CKS32F103VCT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "cks32f103vct6",
  "title": "CKS32F103VCT6",
  "brief": "CKS Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "cks32f103vct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "CKS32F103VCT6",
    "manufacturer": "CKS",
    "package": "LQFP-100(14x14)",
    "pin_count": 100,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8757207365651308544",
    "parts": {
      "symbol": "cks32f103vct6.kicad_sym",
      "footprint": "cks32f103vct6.kicad_mod",
      "model_3d": "cks32f103vct6-hero.glb",
      "model_3d_plain": "cks32f103vct6-etched.glb",
      "model_3d_step": "cks32f103vct6-etched.step",
      "model_3d_step_plain": "cks32f103vct6.step",
      "lbr": "cks32f103vct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C5185728"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T06:42:18Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "PE2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TRACECK and FSMC_A23."
      },
      {
        "number": "2",
        "name": "PE3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TRACED0 and FSMC_A19."
      },
      {
        "number": "3",
        "name": "PE4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TRACED1 and FSMC_A20."
      },
      {
        "number": "4",
        "name": "PE5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TRACED2, FSMC_A21 and TIM9_CH1."
      },
      {
        "number": "5",
        "name": "PE6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TRACED3, FSMC_A22 and TIM9_CH2."
      },
      {
        "number": "6",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup supply 1.8 V to 3.6 V that powers the RTC, the external 32 kHz oscillator and the backup registers when VDD is off."
      },
      {
        "number": "7",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "Powered through a power switch that sinks only about 3 mA; as an output it is limited to 2 MHz mode with at most 30 pF load and cannot source current such as driving an LED. Alternate function TAMPER-RTC."
      },
      {
        "number": "8",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Powered through the same limited power switch (about 3 mA); as an output it is limited to 2 MHz mode, 30 pF maximum load and no current sourcing. Alternate function OSC32_IN."
      },
      {
        "number": "9",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Powered through the same limited power switch (about 3 mA); as an output it is limited to 2 MHz mode, 30 pF maximum load and no current sourcing. Alternate function OSC32_OUT."
      },
      {
        "number": "10",
        "name": "VSS_5",
        "type": "power_in",
        "description": "Ground pin; all VSS pins must be connected to the ground system."
      },
      {
        "number": "11",
        "name": "VDD_5",
        "type": "power_in",
        "description": "Digital supply pin for I/O and the internal regulator, 2.0 V to 3.6 V."
      },
      {
        "number": "12",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE oscillator input for a 4 to 16 MHz crystal or resonator."
      },
      {
        "number": "13",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE oscillator output for a 4 to 16 MHz crystal or resonator."
      },
      {
        "number": "14",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset pin with a non-disconnectable pull-up of 30 to 50 kΩ; input low level maximum 0.8 V and input high level minimum 2 V."
      },
      {
        "number": "15",
        "name": "PC0",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC123_IN10."
      },
      {
        "number": "16",
        "name": "PC1",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC123_IN11."
      },
      {
        "number": "17",
        "name": "PC2",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC123_IN12."
      },
      {
        "number": "18",
        "name": "PC3",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC123_IN13."
      },
      {
        "number": "19",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for ADC, DAC, reset block, RC oscillators and PLL; must be connected to VSS."
      },
      {
        "number": "20",
        "name": "VREF-",
        "type": "power_in",
        "description": "Negative ADC reference voltage input, present on 100-pin and larger packages."
      },
      {
        "number": "21",
        "name": "VREF+",
        "type": "power_in",
        "description": "Positive ADC and DAC reference voltage input, 2.4 V up to VDDA, present on 100-pin and larger packages."
      },
      {
        "number": "22",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for ADC, DAC, reset block, RC oscillators and PLL, 2.0 V to 3.6 V; must be at least 2.4 V when the ADC or DAC is used and must be connected to VDD."
      },
      {
        "number": "23",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "General-purpose I/O; WKUP wake-up input for standby and stop modes; alternate functions USART2_CTS, ADC123_IN0, TIM2_CH1_ETR, TIM5_CH1 and TIM8_ETR."
      },
      {
        "number": "24",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions USART2_RTS, ADC123_IN1, TIM5_CH2 and TIM2_CH2."
      },
      {
        "number": "25",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions USART2_TX, TIM9_CH1, TIM5_CH3, ADC123_IN2 and TIM2_CH3."
