圖.pdf

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時間:2020-01-10

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1、54321VCHGVBAT1.35V1.35V1.35VJ2VCHGVBATVBAT1.8V1.35V1.35VD1.8V1.8V1D3.3V2U41.8V31C1342531.8VC15C17C182.2uFL3C12R42.2uF2.2uF2.2uFC142.2uFCON5SWITCH310K10nFC9C100.15mm線寬4.7uH10nF4.7uH4.7uFC8L4470nFC7C1110nF15pFVBAT4042434445484149U154475315168314505217131139383363D1READ1.8VR2R3VCHGVBAT3

2、7C21LX_1V8LED[0]36CHG_EXTSMP_BYPVDD_USBVDD_AUXLX_1V35VDD_ANAVDD_DIGLED[1]66SMP_VBATVOUT_3V3VDD_AUDIOVDD_BT_LOLED[2]330RVREGENABLEVBAT_SENSEVDD_AUX_1V8VREGIN_DIGVDD_PADS_1VDD_PADS_2330RBLUED2VDD_AUX_1V8-1VDD_BT_RADIO591.8VU710nFCSMPS_1V8_SENSEVDD_AUDIO_DRVPIO[0]/UART_RX6018CSMPS_1V35_

3、SENSEPIO[1]/UART_TXR10SW1CSCSVCCE16210KPIO1327ANTENNAPIO[6]5712SDA5SO/SIO1HOLD#SIO33PIO[7]61SCL6SO/SIO0WP#SIO2450阻抗L2走直線PIO[8]/UART_RTS58SCLKGND50阻抗12PIO[9]/UART_CTS65VOL+SWKEY-SPSTBT_RFPIO[18]64MX25U4033VOL-J61nHPIO[21]走直線30MOSICSB1C6C514mil線寬普通PIO[2]/SPI_MOS/PCM1_IN28MISOMISO21pF1p

4、FPIO[3]/SPI_MISO/PCM1_OUT24CSBPCM#3PIO[4]/SPI_CS#/PCM1_SYNC34CLKMOSI4CSR8615XPIO[5]/SPI_CLK/PCM1_CLK29PCM#CLK5SPI_PCM#22CSCON5PIO[12]/QSPI_FLASH_CS#/I2C_WP25SCLU6PIO[10]/QSPI_FLASH_CLK/I2C_SCL26SDAJ4R6VOL+16PIO[11]/QSPI_IO[0]/I2C_SDA31PIO1313OUTOP24PIO[13]/QSPI_IO[1]5TOUCHOP12VDDVSS2

5、3CON12.2KC20PIO[14]/UART_RX2110pFAR101BPIO[15]/UART_TX27C22BPIO[16]/UART_RTS32100nFPIO[17]/UART_CTS20AIO[0]563.3VUSB_DP55USB_DNU5J3R535VOL-16RST#13OUTOP24XTAL-OUTXTAL-INVSS-SMPS-1V8VSS-SMPS-1V35AU-REFLINE/MIC_ANLINE/MIC_APMIC_BIASLINE_BPLINE_BNSPKR_ANSPKR_APNCNC15TOUCHOP12VDDVSS18194

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