CKS32F103RBT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "cks32f103rbt6",
  "title": "CKS32F103RBT6",
  "brief": "CKS Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout extracted from the datasheet, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "mcu",
    "cks32f103rbt6"
  ],
  "component": {
    "mpn": "CKS32F103RBT6",
    "manufacturer": "CKS",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "MCU",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/3bd433b372f264e764f10d3ec1014e26.pdf",
    "parts": {
      "symbol": "cks32f103rbt6.kicad_sym",
      "footprint": "cks32f103rbt6.kicad_mod",
      "model_3d": "cks32f103rbt6-etched.glb",
      "model_3d_plain": "cks32f103rbt6.glb",
      "model_3d_step": "cks32f103rbt6-etched.step",
      "model_3d_step_plain": "cks32f103rbt6.step",
      "lbr": "cks32f103rbt6.lbr"
    },
    "distributor_links": {},
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup battery input, 1.8-3.6V. Powers RTC, LSE oscillator and backup registers when VDD is off."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "GPIO Port C bit 13; alt-function TAMPER input and RTC output. Backup-domain supplied via power switch, limited to 3mA / 2MHz / 30pF; not suitable for current-sourcing."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "GPIO Port C bit 14 / 32.768 kHz LSE crystal input. Backup-domain supplied; drive limited to 3mA / 2MHz / 30pF."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "GPIO Port C bit 15 / 32.768 kHz LSE crystal output. Backup-domain supplied; drive limited to 3mA / 2MHz / 30pF."
      },
      {
        "number": "5",
        "name": "OSC_IN/PD0",
        "type": "input",
        "description": "HSE crystal input (default after reset). Software-remappable to GPIO PD0."
      },
      {
        "number": "6",
        "name": "OSC_OUT/PD1",
        "type": "output",
        "description": "HSE crystal output (default after reset). Software-remappable to GPIO PD1."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional active-low reset. Internal weak pull-up; drive low to reset MCU."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "GPIO Port C bit 0; alt-function ADC12_IN10."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "GPIO Port C bit 1; alt-function ADC12_IN11."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "GPIO Port C bit 2; alt-function ADC12_IN12."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "GPIO Port C bit 3; alt-function ADC12_IN13."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground reference for ADC and VREF. Also the internal VREF- on LQFP64."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, 2.0-3.6V. Also the internal VREF+ on LQFP64."
      },
      {
        "number": "14",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "GPIO Port A bit 0; alt WKUP wake-from-Standby / USART2_CTS / ADC12_IN0 / TIM2_CH1_ETR."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO Port A bit 1; alt USART2_RTS / ADC12_IN1 / TIM2_CH2."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO Port A bit 2; alt USART2_TX / ADC12_IN2 / TIM2_CH3."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO Port A bit 3; alt USART2_RX / ADC12_IN3 / TIM2_CH4."
      },
      {
        "number": "18",
        "name": "VSS_4",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "19",
        "name": "VDD_4",
        "type": "power_in",
        "description": "Digital supply, 2.0-3.6V."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO Port A bit 4; alt SPI1_NSS / USART2_CK / ADC12_IN4."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO Port A bit 5; alt SPI1_SCK / ADC12_IN5."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO Port A bit 6; alt SPI1_MISO / ADC12_IN6 / TIM3_CH1 / TIM1_BKIN."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO Port A bit 7; alt SPI1_MOSI / ADC12_IN7 / TIM3_CH2 / TIM1_CH1N."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "GPIO Port C bit 4; alt ADC12_IN14."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "GPIO Port C bit 5; alt ADC12_IN15."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO Port B bit 0; alt ADC12_IN8 / TIM3_CH3 / TIM1_CH2N."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO Port B bit 1; alt ADC12_IN9 / TIM3_CH4 / TIM1_CH3N."
      },
      {
        "number": "28",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "GPIO Port B bit 2; also BOOT1 boot-mode select strap sampled at reset. 5V-tolerant (FT)."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO Port B bit 10; alt I2C2_SCL / USART3_TX / TIM2_CH3. 5V-tolerant."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO Port B bit 11; alt I2C2_SDA / USART3_RX / TIM2_CH4. 5V-tolerant."