      },
      {
        "number": "26",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions USART2_RX, TIM9_CH2, TIM5_CH4, ADC123_IN3 and TIM2_CH4."
      },
      {
        "number": "27",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Ground pin; all VSS pins must be connected to the ground system."
      },
      {
        "number": "28",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply pin for I/O and the internal regulator, 2.0 V to 3.6 V."
      },
      {
        "number": "29",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions SPI1_NSS, USART2_CK, DAC_OUT1 and ADC12_IN4."
      },
      {
        "number": "30",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions SPI1_SCK, DAC_OUT2 and ADC12_IN5."
      },
      {
        "number": "31",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions SPI1_MISO, TIM8_BKIN, ADC12_IN6, TIM13_CH1, TIM3_CH1 and TIM1_BKIN."
      },
      {
        "number": "32",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions SPI1_MOSI, TIM8_CH1N, ADC12_IN7, TIM14_CH1, TIM3_CH2 and TIM1_CH1N."
      },
      {
        "number": "33",
        "name": "PC4",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC12_IN14."
      },
      {
        "number": "34",
        "name": "PC5",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate function ADC12_IN15."
      },
      {
        "number": "35",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions ADC12_IN8, TIM3_CH3, TIM8_CH2N and TIM1_CH2N."
      },
      {
        "number": "36",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O; alternate functions ADC12_IN9, TIM3_CH4, TIM8_CH3N and TIM1_CH3N."
      },
      {
        "number": "37",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; also used as the BOOT1 boot-mode configuration pin."
      },
      {
        "number": "38",
        "name": "PE7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D4 and TIM1_ETR."
      },
      {
        "number": "39",
        "name": "PE8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D5 and TIM1_CH1N."
      },
      {
        "number": "40",
        "name": "PE9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D6 and TIM1_CH1."
      },
      {
        "number": "41",
        "name": "PE10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D7 and TIM1_CH2N."
      },
      {
        "number": "42",
        "name": "PE11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D8 and TIM1_CH2."
      },
      {
        "number": "43",
        "name": "PE12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D9 and TIM1_CH3N."
      },
      {
        "number": "44",
        "name": "PE13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D10 and TIM1_CH3."
      },
      {
        "number": "45",
        "name": "PE14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D11 and TIM1_CH4."
      },
      {
        "number": "46",
        "name": "PE15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D12 and TIM1_BKIN."
      },
      {
        "number": "47",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2C2_SCL, USART3_TX and TIM2_CH3."
      },
      {
        "number": "48",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2C2_SDA, USART3_RX and TIM2_CH4."
      },
      {
        "number": "49",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin; all VSS pins must be connected to the ground system."
      },
      {
        "number": "50",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin for I/O and the internal regulator, 2.0 V to 3.6 V."
      },
      {
        "number": "51",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK and TIM1_BKIN."
      },
      {
        "number": "52",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions SPI2_SCK, I2S2_CK, USART3_CTS and TIM1_CH1N."
      },
      {
        "number": "53",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions SPI2_MISO, USART3_RTS, TIM12_CH1 and TIM1_CH2N."
      },
      {
        "number": "54",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions SPI2_MOSI, I2S2_SD, TIM12_CH2 and TIM1_CH3N."
      },
      {
        "number": "55",
        "name": "PD8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D13 and USART3_TX."
      },
      {
        "number": "56",
        "name": "PD9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D14 and USART3_RX."
      },
      {
        "number": "57",
        "name": "PD10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D15 and USART3_CK."
      },
      {
        "number": "58",
        "name": "PD11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_A16 and USART3_CTS."
      },
      {
        "number": "59",
        "name": "PD12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_A17, TIM4_CH1 and USART3_RTS."
      },
      {
        "number": "60",
        "name": "PD13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_A18 and TIM4_CH2."
      },
      {
        "number": "61",
        "name": "PD14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D0 and TIM4_CH3."
      },
      {
        "number": "62",
        "name": "PD15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_D1 and TIM4_CH4."
      },
      {
        "number": "63",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2S2_MCK, TIM3_CH1, TIM8_CH1, USART6_TX and SDIO_D6."
      },
      {
        "number": "64",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2S3_MCK, TIM8_CH2, USART6_RX, SDIO_D7 and TIM3_CH2."
