N32G432CBL7

{
  "schema_version": 1,
  "type": "component",
  "slug": "n32g432cbl7",
  "title": "N32G432CBL7",
  "brief": "Nations Technologies Inc Microcontroller Units (MCUs/MPUs/SOCs), 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",
    "single chip microcomputer-microcontroller",
    "n32g432cbl7",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "N32G432CBL7",
    "manufacturer": "Nations Technologies Inc",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Single Chip Microcomputer/Microcontroller",
    "subcategory": "Microcontroller Units (MCUs/MPUs/SOCs)",
    "datasheet": "https://datasheet.lcsc.com/datasheet/pdf/ccf1adf2d236aa75ce4214077d440f0f.pdf",
    "parts": {
      "symbol": "n32g432cbl7.kicad_sym",
      "footprint": "n32g432cbl7.kicad_mod",
      "model_3d": "n32g432cbl7-hero.glb",
      "model_3d_plain": "n32g432cbl7-etched.glb",
      "model_3d_step": "n32g432cbl7-etched.step",
      "model_3d_step_plain": "n32g432cbl7.step",
      "lbr": "n32g432cbl7.lbr"
    },
    "distributor_links": {
      "lcsc": "C2981437",
      "digikey": "6384-N32G432CBL7-ND"
    },
    "distributor_check": {
      "checked_at": "2026-10-23T12:14:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "6384-N32G432CBL7-ND",
        "status": "found",
        "lifecycle": "Active"
      },
      "mouser": {
        "pn": null,
        "status": "no match"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply for I/O pins and internal regulator, 1.8-3.6V."
      },
      {
        "number": "2",
        "name": "PC13-TAMPER-RTC",
        "type": "bidirectional",
        "description": "GPIO with TIM1_CH1N, EVENTOUT, TAMP1-RTC, RTC_OUT, WKUP2; sinks limited current (3mA), only one of PC13-15 as output at a time, 2MHz max, 30pF load."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "GPIO or 32.768kHz LSE oscillator input (OSC32_IN); limited to 3mA current as output."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "GPIO or 32.768kHz LSE oscillator output (OSC32_OUT); limited to 3mA current as output."
      },
      {
        "number": "5",
        "name": "PD14-OSC_IN",
        "type": "bidirectional",
        "description": "GPIO or HSE 4-32MHz oscillator input (OSC_IN); alternate USART2_TX, I2C2_SDA, TIM1_CH3N; not fail-safe."
      },
      {
        "number": "6",
        "name": "PD15-OSC_OUT",
        "type": "bidirectional",
        "description": "GPIO or HSE 4-32MHz oscillator output (OSC_OUT); alternate USART2_RX, I2C2_SCL; not fail-safe."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "input",
        "description": "Active-low external reset input with internal weak pull-up (typ. 50kΩ)."
      },
      {
        "number": "8",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground and ADC negative reference, connected to VSS."
      },
      {
        "number": "9",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog supply and positive reference for ADC/DAC, 1.8-3.6V, must be connected to VDD."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "GPIO with USART2_CTS, LPUART_RX, TIM2_CH1, TIM5_CH1, SPI1_MISO, ADC_IN1, WKUP1, TAMP2-RTC."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "GPIO with USART2_RTS, LPUART_TX, TIM5_CH2, TIM2_CH2, ADC1_IN2."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "GPIO with USART2_TX, TIM5_CH3, TIM2_CH3, I2C2_SDA, ADC_IN3."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "GPIO with USART2_RX, LPUART_RX, TIM5_CH4, I2C2_SCL, ADC_IN4."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "GPIO with USART2_CK, LPUART_TX, SPI1_NSS, I2S1_WS, DAC_OUT, ADC_IN5; not fail-safe."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "GPIO with SPI1_SCK, I2C1_SDA, I2S1_CK, USART1_RX, ADC_IN6."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "GPIO with LPUART_CTS, SPI1_MISO, I2S1_MCK, TIM8_BKIN, TIM3_CH1, TIM1_BKIN, ADC_IN7."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "GPIO with SPI1_MOSI, I2S1_SD, TIM1_CH1N, TIM8_CH1N, TIM3_CH2, ADC_IN8."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "GPIO with TIM1_CH2N, TIM3_CH3, TIM8_CH2N, UART4_TX, ADC_IN9."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "GPIO with LPUART_RTS, TIM1_CH3N, TIM3_CH4, TIM8_CH3N, UART4_RX, ADC_IN10."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "GPIO with LPTIM_OUT, TIM9_ETR, EVENTOUT."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "GPIO with USART3_TX, LPUART_TX, I2C2_SCL, TIM2_CH3."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "GPIO with USART3_RX, LPUART_RX, I2C2_SDA, TIM2_CH4."
