APM32F051R8T6

{
  "schema_version": 1,
  "type": "component",
  "slug": "apm32f051r8t6",
  "title": "APM32F051R8T6",
  "brief": "Geehy Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). 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",
    "apm32f051r8t6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "APM32F051R8T6",
    "manufacturer": "Geehy",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/7104df53eb525aebd24d8b303457bc6f.pdf",
    "parts": {
      "symbol": "apm32f051r8t6.kicad_sym",
      "footprint": "apm32f051r8t6.kicad_mod",
      "model_3d": "apm32f051r8t6-hero.glb",
      "model_3d_plain": "apm32f051r8t6-etched.glb",
      "model_3d_step": "apm32f051r8t6-etched.step",
      "model_3d_step_plain": "apm32f051r8t6.step",
      "lbr": "apm32f051r8t6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2842892"
    },
    "distributor_check": {
      "checked_at": "2026-10-27T00:32:32Z",
      "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 power supply for the RTC, the external 32 kHz oscillator and backup registers when VDD is off, specified at 1.65 to 3.6 V."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "I/O powered through the power switch, sinking at most 3 mA, limited to 2 MHz at 30 pF in output mode, with RTC_TAMP1, RTC_TS, RTC_OUT and WKUP2 functions."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "I/O powered through the power switch with a 3 mA sink limit, used as OSC32_IN for the external 32.768 kHz oscillator."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "I/O powered through the power switch with a 3 mA sink limit, used as OSC32_OUT for the external 32.768 kHz oscillator."
      },
      {
        "number": "5",
        "name": "PF0-OSC_IN",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that serves as OSC_IN for the 4 to 32 MHz external high-speed clock."
      },
      {
        "number": "6",
        "name": "PF1-OSC_OUT",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that serves as OSC_OUT for the 4 to 32 MHz external high-speed clock."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Active-low reset input and internal reset output with a permanent internal pull-up of 30 to 50 kΩ (40 kΩ typical)."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) that can be used as ADC_IN10 or EVENTOUT."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) that can be used as ADC_IN11 or EVENTOUT."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) that can be used as ADC_IN12 or EVENTOUT."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) that can be used as ADC_IN13 or EVENTOUT."
      },
      {
        "number": "12",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground for the ADC, DAC, reset and RC oscillator blocks, referenced to VSS."
      },
      {
        "number": "13",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply for the ADC, DAC, reset, RC oscillators and PLL, which must always be greater than or equal to VDD and is 2.4 to 3.6 V when ADC or DAC is used."
      },
      {
        "number": "14",
        "name": "PA0",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with USART2_CTS, TMR2_CH1_ETR, COMP1_OUT, TSC_G1_IO1 and ADC_IN0 functions."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with USART2_RTS, TMR2_CH2, TSC_G1_IO2, EVENTOUT and ADC_IN1 functions."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with USART2_TX, TMR2_CH3, TMR15_CH1, COMP2_OUT and ADC_IN2 functions."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with USART2_RX, TMR2_CH4, TMR15_CH2 and ADC_IN3 functions."
      },
      {
        "number": "18",
        "name": "PF4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with an EVENTOUT alternate function."
      },
      {
        "number": "19",
        "name": "PF5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with an EVENTOUT alternate function."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with SPI1_NSS, I2S1_WS, USART2_CK, TMR14_CH1, ADC_IN4, COMP1_INM4 and DAC_OUT1 functions."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with SPI1_SCK, I2S1_CK, CEC, TMR2_CH1_ETR and ADC_IN5 functions."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with SPI1_MISO, I2S1_MCK, TMR3_CH1, TMR1_BKIN, COMP1_OUT and ADC_IN6 functions."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with SPI1_MOSI, I2S1_SD, TMR3_CH2, COMP2_OUT and ADC_IN7 functions."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with EVENTOUT and ADC_IN14 functions."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with TSC_G3_IO1 and ADC_IN15 functions."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with TMR3_CH3, TMR1_CH2N, TSC_G3_IO2, EVENTOUT and ADC_IN8 functions."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "3.3 V standard analog-capable I/O (TTa) with TMR3_CH4, TMR14_CH1, TMR1_CH3N, TSC_G3_IO3 and ADC_IN9 functions."
