AT32F413CBT7

{
  "schema_version": 1,
  "type": "component",
  "slug": "at32f413cbt7",
  "title": "AT32F413CBT7",
  "brief": "ARTERY Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). 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",
    "at32f413cbt7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AT32F413CBT7",
    "manufacturer": "ARTERY",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588949631685943296",
    "parts": {
      "symbol": "at32f413cbt7.kicad_sym",
      "footprint": "at32f413cbt7.kicad_mod",
      "model_3d": "at32f413cbt7-hero.glb",
      "model_3d_plain": "at32f413cbt7-etched.glb",
      "model_3d_step": "at32f413cbt7-etched.step",
      "model_3d_step_plain": "at32f413cbt7.step",
      "lbr": "at32f413cbt7.lbr"
    },
    "distributor_links": {
      "lcsc": "C528418"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T08:19:41Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": null,
        "status": "error"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply for the RTC, LSE oscillator and backup registers, 1.8 to 3.6 V, used when VDD is off."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "GPIO PC13, not 5 V tolerant, also TAMPER-RTC; it is fed from a power switch limited to 3 mA, so as an output it is moderate drive only, 30 pF maximum load, and cannot source current to LEDs."
      },
      {
        "number": "3",
        "name": "PC14",
        "type": "bidirectional",
        "description": "GPIO PC14, not 5 V tolerant, also OSC32_IN; it is fed from the same 3 mA backup power switch, so as an output it is moderate drive only, 30 pF maximum load, and cannot act as a current source."
      },
      {
        "number": "4",
        "name": "PC15",
        "type": "bidirectional",
        "description": "GPIO PC15, not 5 V tolerant, also OSC32_OUT; it is fed from the same 3 mA backup power switch, so as an output it is moderate drive only, 30 pF maximum load, and cannot act as a current source."
      },
      {
        "number": "5",
        "name": "PD0",
        "type": "bidirectional",
        "description": "PD0 defaults to OSC_IN (HSE 4 to 25 MHz oscillator input) after reset and can be reassigned to the PD0 GPIO function by software; not 5 V tolerant."
      },
      {
        "number": "6",
        "name": "PD1",
        "type": "bidirectional",
        "description": "PD1 defaults to OSC_OUT (HSE oscillator output) after reset and can be reassigned to the PD1 GPIO function by software; not 5 V tolerant."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "Active-low reset input with internal pull-up (RPU 30 to 50 kΩ); the input must be pulled below VIL(NRST) max 0.8 V for the MCU to reset."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC and temperature sensor; must be connected to VSS."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for the ADC and temperature sensor, 2.6 to 3.6 V; must be connected to VDD (up to 300 mV difference allowed during power-up and operation)."
      },
      {
        "number": "10",
        "name": "PA0-WKUP",
        "type": "bidirectional",
        "description": "GPIO PA0, not 5 V tolerant; alternate functions ADC12_IN0, TMR2_CH1/TMR2_ETR, TMR5_CH1, WKUP wake-up input, USART2_CTS and TMR8_ETR."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO PA1, not 5 V tolerant; alternate functions ADC12_IN1, TMR2_CH2, TMR5_CH2 and USART2_RTS."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO PA2, not 5 V tolerant (also USART2_TX, the bootloader pin); alternate functions ADC12_IN2, TMR2_CH3, TMR5_CH3, TMR9_CH1 and SDIO_CK."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO PA3, not 5 V tolerant (also USART2_RX, the bootloader pin); alternate functions ADC12_IN3, TMR2_CH4, TMR5_CH4, TMR9_CH2 and SDIO_CMD."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO PA4, not 5 V tolerant; alternate functions ADC12_IN4, USART2_CK, SPI1_NSS, I2S1_WS, SDIO_D4 and SDIO_D0."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO PA5, not 5 V tolerant; alternate functions ADC12_IN5, SPI1_SCK, I2S1_CK, SDIO_D5 and SDIO_D1."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO PA6, not 5 V tolerant; alternate functions ADC12_IN6, TMR3_CH1, SPI1_MISO and TMR8_BKIN, with remaps SDIO_D6/SDIO_D2, TMR1_BKIN and TMR10_CH1."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO PA7, not 5 V tolerant; alternate functions ADC12_IN7, TMR3_CH2, TMR8_CH1N, SPI1_MOSI and I2S1_SD, with remaps SDIO_D7/SDIO_D3, TMR1_CH1N and TMR11_CH1."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO PB0, not 5 V tolerant; alternate functions ADC12_IN8, TMR3_CH3, TMR8_CH2N and I2S1_MCK, with remap TMR1_CH2N."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO PB1, not 5 V tolerant; alternate functions ADC12_IN9, TMR3_CH4, TMR8_CH3N and SPIM_SCK, with remap TMR1_CH3N."
