APM32F072CBT7

{
  "slug": "apm32f072cbt7",
  "version": "0.1.0",
  "type": "component",
  "description": "Geehy 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",
    "apm32f072cbt7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "apm32f072cbt7.kicad_sym",
    "apm32f072cbt7.kicad_mod",
    "apm32f072cbt7.glb",
    "apm32f072cbt7.step",
    "apm32f072cbt7.lbr",
    "docs/hero.png",
    "docs/apm32f072cbt7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "apm32f072cbt7-hero.glb",
    "apm32f072cbt7-hero.overlay.json",
    "apm32f072cbt7-etched.glb"
  ],
  "component": {
    "mpn": "APM32F072CBT7",
    "manufacturer": "Geehy",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589837753581412352",
    "parts": {
      "symbol": "apm32f072cbt7.kicad_sym",
      "footprint": "apm32f072cbt7.kicad_mod",
      "model_3d": "apm32f072cbt7-hero.glb",
      "model_3d_plain": "apm32f072cbt7-etched.glb",
      "model_3d_step": "apm32f072cbt7-etched.step",
      "model_3d_step_plain": "apm32f072cbt7.step",
      "lbr": "apm32f072cbt7.lbr"
    },
    "distributor_links": {
      "lcsc": "C5290478"
    },
    "distributor_check": {
      "checked_at": "2026-10-18T05:40:26Z",
      "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 battery supply for the RTC and backup registers, VBAT=1.65~3.6V."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "General-purpose I/O port C pin 13, shown on the LQFP48 pinout without further description on the pages provided."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "Port C pin 14 I/O that also serves as the 32kHz RTC oscillator input."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "Port C pin 15 I/O that also serves as the 32kHz RTC oscillator output."
      },
      {
        "number": "5",
        "name": "PF0-OSC_IN",
        "type": "bidirectional",
        "description": "Port F pin 0 I/O that also serves as the 4~32MHz crystal oscillator input."
      },
      {
        "number": "6",
        "name": "PF1-OSC_OUT",
        "type": "bidirectional",
        "description": "Port F pin 1 I/O that also serves as the 4~32MHz crystal oscillator output."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with built-in weak pull-up resistor (RST structure)."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply, VDDA=VDD~3.6V (ADC range 2.4~3.6V)."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions USART2_CTS, TMR2_CH1_ETR, COMP1_OUT, TSC_G1_IO1, USART4_TX and additional functions RTC_TAMP2, WKUP1, ADC_IN0, COMP1_INM6."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions USART2_RTS, TMR2_CH2, TMR15_CH1N, TSC_G1_IO2, USART4_RX, EVENTOUT and additional functions ADC_IN1, COMP1_INP."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions USART2_TX, COMP2_OUT, TMR2_CH3, TMR15_CH1, TSC_G1_IO3 and additional functions ADC_IN2, COMP2_INM6, WKUP4."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions USART2_RX, TMR2_CH4, TMR15_CH2, TSC_G1_IO4 and additional functions ADC_IN3, COMP2_INP."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions SPI1_NSS, I2S1_WS, TMR14_CH1, TSC_G2_IO1, USART2_CK and additional functions COMP1_INM4, COMP2_INM4, ADC_IN4, DAC_OUT1."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions SPI1_SCK, I2S1_CK, CEC, TMR2_CH1_ETR, TSC_G2_IO2 and additional functions COMP1_INM5, COMP2_INM5, ADC_IN5, DAC_OUT2."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions SPI1_MISO, I2S1_MCK, TMR3_CH1, TMR1_BKIN, TMR16_CH1, COMP1_OUT, TSC_G2_IO3, EVENTOUT, USART3_CTS and additional function ADC_IN6."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "STDA I/O with alternate functions SPI1_MOSI, I2S1_SD, TMR3_CH2, TMR14_CH1, TMR1_CH1N, TMR17_CH1, COMP2_OUT, TSC_G2_IO4, EVENTOUT and additional function ADC_IN7."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 0; its functions are not described on the pages provided."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 1; its functions are not described on the pages provided."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 2; its functions are not described on the pages provided."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 10; its functions are not described on the pages provided."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 11; its functions are not described on the pages provided."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, VDD=2.0~3.6V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 12; its functions are not described on the pages provided."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 13; its functions are not described on the pages provided."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 14; its functions are not described on the pages provided."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 15; its functions are not described on the pages provided."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_CK, TMR1_CH1, EVENTOUT, MCO, CRS_SYNC."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_TX, TMR1_CH2, TMR15_BKIN, TSC_G4_IO1."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART1_RX, TMR1_CH3, TMR17_BKIN, TSC_G4_IO2."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions CAN_RX, USART1_CTS, TMR1_CH4, COMP1_OUT, TSC_G4_IO3, EVENTOUT and additional function USB_DM."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions CAN_TX, USART1_RTS, TMR1_ETR, COMP2_OUT, TSC_G4_IO4, EVENTOUT and additional function USB_DP."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions IR_OUT, SWDIO, USB_NOE."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "36",
        "name": "VDDIO2",
        "type": "power_in",
        "description": "Supply for the I/O pins marked as VDDIO2-powered, VDDIO2=1.65~3.6V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5V-tolerant (5T) I/O powered by VDDIO2 with alternate functions USART2_TX, SWCLK."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "I/O powered by VDDIO2; its functions are not described on the pages provided."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 3; its functions are not described on the pages provided."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 4; its functions are not described on the pages provided."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 5; its functions are not described on the pages provided."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 6; its functions are not described on the pages provided."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 7; its functions are not described on the pages provided."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated Boot0 pin (B structure) used to select the boot mode."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 8; its functions are not described on the pages provided."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "General-purpose I/O port B pin 9; its functions are not described on the pages provided."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply, VDD=2.0~3.6V."
      }
    ],
    "provenance": {
      "extractor": "extract_pins 0.3",
      "factory_chain": {
        "factory": "2.0.0",
        "extractor": "extract_pins 0.3",
        "primary_model": "claude-sonnet-5-5",
        "primary_mode": "vision",
        "consensus_model": "claude-opus-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: The provided pages (1-12) include the pin-by-pin function table only up to PA14. Descriptions for PB; The datasheet text is Chinese and read from images. The CBTx suffix maps to LQFP48 in Table 1. The s; Pin types are inferred from the pin-type abbreviations (P, I, I/O). The datasheet does not label NRS",
          "vision extraction: provenance cannot be text-verified; needs consensus"
        ],
        "pages_sent": 12,
        "cost_usd": 0.7767,
        "at": "2026-10-18T05:38:16"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589837753581412352",
        "pages": 85,
        "sha256": "5dad217be87def2d",
        "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": [
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        "file": "apm32f072cbt7.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": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "apm32f072cbt7-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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        "zmin_mm": -0.0,
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        "footprint_binding": "identity",
        "sha256": "7b73f7a7a12ac603753fe4c1671f67109df2f55102ac1d5b38ff7afa7d3ab744",
        "checked": "2026-10-18",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  }
}