      },
      {
        "number": "31",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "32",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply, 2.0-3.6V."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO Port B bit 12; alt SPI2_NSS / I2C2_SMBAI / USART3_CK / TIM1_BKIN. 5V-tolerant."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO Port B bit 13; alt SPI2_SCK / USART3_CTS / TIM1_CH1N. 5V-tolerant."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO Port B bit 14; alt SPI2_MISO / USART3_RTS / TIM1_CH2N. 5V-tolerant."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO Port B bit 15; alt SPI2_MOSI / TIM1_CH3N. 5V-tolerant."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "GPIO Port C bit 6; alt TIM3_CH1. 5V-tolerant."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "GPIO Port C bit 7; alt TIM3_CH2. 5V-tolerant."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "GPIO Port C bit 8; alt TIM3_CH3. 5V-tolerant."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "GPIO Port C bit 9; alt TIM3_CH4. 5V-tolerant."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO Port A bit 8; alt USART1_CK / TIM1_CH1 / MCO. 5V-tolerant."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO Port A bit 9; alt USART1_TX / TIM1_CH2. 5V-tolerant."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO Port A bit 10; alt USART1_RX / TIM1_CH3. 5V-tolerant."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO Port A bit 11; alt USART1_CTS / USBDM / CANRX / TIM1_CH4. 5V-tolerant."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO Port A bit 12; alt USART1_RTS / USBDP / CANTX / TIM1_ETR. 5V-tolerant."
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO Port A bit 13; default JTMS/SWDIO after reset. 5V-tolerant."
      },
      {
        "number": "47",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply, 2.0-3.6V."
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO Port A bit 14; default JTCK/SWCLK after reset. 5V-tolerant."
      },
      {
        "number": "50",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO Port A bit 15; default JTDI after reset. Alt TIM2_CH1_ETR / PA15 / SPI1_NSS. 5V-tolerant."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "GPIO Port C bit 10; alt USART3_TX. 5V-tolerant."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "GPIO Port C bit 11; alt USART3_RX. 5V-tolerant."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "GPIO Port C bit 12; alt USART3_CK. 5V-tolerant."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "GPIO Port D bit 2; alt TIM3_ETR. 5V-tolerant."
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO Port B bit 3; default JTDO after reset. Alt PB3/TRACESWO/TIM2_CH2/SPI1_SCK. 5V-tolerant."
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO Port B bit 4; default JNTRST after reset. Alt PB4/TIM3_CH1/SPI1_MISO. 5V-tolerant."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO Port B bit 5; alt I2C1_SMBAI / TIM3_CH2 / SPI1_MOSI. Not 5V-tolerant."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO Port B bit 6; alt I2C1_SCL / TIM4_CH1 / USART1_TX. 5V-tolerant."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO Port B bit 7; alt I2C1_SDA / TIM4_CH2 / USART1_RX. 5V-tolerant."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode select strap sampled at reset. Combined with BOOT1 (PB2) selects boot from main Flash, system memory (bootloader), or SRAM."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO Port B bit 8; alt I2C1_SCL / TIM4_CH3 / CANRX. 5V-tolerant."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO Port B bit 9; alt I2C1_SDA / TIM4_CH4 / CANTX. 5V-tolerant."
      },
      {
        "number": "63",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "64",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply, 2.0-3.6V."
      }
    ],
    "provenance": {
      "extractor": "ds2sf",
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/3bd433b372f264e764f10d3ec1014e26.pdf",
        "pages": 64,
        "sha256": "221001e6207f4f99",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "cks32f103rbt6.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "cks32f103rbt6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          12,
          12,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "0bfd3134d655563729f6b54762562a56be43437bcfcd1e66a813ce3f8901d4bc",
        "checked": "2026-10-07",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "CKS",
      "Package": "LQFP-64(10x10)",
      "Category": "MCU",
      "Pins": "64"
    }
  },
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "cks32f103rbt6"
  ],
  "discovery_pitch": "CKS32F103RBT6 (CKS) component page with datasheet-verified CAD.",
  "author": {
    "name": "Ray"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "cks32f103rbt6.kicad_sym",
    "cks32f103rbt6.kicad_mod",
    "cks32f103rbt6.glb",
    "cks32f103rbt6.step",
    "cks32f103rbt6.lbr",
    "docs/hero.png",
    "docs/cks32f103rbt6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html"
  ],
  "visibility": {
    "public": true
  },
  "variants": [
    {
      "mpn": "CKS32F103RBT6R8T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F103RBT6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F103RBT6RBT7",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F103RBT6C8T6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F103RBT6CBT6",
      "kind": "packaging"
    },
    {
      "mpn": "CKS32F103RBT6VBT6",
      "kind": "packaging"
    }
  ],
  "updated_at": "2026-09-24T19:13:46.552Z"
}