      },
      {
        "number": "20",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "GPIO PB2, 5 V tolerant, also used as the BOOT1 boot-configuration pin."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO PB10, 5 V tolerant; alternate functions I2C2_SCL and USART3_TX, with remaps TMR2_CH3 and SPIM_IO0."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO PB11, 5 V tolerant; alternate functions I2C2_SDA and USART3_RX, with remaps TMR2_CH4 and SPIM_IO1."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the digital I/O and core logic."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply for the I/O pins and internal regulator, 2.6 to 3.6 V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO PB12, 5 V tolerant; alternate functions USART3_CK, I2C2_SMBA, SPI2_NSS, I2S2_WS, TMR1_BKIN and CAN2_RX."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO PB13, 5 V tolerant; alternate functions TMR1_CH1N, SPI2_SCK, I2S2_CK, USART3_CTS and CAN2_TX."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO PB14, 5 V tolerant; alternate functions TMR1_CH2N, USART3_RTS and SPI2_MISO, with remap TMR9_CH1."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO PB15, 5 V tolerant; alternate functions TMR1_CH3N, SPI2_MOSI and I2S2_SD, with remap TMR9_CH2."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO PA8, 5 V tolerant; alternate functions TMR1_CH1, CLKOUT, USART1_CK, SPIM_NSS and I2C2_SCL."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO PA9, 5 V tolerant; alternate functions TMR1_CH2, USART1_TX (bootloader pin) and I2C2_SMBA."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO PA10, 5 V tolerant; alternate functions TMR1_CH3 and USART1_RX (bootloader pin)."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "GPIO PA11, not 5 V tolerant; alternate functions USB_DM (bootloader pin), TMR1_CH4, SPIM_IO0, USART1_CTS and CAN1_RX, and it has an additional non-disableable 330 kΩ pull-down."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "GPIO PA12, not 5 V tolerant; alternate functions USB_DP (bootloader pin), CAN1_TX, USART1_RTS, SPIM_IO1 and TMR1_ETR, and it has an additional non-disableable 330 kΩ pull-down."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO PA13, 5 V tolerant; default function JTMS-SWDIO, the serial-wire debug data pin."
      },
      {
        "number": "35",
        "name": "PF6",
        "type": "bidirectional",
        "description": "GPIO PF6, 5 V tolerant; alternate functions I2C1_SCL and I2C2_SCL."
      },
      {
        "number": "36",
        "name": "PF7",
        "type": "bidirectional",
        "description": "GPIO PF7, 5 V tolerant; alternate functions I2C1_SDA and I2C2_SDA."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO PA14, 5 V tolerant; default function JTCK-SWCLK, the serial-wire debug clock pin."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO PA15, 5 V tolerant; default function JTDI, with alternate functions TMR2_CH1, TMR2_ETR, SPI1_NSS, I2S1_WS, SPI2_NSS and I2S2_WS."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO PB3, 5 V tolerant; default function JTDO, with alternate functions TRACESWO, TMR2_CH2, SPI1_SCK, I2S1_CK, SPI2_SCK and I2S2_CK."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO PB4, 5 V tolerant; default function NJTRST, with alternate functions TMR3_CH1, SPI1_MISO, SPI2_MISO and I2C2_SDA."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO PB5, not 5 V tolerant; alternate functions I2C1_SMBA, TMR3_CH2, SPI1_MOSI, I2S1_SD, SPI2_MOSI, I2S2_SD and CAN2_RX."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO PB6, 5 V tolerant; alternate functions TMR4_CH1, I2C1_SCL and SPIM_IO3, with remaps USART1_TX, CAN2_TX and I2S1_MCK."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO PB7, 5 V tolerant; alternate functions TMR4_CH2, I2C1_SDA and SPIM_IO2, with remap USART1_RX."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Boot-mode selection input; it has a weak pull-down that cannot be disabled."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO PB8, 5 V tolerant; alternate functions TMR4_CH3, TMR10_CH1, SDIO_D4, I2C1_SCL and CAN1_RX."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO PB9, 5 V tolerant; alternate functions TMR4_CH4, TMR11_CH1, SDIO_D5, I2C1_SDA and CAN1_TX."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground reference for the digital I/O and core logic."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Supply for the I/O pins and internal regulator, 2.6 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",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pinout taken from the LQFP48/QFN48 column of Table 5 (pin 1 = VBAT through pin 48 = VDD). The datash; Per Table 2 footnote (3), AT32F413CBT7 has only one advanced timer (TMR1). TMR8 alternate functions ; NRST is classed as I/O in Table 5; it is entered here as an input with pull-up, matching the reset-p"
        ],
        "pages_sent": 71,
        "cost_usd": 0.2781,
        "at": "2026-10-19T08:17:25"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588949631685943296",
