CS5260替代NCS8823应用Typec转VGA芯片方案设计电路图

《CS5260替代NCS8823应用Typec转VGA芯片方案设计电路图》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1CN1A1B12UFP_CC1UFP_CC1A2GNDGNDB11芯片内置27MHz振荡器，也支持外部时钟输入，外部时钟A3TX1PRX1PB10输入性能更好。VBUS_5VA4TX1NRX1NB9VBUS_5V在板卡设计时建议使用外部时钟以适应极少数对Hsync抖动要求高的显示器。R1C1UFP_CC1A5VBUSVBUSB8SBU2Dongle设计建议预留时钟位置。5.1KBB_D_PA6CC1SBU2B7R0402C0402BB_D_NA7DP1NCB6DN1NCNC/560pF/10VSBU1A8B5R2QQ:1540182856TEL:18027661972VBUS_5VSBU1CC2A9B41KC2RX_2NA10VBUSVBUSB3TX_2NR0402C3RX_2PA11RX2NTX2NB2TX_2PVBUS_5VA12RX2PTX2PB1C0402OptionalGNDGNDNC/560pF/10VY118pF1315R3327MHz14S1S316SMB_SDAR40R/NCVGA_SDA24S2S41MR50R/NC1SMB_SCLVGA_SCLR0402C4USB_C_PLUG18pFVDD_33LDO_V12DP-AltPin29，30为芯片Debug和升级管脚，做dongle时必须保留测试点。GPIO_4GPIO_3SMB_SCLSMB_SDA芯片内置1.2VVDD_33GPIO_4RX_2NC50.1uFLANE0_N如果没有采用Billboard的升级方式，可以接系统I2C或则和VGA的I2C接一起，方便升级使用。XIXOLDO可以给自己供电，无须外部RX_2PC60.1uFLANE0_P1.2V供电Pin29，30为5V兼容管脚，根据需要选择上拉电阻TX_2NC70.1uFLANE1_N即可。R6R7TX_2PC80.1uFLANE1_PU13332313029282726251M1M/NCR0402R0402CS5260EPADXtal_InGPIO_4GPIO_3Xtal_OutSBU1SBU1C90.1uFAUX_CH_PSMB_SCLSMB_SDAPVCC_33124SBU2SBU2C100.1uFAUX_CH_NVDD_33AVCC_33GNDVCCK_12_OUTAUX_CH_P223VGA_RED_PAUX_PRED_PAUX_CH_N322VGA_GREEN_PR8R9SMB_SCL1AUX_NGREEN_P1M1M/NCSMB_SDA1421VGA_BLUE_PR0402R0402GPIO_31LDO_V12VCC_12BLUE_PGPIO_41LANE0_P520LANE0_PVDD_DAC_33VDD_33GPIO_3LANE0_N619HSYNCLANE0_NHSYNCLANE1_P718VSYNCLANE1_PVSYNCLANE1_N817LANE1_NHVSYNC_PWR5V/3.3V30R100MHzVGACONNTest_EN#BB_DPBB_D_NUFP_CC15V_INVCC_33_OUTVGA_SCLVGA_SDAVGA_RED_PVGA_RJ7VDD_33VGA-M9FB1101112131415166111R10C11C12VGA_R16RRGNDR1110K75R1%NC/2pF4.7pFVGA_G27GGGNDAVGA_B3108A5V/3.3VVGA_5VB515BGNDR0402TEST_EN_NBB_D_PBB_D_NUFP_CC1USB5V_1VGA_SCLVGA_SDAVSYNC_OUT1410VBUS_5VHSYNC_OUT13VSYNCSGND30R100MHzD1HSYNC/CSYNCVDD_33VGA_GREEN_PVGA_GAK95NC/DDC5VGNDR124RR0402FB2VGA_SCL1511IN5819VGA_SDA12ID3/SCLID04R13C13C14ID1/SDAID2C15C16C17C1875R1%NC/2pF4.7pFVGA-D-SUB15-MALE2.2uF0.1uF10uF0.1uFC0402C0402C0402C0402VBUS_5V5V/3.3V30R100MHzVGA_BLUE_PVGA_BFB3R240RR0402R14C19C20VGA_5V75R1%NC/2pF4.7pFLDO_V125V/3.3VR15R16C21C22C23C24C252.2K2.2K2.2uF0.1uF0.1uF2.2uF0.1uFC0402C0402C0402C0402C04025-->3.3V1，RGB输出的75欧姆电阻为1%精度。VBUS_5VVDD_332,输出的磁珠和电容是为了VGA指标过VESAVGA_SDAr1.2设计的。U2VGA_SCLTD6810L1VDD_334312R1936RVINSW4.7uH,Isat>1.5AHSYNCHSYNC_OUTC28C29C30C31C32C33C34R17R1810K15ENGNDFB10K/NCR0402C26R20C27R2136RC35C36SOT-25C0402R0402C06032.2uF2.2uF2.2uF0.1uF0.1uF0.1uF0.1uFVSYNCVSYNC_OUT268pF680K/1%10uF/6.3VC0402C0402C0402C0402C0402C0402C0402C37C38C0402C0402R040210uF/10V0.1uF/16VR2233pF33pF150K/1%R0402Note：Hsync和Vysnc上的电阻和电容是为了VGA指去耦电容尽量靠近芯片相应的PowerPin放置。标过VESAr1.2设计的。R23QQ:1540182856TEL:18027661972VBUS_5VD2LED1KR0402TitleCS5260SizeDocumentNumberRevCCS5260_CTOVGA1.0Date:Tuesday,January03,2023Sheet1of11