RJM32F103CBT6Y

{
  "slug": "rjm32f103cbt6y",
  "version": "0.1.0",
  "type": "component",
  "description": "Runjet(瑞纳捷) 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",
    "rjm32f103cbt6y",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "rjm32f103cbt6y.kicad_sym",
    "rjm32f103cbt6y.kicad_mod",
    "rjm32f103cbt6y.glb",
    "rjm32f103cbt6y.step",
    "rjm32f103cbt6y.lbr",
    "docs/hero.png",
    "docs/rjm32f103cbt6y-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "rjm32f103cbt6y-hero.glb",
    "rjm32f103cbt6y-hero.overlay.json",
    "rjm32f103cbt6y-etched.glb"
  ],
  "component": {
    "mpn": "RJM32F103CBT6Y",
    "manufacturer": "Runjet(瑞纳捷)",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603149354039861248",
    "parts": {
      "symbol": "rjm32f103cbt6y.kicad_sym",
      "footprint": "rjm32f103cbt6y.kicad_mod",
      "model_3d": "rjm32f103cbt6y-hero.glb",
      "model_3d_plain": "rjm32f103cbt6y-etched.glb",
      "model_3d_step": "rjm32f103cbt6y-etched.step",
      "model_3d_step_plain": "rjm32f103cbt6y.step",
      "lbr": "rjm32f103cbt6y.lbr"
    },
    "distributor_links": {
      "lcsc": "C5369175"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T03:45:36Z",
      "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, 1.8 to 3.6V, powers the RTC and backup registers when VDD is absent."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose I/O PC13, also TAMPER/RTC function as printed in the pin table."
      },
      {
        "number": "3",
        "name": "PC14",
        "type": "bidirectional",
        "description": "General-purpose I/O PC14, with OSC32_IN listed as its function in the pin table."
      },
      {
        "number": "4",
        "name": "PC15",
        "type": "bidirectional",
        "description": "General-purpose I/O PC15, with OSC32_OUT listed as its function in the pin table."
      },
      {
        "number": "5",
        "name": "PD0",
        "type": "bidirectional",
        "description": "Port D I/O PD0 used as OSC_IN, the input for the 4 to 16MHz crystal oscillator (HSE, typical 8MHz)."
      },
      {
        "number": "6",
        "name": "PD1",
        "type": "bidirectional",
        "description": "Port D I/O PD1 used as OSC_OUT, the output of the 4 to 16MHz crystal oscillator (HSE)."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Hardware reset pin; an external reset on NRST resets the chip."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin for the analog section."
      },
      {
        "number": "9",
        "name": "VDDDA",
        "type": "power_in",
        "description": "Analog supply pin (printed as VDDDA); VDDA must be 2.4 to 3.6V when the ADC is used and should be powered from the same supply as VDD, with at most 300mV difference."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO PA0 with WKUP wake-up input (rising edge exits standby) and ADC_IN0 analog input."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO PA1 with TIM2_CH2, UART2_RTS and ADC_IN1 functions."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO PA2 with TIM2_CH3, UART2_TX and ADC_IN2 functions."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO PA3 with TIM2_CH4, UART2_RX and ADC_IN3 functions."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO PA4 with QSPI_NSS0, SPIS1_NSS, UART2_CK and ADC_IN4 functions."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO PA5 with QSPI_SCK, SPIS1_SCK and ADC_IN5 functions."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO PA6 with TIM1_BKIN, TIM3_CH1, QSPI_MI_IO1, SPIS1_SO and ADC_IN6 functions."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO PA7 with TIM1_CH1N, TIM3_CH2, QSPI_MO_IO0, SPIS1_SI and ADC_IN7 functions."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO PB0 with TIM1_CH2N, TIM3_CH3, I2S_MCLK, QSPI_IO2 and ADC_IN8 functions."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO PB1 with TIM1_CH3N, TIM3_CH4, QSPI_IO3 and ADC_IN9 functions."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO PB2 that is also the BOOT1 boot-mode pin, used with BOOT0 to select the boot source."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO PB10 with TIM2_CH3, TIM4_CH1, I2C2_SCL, QSPI_NSS2 and UART3_TX functions."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO PB11 with TIM2_CH4, I2C2_SDA, SPIM2_NSS1 and UART3_RX functions."