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TSC_G3_IO4 touch-sensing function."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with I2C2_SCL, CEC, TMR2_CH3 and TSC_SYNC functions."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with I2C2_SDA, TMR2_CH4, TSC_G6_IO1 and EVENTOUT functions."
      },
      {
        "number": "31",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply, referenced to 0 V."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply and I/O supply, specified at 2.0 to 3.6 V."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI2_NSS, TMR1_BKIN, TSC_G6_IO2 and EVENTOUT functions."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI2_SCK, TMR1_CH1N and TSC_G6_IO3 functions."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI2_MISO, TMR15_CH1, TMR1_CH2N and TSC_G6_IO4 functions."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI2_MOSI, TMR15_CH2, TMR1_CH3N and RTC_REFIN functions."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TMR3_CH1 alternate function."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TMR3_CH2 alternate function."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TMR3_CH3 alternate function."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TMR3_CH4 alternate function."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_CK, TMR1_CH1, EVENTOUT and MCO functions."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_TX, TMR1_CH2, TMR15_BKIN and TSC_G4_IO1 functions."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_RX, TMR1_CH3, TMR17_BKIN and TSC_G4_IO2 functions."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_CTS, TMR1_CH4, COMP1_OUT, TSC_G4_IO3 and EVENTOUT functions."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with USART1_RTS, TMR1_ETR, COMP2_OUT, TSC_G4_IO4 and EVENTOUT functions."
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that is the SWDIO debug data line after reset, with an internal pull-up enabled, and also provides IR_OUT."
      },
      {
        "number": "47",
        "name": "PF6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with an I2C2_SCL alternate function."
      },
      {
        "number": "48",
        "name": "PF7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with an I2C2_SDA alternate function."
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that is the SWCLK debug clock after reset, with an internal pull-down enabled, and also provides USART2_TX."
      },
      {
        "number": "50",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_NSS, I2S1_WS, USART2_RX, TMR2_CH1_ETR and EVENTOUT functions."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with no alternate function listed for this pin in the pin table."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with no alternate function listed for this pin in the pin table."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V tolerant general-purpose I/O (FT) with no alternate function listed for this pin in the pin table."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with a TMR3_ETR alternate function."
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_SCK, I2S1_CK, TMR2_CH2, TSC_G5_IO1 and EVENTOUT functions."
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_MISO, I2S1_MCK, TMR3_CH1, TSC_G5_IO2 and EVENTOUT functions."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with SPI1_MOSI, I2S1_SD, I2C1_SMBA, TMR16_BKIN and TMR3_CH2 functions."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with FM+ (up to 1 Mbit/s I2C) capability (FTf), with I2C1_SCL, USART1_TX, TMR16_CH1N and TSC_G5_IO3 functions."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with FM+ (up to 1 Mbit/s I2C) capability (FTf), with I2C1_SDA, USART1_RX, TMR17_CH1N and TSC_G5_IO4 functions."
      },
      {
        "number": "60",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated boot selection pin that sets the startup mode, with an input voltage range of 0 to 5.5 V."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with FM+ capability (FTf), with I2C1_SCL, CEC, TMR16_CH1 and TSC_SYNC functions."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with FM+ capability (FTf), with I2C1_SDA, IR_OUT, TMR17_CH1 and EVENTOUT functions."
      },
      {
        "number": "63",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin for the digital supply, referenced to 0 V."
      },
      {
        "number": "64",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply and I/O supply, specified at 2.0 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: The datasheet text gives the LQFP64 pin table and package figure but no LQFP64 dimension table, so t"
        ],
        "pages_sent": 52,
        "cost_usd": 0.0689,
        "at": "2026-10-27T00:31:29"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/7104df53eb525aebd24d8b303457bc6f.pdf",
        "pages": 72,
        "sha256": "9c2075b63f284fd7",
        "source_tier": "lcsc"
      },
      "cad": "KiCad official (CC-BY-SA 4.0)",
      "pins": {
        "total": 64,
        "described": 64,
        "cites_pages": true,
        "refuses_to_fabricate": true
      }
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  },
  "metadata": {
    "specs": {
      "Manufacturer": "Geehy",
      "Package": "LQFP-64(10x10)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "64"
    }
  },
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  "author": {
    "name": "Ray",
    "email": "[email protected]"
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