        "pages": 79,
        "sha256": "9bb4b2403763a132",
        "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": "at32f413cbt7.step",
        "role": "plain",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "at32f413cbt7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
          9,
          9,
          1.5
        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "5725da5fce0e565a2baba079e9b739691da6561f366d1b51b5b0a9fea21f4401",
        "checked": "2026-10-19",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "ARTERY",
      "Package": "LQFP-48(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "48"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "9bb4b2403763a13231067918b236e30ba0ea8a36c16b3f90fb9a929ed7f251bb",
      "rows": [
        {
          "name": "Clock frequency in data transfer mode (SDIO)",
          "symbol": "fPP",
          "kind": "timing",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 48,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "Clock low time (SDIO)",
          "symbol": "tW(CKL)",
          "kind": "timing",
          "unit": "ns",
          "min": 32,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "Clock high time (SDIO)",
          "symbol": "tW(CKH)",
          "kind": "timing",
          "unit": "ns",
          "min": 30,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "Clock rise time (SDIO)",
          "symbol": "tr",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "Clock fall time (SDIO)",
          "symbol": "tf",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D input setup time vs CK (SDIO)",
          "symbol": "tISU",
          "kind": "timing",
          "unit": "ns",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D input hold time vs CK (SDIO)",
          "symbol": "tIH",
          "kind": "timing",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D output valid time, MMC/SD high speed (SDIO)",
          "symbol": "tOV",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D output hold time, MMC/SD high speed (SDIO)",
          "symbol": "tOH",
          "kind": "timing",
          "unit": "ns",
          "min": 0,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D output valid default time, SD default mode (SDIO)",
          "symbol": "tOVD",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 7,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "CMD, D output hold default time, SD default mode (SDIO)",
          "symbol": "tOHD",
          "kind": "timing",
          "unit": "ns",
          "min": 0.5,
          "typ": null,
          "max": null,
          "conditions": "CL ≤ 30 pF",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "USB transceiver startup time",
          "symbol": "tSTARTUP",
          "kind": "timing",
          "unit": "μs",
          "min": null,
          "typ": null,
          "max": 1,
          "conditions": "Design guaranteed, not production tested",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "USB operating voltage",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 3.6,
          "conditions": "USB operation; correct USB function guaranteed at 2.6 V per footnote (2)",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "Differential input sensitivity",
          "symbol": "VDI",
          "kind": "electrical",
          "unit": "V",
          "min": 0.2,
          "typ": null,
          "max": null,
          "conditions": "I (USB_DP, USB_DM)",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "Differential common-mode range",
          "symbol": "VCM",
          "kind": "electrical",
          "unit": "V",
          "min": 0.8,
          "typ": null,
          "max": 2.5,
          "conditions": "Includes VDI range",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "Single-ended receiver threshold",
          "symbol": "VSE",
          "kind": "electrical",
          "unit": "V",
          "min": 1.3,
          "typ": null,
          "max": 2,
          "conditions": "",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "Static output low level",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.3,
          "conditions": "Internal 1.24 kΩ RL to 3.6 V",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "Static output high level",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.8,
          "typ": null,
          "max": 3.6,
          "conditions": "15 kΩ RL to VSS",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "USB_DP internal pull-up resistance",
          "symbol": "RPU",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 0.97,
          "typ": 1.24,
          "max": 1.58,
          "conditions": "VIN = VSS",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "USB full-speed rise time",
          "symbol": "tr",
          "kind": "timing",
          "unit": "ns",
          "min": 4,
          "typ": null,
          "max": 20,
          "conditions": "CL ≤ 50 pF; 10% to 90%; design guaranteed",
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