      },
      {
        "number": "23",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "24",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Main supply pin for I/O and the internal regulator, 2.0 to 3.6V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO PB12 with TIM1_BKIN, I2S_WS, LED4, SPIM2_NSS0, SPIS2_NSS and UART3_CK functions."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO PB13 with TIM1_CH1N, I2S_SCLK, LED5, SPIM2_SCK, SPIS2_SCK and UART3_CTS functions."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO PB14 with TIM1_CH2N, LED6, SPIM2_MI, SPIS2_SO and UART3_RTS functions."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO PB15 with TIM1_CH3N, LED7, SPIM2_MO, SPIS2_SI and I2S_SD0 functions."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO PA8 with TIM1_CH1, LED0, UART1_CK, MCO and CMPA_P0 functions."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO PA9 with TIM1_CH2, LED1, UART1_TX and CMPA_N0 functions."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO PA10 with TIM1_CH3, LED2 and UART1_RX functions."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO PA11 with TIM1_CH4, LED3, UART1_CTS and USBDM functions."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO PA12 with TIM1_ETR, UART1_RTS and USBDP functions."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO PA13 with SWDIO, QSPI_NSS1 and CMPA_P3 functions."
      },
      {
        "number": "35",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "36",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Supply pin for I/O and the internal regulator, 2.0 to 3.6V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO PA14 with SWDCLK, QSPI_NSS2 and CMPA_N3 functions."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO PA15 with TIM2_CH1_ETR, I2S_WS, I2C1_SMBAI, QSPI_NSS0, SPIS1_NSS and CMPB_P3 functions."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO PB3 with SWO, TIM2_CH2, I2S_SCLK, QSPI_SCK, SPIS1_SCK and CMPB_N3 functions."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO PB4 with TIM3_CH1, QSPI_MI_IO1, SPIS1_SO and CMPA_P1 functions."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO PB5 with TIM3_CH2, I2S_SD1, I2C1_SMBAI, QSPI_MO_IO0, SPIS1_SI and CMPA_P2 functions."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO PB6 with TIM4_CH1, I2C1_SCL, QSPI_NSS1, UART1_TX and CMPA_N1 functions."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO PB7 with TIM4_CH2, I2C1_SDA, SPIM2_NSS1, UART1_RX and CMPA_N2 functions."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode select input that, together with BOOT1, chooses boot from user Flash, system memory or embedded SRAM."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO PB8 with TIM4_CH3, I2C1_SCL, SPIM2_NSS2, UART1_CTS and CMPB_N1 functions."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO PB9 with TIM4_CH4, I2C1_SDA, UART1_RTS and CMPB_N2 functions."
      },
      {
        "number": "47",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Ground pin for the digital supply domain."
      },
      {
        "number": "48",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Supply pin for I/O and the internal regulator, 2.0 to 3.6V."
      }
    ],
    "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 MPN given is RJM32F103CBT6Y, but the datasheet only lists RJM32F103CBT6. The 'Y' suffix is not d; The ordering code on page 40 shows '-7' as 'LQFP64 7x7mm', which conflicts with the LQFP48 7x7mm pac; Pin 9 is printed as 'VDDDA' in table 3.1, which looks like a typo for VDDA. The name is kept as prin"
        ],
        "pages_sent": 41,
        "cost_usd": 0.1648,
        "at": "2026-10-19T03:45:15"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8603149354039861248",
        "pages": 41,
        "sha256": "f545b5d24ed62228",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 48,
        "described": 48,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
    },
    "viewers": {
      "symbol": "viewers/symbol.html",
      "footprint": "viewers/footprint.html"
    },
    "models_3d": [
      {
        "file": "rjm32f103cbt6y.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          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)"
      },
      {
        "file": "rjm32f103cbt6y-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9.0,
          9.0,
          1.5
        ],
        "zmin_mm": -0.0,
        "centre_offset_mm": 0.0,
        "footprint_binding": "identity",
        "sha256": "b9bb8ad0de5afc96c6c7c50918424e3526eaaa6d521bf816514622095ec9204c",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}