AT32F435CGT7

{
  "schema_version": 1,
  "type": "component",
  "slug": "at32f435cgt7",
  "title": "AT32F435CGT7",
  "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",
    "at32f435cgt7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "AT32F435CGT7",
    "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/8589835311128735744",
    "parts": {
      "symbol": "at32f435cgt7.kicad_sym",
      "footprint": "at32f435cgt7.kicad_mod",
      "model_3d": "at32f435cgt7-hero.glb",
      "model_3d_plain": "at32f435cgt7-etched.glb",
      "model_3d_step": "at32f435cgt7-etched.step",
      "model_3d_step_plain": "at32f435cgt7.step",
      "lbr": "at32f435cgt7.lbr"
    },
    "distributor_links": {
      "lcsc": "C5178938"
    },
    "distributor_check": {
      "checked_at": "2026-10-19T05:22:00Z",
      "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": "Battery supply for the VBAT domain (ERTC, LEXT and BPR) when VDD is absent, with a range of 1.62-3.6 V."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) also carrying ERTC_AF1 and WKUP2 wake-up; it is powered through a power switch limited to 3 mA, so it cannot source current such as driving an LED."
      },
      {
        "number": "3",
        "name": "PC14/LEXT_IN",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) that doubles as the LEXT 32.768 kHz oscillator input; it is powered through a power switch limited to 3 mA."
      },
      {
        "number": "4",
        "name": "PC15/LEXT_OUT",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) that doubles as the LEXT 32.768 kHz oscillator output; it is powered through a power switch limited to 3 mA."
      },
      {
        "number": "5",
        "name": "PH0/HEXT_IN",
        "type": "bidirectional",
        "description": "TC GPIO (standard level) that doubles as the HEXT 4-25 MHz crystal oscillator input, with I2C1_SDA as an alternate function."
      },
      {
        "number": "6",
        "name": "PH1/HEXT_OUT",
        "type": "bidirectional",
        "description": "TC GPIO (standard level) that doubles as the HEXT 4-25 MHz crystal oscillator output, with I2C1_SCL as an alternate function."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low device reset input and internal reset output with a built-in weak pull-up (30-50 kΩ), VIL max 0.8 V, and a recommended 0.1 µF protection network."
      },
      {
        "number": "8",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground and negative reference voltage for the ADC and DAC, which must be connected to VSS."
      },
      {
        "number": "9",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog supply for the ADC and DAC and positive reference voltage, which must be the same as VDD (2.6-3.6 V)."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as fast ADC channel ADC123_IN0, WKUP1 wake-up and TMR2_CH1/USART2_CTS."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as fast ADC channel ADC123_IN1, with TMR2_CH2 and USART2_RTS_DE as alternate functions."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC123_IN2, with USART2_TX and TMR2_CH3 as alternate functions."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC123_IN3, with USART2_RX and I2S2_MCK as alternate functions."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN4 and DAC1_OUT, with SPI1_CS and USART2_CK as alternate functions."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN5 and DAC2_OUT, with SPI1_SCK and TMR2_CH1 as alternate functions."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN6, with SPI1_MISO and TMR3_CH1 as alternate functions."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN7, with SPI1_MOSI and TMR3_CH2 as alternate functions."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN8, with TMR1_CH2C and USART3_CK as alternate functions."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "FTa GPIO (5 V tolerant as input, but must stay below VDD+0.3 V in analog mode) that serves as ADC12_IN9, with TMR1_CH3C and SPI2_SCK as alternate functions."
      },
      {
        "number": "20",
        "name": "PB2/BOOT1",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) that is also labelled BOOT1 in the start-up pin setting, with TMR2_CH4 and SPI3_MOSI as alternate functions."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "FTf GPIO (5 V tolerant with 20 mA sink capability) with TMR2_CH3, I2C2_SCL and USART3_TX as alternate functions."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR2_CH4, I2C2_SDA, USART3_RX and EMAC_MII_TX_EN as alternate functions."
      },
      {
        "number": "23",
        "name": "PH3",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR5_CH2, I2C2_SDA and UART4_TX as alternate functions."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply (2.6-3.6 V) for the GPIO pins and the internal LDO."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR1_BRK, SPI2_CS, USART3_CK, CAN2_RX and OTGFS2_ID as alternate functions."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR1_CH1C, SPI2_SCK, USART3_CTS, CAN2_TX and OTGFS2_VBUS as alternate functions."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) with TMR1_CH2C, SPI2_MISO, USART3_RTS_DE and OTGFS2_D- as alternate functions."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) with ERTC_REFIN, TMR1_CH3C, SPI2_MOSI and OTGFS2_D+ as alternate functions."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with CLKOUT1, TMR1_CH1, I2C3_SCL, USART1_CK, USART2_TX and OTGFS1_SOF as alternate functions."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR1_CH2, USART1_TX, I2C1_SCL and OTGFS1_VBUS as alternate functions."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR1_CH3, USART1_RX, I2C1_SDA and OTGFS1_ID as alternate functions."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) with TMR1_CH4, USART1_CTS, CAN1_RX and OTGFS1_D- as alternate functions."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "TC GPIO (standard level, not 5 V tolerant) with TMR1_EXT, USART1_RTS_DE, CAN1_TX and OTGFS1_D+ as alternate functions."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) that is the JTMS/SWDIO debug pin, with IR_OUT and SPI3_MISO as alternate functions."
