HK32F103CBT6A

{
  "slug": "hk32f103cbt6a",
  "version": "0.1.0",
  "type": "component",
  "description": "HK Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "hk32f103cbt6a",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
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    "README.md",
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    "hk32f103cbt6a.kicad_mod",
    "hk32f103cbt6a.glb",
    "hk32f103cbt6a.step",
    "hk32f103cbt6a.lbr",
    "docs/hero.png",
    "docs/hk32f103cbt6a-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "hk32f103cbt6a-hero.glb",
    "hk32f103cbt6a-hero.overlay.json",
    "hk32f103cbt6a-etched.glb"
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  "component": {
    "mpn": "HK32F103CBT6A",
    "manufacturer": "HK",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893821630996480",
    "parts": {
      "symbol": "hk32f103cbt6a.kicad_sym",
      "footprint": "hk32f103cbt6a.kicad_mod",
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      "model_3d_plain": "hk32f103cbt6a-etched.glb",
      "model_3d_step": "hk32f103cbt6a-etched.step",
      "model_3d_step_plain": "hk32f103cbt6a.step",
      "lbr": "hk32f103cbt6a.lbr"
    },
    "distributor_links": {
      "lcsc": "C907710"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T02:42:34Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "no match"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply input of 1.8 V to 3.6 V that powers the RTC, the 32 kHz oscillator and backup registers when VDD is off."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose I/O PC13 with TAMPER-RTC/WKUP1/RTCO and EXTIN13 functions listed in the pinout table."
      },
      {
        "number": "3",
        "name": "PC14",
        "type": "bidirectional",
        "description": "General-purpose I/O PC14 that doubles as OSC32_IN/LSE_CKI for the 32.768 kHz LSE clock input."
      },
      {
        "number": "4",
        "name": "PC15",
        "type": "bidirectional",
        "description": "General-purpose I/O PC15 that doubles as OSC32_OUT for the 32.768 kHz LSE crystal."
      },
      {
        "number": "5",
        "name": "OSC_IN",
        "type": "input",
        "description": "HSE oscillator input (OSC_IN/HSE_CKI, also remappable to PD0) for a crystal or external clock; section 3.9.1 gives 4-32 MHz crystal and up to 64 MHz external clock, while section 4.2.4 gives 1-25 MHz."
      },
      {
        "number": "6",
        "name": "OSC_OUT",
        "type": "output",
        "description": "HSE oscillator output (OSC_OUT, also remappable to PD1) driving the external crystal."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "External reset pin (I/O in the pinout table) that is one of the listed reset sources; the text gives no electrical thresholds for this pin."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC and temperature sensor."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply of 2.0 V to 3.6 V for the ADC and temperature sensor, recommended to be the same supply as VDD with at most 300 mV difference between them."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "General-purpose I/O PA0 with WKUP0, USART2_CTS, ADC12_IN0, TIM2_CH1_ETR, TIM5_CH1, TIM8_ETR and EXTIN0 alternate functions."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "General-purpose I/O PA1 with USART2_RTS, ADC12_IN1, TIM5_CH2, TIM2_CH2, RCC_CKI0 and EXTIN1 alternate functions."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "General-purpose I/O PA2 with USART2_TX, ADC12_IN2, TIM5_CH3, TIM2_CH3 and EXTIN2 alternate functions."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "General-purpose I/O PA3 with USART2_RX, ADC12_IN3, TIM5_CH4, TIM2_CH4 and EXTIN3 alternate functions."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "General-purpose I/O PA4 with SPI1_NSS, USART2_CK, ADC12_IN4 and EXTIN4 alternate functions."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "General-purpose I/O PA5 with SPI1_SCK, ADC12_IN5 and EXTIN5 alternate functions."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "General-purpose I/O PA6 with SPI1_MISO, ADC12_IN6, TIM3_CH1, TIM1_BKIN and EXTIN6 alternate functions."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "General-purpose I/O PA7 with SPI1_MOSI, ADC12_IN7, TIM3_CH2, TIM1_CH1N and EXTIN7 alternate functions."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O PB0 with ADC12_IN8, TIM3_CH3, TIM1_CH2N and EXTIN0 alternate functions."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O PB1 with ADC12_IN9, TIM3_CH4, RCC_CKI1, TIM1_CH3N and EXTIN1 alternate functions."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "General-purpose I/O PB2 that also serves as the BOOT1 boot-mode pin and EXTIN2."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General-purpose I/O PB10 with I2C2_SCL, USART3_TX, TIM2_CH3 and EXTIN10 alternate functions."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General-purpose I/O PB11 with I2C2_SDA, USART3_RX, TIM2_CH4 and EXTIN11 alternate functions."