      },
      {
        "number": "65",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM8_CH3, USART6_CK, SDIO_D0 and TIM3_CH3."
      },
      {
        "number": "66",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM8_CH4, SDIO_D1 and TIM3_CH4."
      },
      {
        "number": "67",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART1_CK, TIM1_CH1 and MCO."
      },
      {
        "number": "68",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART1_TX and TIM1_CH2."
      },
      {
        "number": "69",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART1_RX and TIM1_CH3."
      },
      {
        "number": "70",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART1_CTS, USBDM, CAN_RX and TIM1_CH4."
      },
      {
        "number": "71",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART1_RTS, USBDP, CAN_TX and TIM1_ETR."
      },
      {
        "number": "72",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset-state function JTMS/SWDIO (serial wire debug data)."
      },
      {
        "number": "73",
        "name": "NC",
        "type": "unconnected",
        "description": "Listed as 未连接 (not connected) in the LQFP100 column of the pin definition table."
      },
      {
        "number": "74",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin; all VSS pins must be connected to the ground system."
      },
      {
        "number": "75",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin for I/O and the internal regulator, 2.0 V to 3.6 V."
      },
      {
        "number": "76",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset-state function JTCK/SWCLK (serial wire debug clock)."
      },
      {
        "number": "77",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset-state function JTDI; alternate functions SPI3_NSS, I2S3_WS, TIM2_CH1_ETR and SPI1_NSS."
      },
      {
        "number": "78",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART4_TX, SDIO_D2 and USART3_TX."
      },
      {
        "number": "79",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART4_RX, SDIO_D3 and USART3_RX."
      },
      {
        "number": "80",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions USART5_TX, SDIO_CK and USART3_CK."
      },
      {
        "number": "81",
        "name": "PD0",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; on LQFP100 this is a native pin, alternate functions OSC_IN, FSMC_D2 and CAN_RX."
      },
      {
        "number": "82",
        "name": "PD1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; on LQFP100 this is a native pin, alternate functions OSC_OUT, FSMC_D3 and CAN_TX."
      },
      {
        "number": "83",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM3_ETR, USART5_RX and SDIO_CMD."
      },
      {
        "number": "84",
        "name": "PD3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_CLK and USART2_CTS."
      },
      {
        "number": "85",
        "name": "PD4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_NOE and USART2_RTS."
      },
      {
        "number": "86",
        "name": "PD5",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_NWE and USART2_TX."
      },
      {
        "number": "87",
        "name": "PD6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_NWAIT and USART2_RX."
      },
      {
        "number": "88",
        "name": "PD7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions FSMC_NE1/FSMC_NCE2 and USART2_CK."
      },
      {
        "number": "89",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset-state function JTDO; alternate functions SPI3_SCK, I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."
      },
      {
        "number": "90",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; reset-state function NJTRST; alternate functions SPI3_MISO, TIM3_CH1 and SPI1_MISO."
      },
      {
        "number": "91",
        "name": "PB5",
        "type": "bidirectional",
        "description": "I/O; alternate functions I2C1_SMBA, SPI3_MOSI, I2S3_SD, TIM3_CH2 and SPI1_MOSI."
      },
      {
        "number": "92",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2C1_SCL, USART1_TX and TIM4_CH1."
      },
      {
        "number": "93",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions I2C1_SDA, FSMC_NADV, TIM4_CH2 and USART1_RX."
      },
      {
        "number": "94",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot mode selection input that selects flash, system memory or internal SRAM boot at startup."
      },
      {
        "number": "95",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM4_CH3, TIM10_CH1, SDIO_D4, I2C1_SCL and CAN_RX."
      },
      {
        "number": "96",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM4_CH4, TIM11_CH1, SDIO_D5, I2C1_SDA and CAN_TX."
      },
      {
        "number": "97",
        "name": "PE0",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate functions TIM4_ETR and FSMC_NBL0."
      },
      {
        "number": "98",
        "name": "PE1",
        "type": "bidirectional",
        "description": "5 V tolerant (FT) I/O; alternate function FSMC_NBL1."
      },
      {
        "number": "99",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin; all VSS pins must be connected to the ground system."
      },
      {
        "number": "100",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin for I/O and the internal regulator, 2.0 V to 3.6 V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-haiku-5-5",
        "primary_mode": "text",
        "consensus_model": "claude-sonnet-5-5",
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