      },
      {
        "number": "35",
        "name": "PH2",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR5_CH1, I2C2_SCL, UART4_RX and QSPI1_IO0 as alternate functions."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply (2.6-3.6 V) for the GPIO pins and the internal LDO."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) that is the JTCK/SWCLK debug pin, with SPI3_MOSI, I2S3_SD and USART2_TX as alternate functions."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) that is the JTDI debug pin, with TMR2_CH1, SPI1_CS, USART1_TX and USART2_RX as alternate functions."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "FTf GPIO (5 V tolerant with 20 mA sink capability) that is the JTDO/SWO debug pin, with TMR2_CH2, SPI1_SCK and USART1_RX as alternate functions."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) that is the NJTRST debug pin, with TMR3_CH1, SPI1_MISO and SPI3_MISO as alternate functions."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR3_CH2, I2C1_SMBA, SPI1_MOSI, USART1_CK and CAN2_RX as alternate functions."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR4_CH1, I2C1_SCL, USART1_TX, CAN2_TX and QSPI1_CS as alternate functions."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR4_CH2, TMR8_BRK, I2C1_SDA and USART1_RX as alternate functions."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated BOOT0 boot-mode input with a built-in weak pull-down that cannot be disabled."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "FT GPIO (5 V tolerant) with TMR2_CH1, TMR4_CH3, I2C1_SCL, SPI4_MISO and CAN1_RX as alternate functions."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "FTf GPIO (5 V tolerant with 20 mA sink capability) with IR_OUT, TMR2_CH2, I2C1_SDA, SPI2_CS and CAN1_TX as alternate functions."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply (2.6-3.6 V) for the GPIO 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: Variant mapping: AT32F435CGT7 is the 1024 KB flash, LQFP package (T7) of the C-pin-count (48-pin) fa; Table 8 lists PA1 as 'Fta' (lowercase typo); it was read as FTa, the analog-capable 5 V tolerant cla; The datasheet names the PB2 pin as 'PB2 / BOOT1' but gives no further description of BOOT1 behaviour"
        ],
        "pages_sent": 79,
        "cost_usd": 0.3273,
        "at": "2026-10-19T05:19:26"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589835311128735744",
        "pages": 118,
        "sha256": "1dc0c659f12e7670",
        "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": "at32f435cgt7.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": "at32f435cgt7-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": "1bedbfa759910c85418d11e6809e32730e4c5e66f2ece5265e24aaea75b22507",
        "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": "1dc0c659f12e7670afbe7b3cdf25dc306ace570d4be501ce37424f40b3ab27b7",
      "rows": [
        {
          "name": "External main supply voltage (VDDx-VSS)",
          "symbol": "VDDx-VSS",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": -0.3,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Input voltage on FTa pin, input floating/pull-up/pull-down mode",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 6,
          "conditions": "FTa pin, set to input floating, input pull-up or pull-down mode; printed minimum is VSS-0.3",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Input voltage on TC pin",
          "symbol": "VIN",
          "kind": "absolute_maximum",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "TC pin; printed minimum is VSS-0.3",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Voltage difference between supply pins",
          "symbol": "|ΔVDDx|",
          "kind": "absolute_maximum",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Voltage difference between ground pins",
          "symbol": "|VSSx-VSS|",
          "kind": "absolute_maximum",
          "unit": "mV",
          "min": null,
          "typ": null,
          "max": 50,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Total current into VDD (including VDDA and VDD)",
          "symbol": "IVDD",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Total current out of VSS ground line",
          "symbol": "IVSS",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 250,
          "conditions": "outflow current",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Output sink current, any GPIO and control pin",
          "symbol": "IIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": null,
          "typ": null,
          "max": 25,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Output current, any GPIO and control pin",
          "symbol": "IIO",
          "kind": "absolute_maximum",
          "unit": "mA",
          "min": -25,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Storage temperature range",
          "symbol": "TSTG",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": -60,
          "typ": null,
          "max": 150,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Maximum junction temperature",
          "symbol": "TJ",
          "kind": "absolute_maximum",
          "unit": "°C",
          "min": null,
          "typ": null,
          "max": 125,
          "conditions": "",
          "source_page": 47,
          "source": "datasheet"
        },
        {
          "name": "Supply voltage (power supply range, feature list)",
          "symbol": "VDD",
          "kind": "recommended_operating",
          "unit": "V",
          "min": 2.6,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Operating temperature range",
          "symbol": "",
          "kind": "recommended_operating",
          "unit": "°C",
          "min": -40,
          "typ": null,
          "max": 105,
          "conditions": "",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "48 MHz HICK internal clock accuracy",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "25 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "48 MHz HICK internal clock accuracy over temperature",
          "symbol": "",
          "kind": "tolerance",
          "unit": "%",
          "min": -2.5,
          "typ": null,
          "max": 2.5,
          "conditions": "-40 °C to +105 °C",
          "source_page": 1,
          "source": "datasheet"
        },
        {
          "name": "Clock frequency in data transfer mode",
          "symbol": "fPP",
          "kind": "electrical",
          "unit": "MHz",
          "min": 0,
          "typ": null,
          "max": 48,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Clock low time",
          "symbol": "tW(CKL)",
          "kind": "timing",
          "unit": "ns",
          "min": 32,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Clock high time",
          "symbol": "tW(CKH)",
          "kind": "timing",
          "unit": "ns",
          "min": 30,
          "typ": null,
          "max": null,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Clock rise time",
          "symbol": "tr",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 4,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Clock fall time",
          "symbol": "tf",
          "kind": "timing",
          "unit": "ns",
          "min": null,
          "typ": null,
          "max": 5,
          "conditions": "",
          "source_page": 94,
          "source": "datasheet"
        },
        {
          "name": "Clock setup time, CMD and D inputs",
          "symbol": "tISU",
          "kind": "timing",
          "unit": "ns",
          "min": 2,
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