      },
      {
        "number": "23",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "24",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply for I/O pins and internal regulator, 1.8-3.6V."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "GPIO with SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN, LPUART_RTS, TIM9_CH1."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "GPIO; pin number and name taken from the LQFP48 pin diagram, alternate functions not in provided text."
      },
      {
        "number": "32",
        "name": "PA11-USB_DM",
        "type": "bidirectional",
        "description": "GPIO or USB full-speed D- (USB_DM); pin number inferred from diagram order."
      },
      {
        "number": "33",
        "name": "PA12-USB_DP",
        "type": "bidirectional",
        "description": "GPIO with USART1_RTS, SPI2_MOSI, I2S2_SD, CAN_TX, TIM1_ETR, or USB_DP; not fail-safe."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "GPIO with SWDIO/JTMS, SPI2_NSS, I2S2_WS."
      },
      {
        "number": "35",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "36",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply for I/O pins and internal regulator, 1.8-3.6V."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "GPIO with SWCLK/JTCK, USART2_CK, I2C1_SDA."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "GPIO with JTDI, USART2_CTS, I2C1_SCL, SPI2_NSS, I2S2_WS, TIM2_CH1/ETR."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "GPIO with USART2_RTS, SPI1_SCK, I2S1_CK, TIM2_CH2, JTDO/TRACESWO."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "GPIO with USART2_TX, SPI1_MISO, I2S1_MCK, TIM3_CH1, UART5_TX."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "GPIO with USART2_RX, I2C1_SMBA, SPI1_MOSI, I2S1_SD, TIM3_CH2, UART5_RX, LPTIM_IN1."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "GPIO with USART1_TX, LPUART_TX, I2C1_SCL, SPI1_NSS, I2S1_WS, TIM1_CH2N, TIM4_CH1, SPI2_SCK, I2S2_CK, LPTIM_ETR."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "GPIO with USART1_RX, LPUART_RX, I2C1_SDA, TIM4_CH2, LPTIM_IN2, PVD_IN."
      },
      {
        "number": "44",
        "name": "BOOT0/PD0",
        "type": "input",
        "description": "Boot mode selection input (input pull-down after reset), also GPIO PD0 with TRACECK."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "GPIO with I2C1_SCL, CAN_RX, TIM4_CH3, USART1_TX, UART5_TX."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "GPIO with I2C1_SDA, CAN_TX, TIM4_CH4, UART5_RX."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Digital ground."
      },
      {
        "number": "48",
        "name": "VDD",
        "type": "power_in",
        "description": "Digital supply for I/O pins and internal regulator, 1.8-3.6V."
      }
    ],
    "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": "text",
        "consensus_model": "claude-sonnet-5-5",
        "consensus": "agreed",
        "guards": "pin_guards 0.1: passed",
        "guard_notes": [
          "extractor flagged: Pin table page 36 (PB12 continuation through PA12) is missing from the provided text. Pins 26-32 (PB; Pin 44 BOOT0/PD0 is typed as input based on its BOOT0 function. The table lists it as I/O."