      },
      {
        "number": "23",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin for the digital core and I/O."
      },
      {
        "number": "24",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply of 2.0 V to 3.6 V that powers the I/O pins and the internal LDO."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General-purpose I/O PB12 with SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN and EXTIN12 alternate functions."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General-purpose I/O PB13 with SPI2_SCK, I2S2_CK, USART3_CTS, TIM1_CH1N and EXTIN13 alternate functions."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General-purpose I/O PB14 with SPI2_MISO, TIM1_CH2N, USART3_RTS and EXTIN14 alternate functions."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General-purpose I/O PB15 with SPI2_MOSI, TIM1_CH3N and EXTIN15 alternate functions."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "General-purpose I/O PA8 with USART1_CK, TIM1_CH1, MCO and EXTIN8 alternate functions."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "General-purpose I/O PA9 with USART1_TX, TIM1_CH2 and EXTIN9 alternate functions."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "General-purpose I/O PA10 with USART1_RX, TIM1_CH3 and EXTIN10 alternate functions."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "General-purpose I/O PA11 with USART1_CTS, USBDM, CAN1_RX, TIM1_CH4 and EXTIN11 alternate functions."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "General-purpose I/O PA12 with USART1_RTS, USBDP, CAN1_TX, TIM1_ETR and EXTIN12 alternate functions."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "Serial-wire debug data pin JTMS-SWDIO that can also be used as general-purpose I/O PA13."
      },
      {
        "number": "35",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin for the digital core and I/O."
      },
      {
        "number": "36",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply of 2.0 V to 3.6 V that powers the I/O pins and the internal LDO."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "Serial-wire clock pin JTCK-SWCLK that can also be used as general-purpose I/O PA14."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "JTAG data-input pin JTDI that can also be used as general-purpose I/O PA15 with SPI1_NSS and TIM2_CH1_ETR alternates."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "JTAG data-output pin JTDO / TRACESWO that can also be used as general-purpose I/O PB3 with SPI1_SCK and TIM2_CH2."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "JTAG reset pin NJTRST that can also be used as general-purpose I/O PB4 with TIM3_CH1 and SPI1_MISO."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O PB5 with I2C1_SMBA, TIM3_CH2, SPI1_MOSI and EXTIN5 alternate functions."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General-purpose I/O PB6 with I2C1_SCL, TIM4_CH1, USART1_TX and EXTIN6 alternate functions."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "General-purpose I/O PB7 with I2C1_SDA, TIM4_CH2, RCC_CKI3, USART1_RX and EXTIN7 alternate functions."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode select pin that, together with BOOT1 (PB2), chooses between user flash, system memory and internal SRAM boot at startup."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General-purpose I/O PB8 with TIM4_CH3, SDIO_D4, I2C1_SCL, CAN1_RX and EXTIN8 alternate functions."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General-purpose I/O PB9 with TIM4_CH4, I2C1_SDA, CAN1_TX and EXTIN9 alternate functions."
      },
      {
        "number": "47",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin for the digital core and I/O."
      },
      {
        "number": "48",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply of 2.0 V to 3.6 V that powers the I/O pins and the internal LDO."
      }
    ],
    "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",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The datasheet's pinout table has three columns (LQFP48/LQFP64/LQFP100) that were flattened in the te; Section 3.9.1 gives the HSE crystal range as 4–32 MHz and external clock input up to 64 MHz, while T; Several alternate-function lists (e.g., PA0 TIM8_ETR, and TIM8 references) name timers that section "
        ],
        "pages_sent": 63,
        "cost_usd": 0.0951,
        "at": "2026-10-19T02:42:12"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893821630996480",
        "pages": 63,
        "sha256": "bf0fa4f90326530e",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
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      "footprint": "viewers/footprint.html"
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        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9.0,
          1.5
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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        "sha256": "af3b4b58be2beca3d062470c0b9221b631162a79ea4775dd67c4667335a24bcd",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
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}