        ],
        "pages_sent": 60,
        "cost_usd": 0.4783,
        "at": "2026-10-23T12:13:58"
      },
      "datasheet": {
        "url": "https://datasheet.lcsc.com/datasheet/pdf/ccf1adf2d236aa75ce4214077d440f0f.pdf",
        "pages": 73,
        "sha256": "1052fd1feba72eb4",
        "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": "n32g432cbl7.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": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "n32g432cbl7-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": "08814a809a193d5ffa91ac514ce40e1096b6ff53622afee1f1073d6f61cce29b",
        "checked": "2026-10-23",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "Nations Technologies Inc",
      "Package": "LQFP-48(7x7)",
      "Category": "Single Chip Microcomputer/Microcontroller",
      "Pins": "48"
    },
    "characteristics": {
      "version": 1,
      "source": "datasheet",
      "datasheet_sha256": "1052fd1feba72eb44c6caf3be8aeeb12af6f2149eb90e3b80f9936227b934aef",
      "rows": [
        {
          "name": "Input low voltage",
          "symbol": "VIL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VDD=3.3V",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Input high voltage",
          "symbol": "VIH",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3V",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Schmitt trigger hysteresis",
          "symbol": "Vhys",
          "kind": "electrical",
          "unit": "mV",
          "min": 200,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3V/2.5V",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Input leakage current",
          "symbol": "Ilkg",
          "kind": "electrical",
          "unit": "μA",
          "min": -1,
          "typ": null,
          "max": 1,
          "conditions": "VDD=Maximum, VPAD=0 or VPAD=VDD",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Weak pull-up equivalent resistance",
          "symbol": "RPU",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 90,
          "typ": null,
          "max": 170,
          "conditions": "VDD=3.3V, VIN=VSS",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Weak pull-down equivalent resistance",
          "symbol": "RPD",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 90,
          "typ": null,
          "max": 170,
          "conditions": "VDD=3.3V, VIN=VDD",
          "source_page": 53,
          "source": "datasheet"
        },
        {
          "name": "Output low voltage",
          "symbol": "VOL",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.4,
          "conditions": "VDD=3.3V, IOL=2mA, 4mA, 8mA, and 12mA",
          "source_page": 54,
          "source": "datasheet"
        },
        {
          "name": "Output high voltage",
          "symbol": "VOH",
          "kind": "electrical",
          "unit": "V",
          "min": 2.4,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3V, IOH=-2mA, -4mA, -8mA, and -12mA",
          "source_page": 54,
          "source": "datasheet"
        },
        {
          "name": "NRST input low voltage",
          "symbol": "VIL(NRST)",
          "kind": "electrical",
          "unit": "V",
          "min": null,
          "typ": null,
          "max": 0.8,
          "conditions": "VDD=3.3V",
          "source_page": 55,
          "source": "datasheet"
        },
        {
          "name": "NRST input high voltage",
          "symbol": "VIH(NRST)",
          "kind": "electrical",
          "unit": "V",
          "min": 2,
          "typ": null,
          "max": null,
          "conditions": "VDD=3.3V",
          "source_page": 55,
          "source": "datasheet"
        },
        {
          "name": "NRST weak pull-up resistance",
          "symbol": "RPU",
          "kind": "electrical",
          "unit": "kΩ",
          "min": 40,
          "typ": 50,
          "max": 60,
          "conditions": "VDD=3.3V",
          "source_page": 55,
          "source": "datasheet"
        },
        {
          "name": "USB operating voltage",
          "symbol": "VDD",
          "kind": "electrical",
          "unit": "V",
          "min": 3,
          "typ": null,
          "max": 3.6,
          "conditions": "",
          "source_page": 62,
          "source": "datasheet"
        },
        {
          "name": "ADC supply voltage",
          "symbol": "VDDA",
          "kind": "electrical",
          "unit": "V",
          "min": 1.8,
          "typ": null,
          "max": 3.6,
          "conditions": "external reference voltage",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "ADC clock frequency",
          "symbol": "fADC",
          "kind": "electrical",
          "unit": "MHz",
          "min": null,
          "typ": null,
          "max": 72,
          "conditions": "",
          "source_page": 63,
          "source": "datasheet"
        },
        {
          "name": "ADC total unadjusted error",
          "symbol": "ET",
          "kind": "electrical",
          "unit": "LSB",
          "min": null,
          "typ": 1.3,
          "max": 5,
          "conditions": "fADC=72MHz, VDDA=3.3V, TA=25°C, VREF+=VDDA",
          "source_page": 64,
          "source": "datasheet"
        }
      ]
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "n32g432cbl7"
  ],
  "discovery_pitch": "N32G432CBL7 (Nations Technologies Inc) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "n32g432cbl7.kicad_sym",
    "n32g432cbl7.kicad_mod",
    "n32g432cbl7.glb",
    "n32g432cbl7.step",
    "n32g432cbl7.lbr",
    "docs/hero.png",
    "docs/n32g432cbl7-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "n32g432cbl7-hero.glb",
    "n32g432cbl7-hero.overlay.json",
    "n32g432cbl7-etched.glb"
  ],
  "visibility": {
    "public": true
  }
}