STM32L151CCT6

{
  "schema_version": 1,
  "type": "component",
  "slug": "stm32l151cct6",
  "title": "STM32L151CCT6",
  "brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "version": "0.1.0",
  "license": "CC-BY-SA-4.0",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32l151cct6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "component": {
    "mpn": "STM32L151CCT6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-48(7x7)",
    "pin_count": 48,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893713729277952",
    "parts": {
      "symbol": "stm32l151cct6.kicad_sym",
      "footprint": "stm32l151cct6.kicad_mod",
      "model_3d": "stm32l151cct6-hero.glb",
      "model_3d_plain": "stm32l151cct6.glb",
      "model_3d_step": "stm32l151cct6-etched.step",
      "model_3d_step_plain": "stm32l151cct6.step",
      "lbr": "stm32l151cct6.lbr"
    },
    "distributor_links": {
      "lcsc": "C2149675",
      "digikey": "497-17518-ND",
      "mouser": "511-STM32L151CCT6"
    },
    "distributor_check": {
      "checked_at": "2026-10-10T15:46:27Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-17518-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L151CCT6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VLCD",
        "type": "power_in",
        "description": "LCD power supply pin (VLCD); on STM32L151xC devices this pin should be connected to VDD."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that can also be used as wakeup pin WKUP2 or as RTC_TAMP1/RTC_TS/RTC_OUT."
      },
      {
        "number": "3",
        "name": "PC14",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) that is used as OSC32_IN only when the LSE oscillator is on, otherwise it is general-purpose PC14."
      },
      {
        "number": "4",
        "name": "PC15",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) that is used as OSC32_OUT only when the LSE oscillator is on, otherwise it is general-purpose PC15."
      },
      {
        "number": "5",
        "name": "PH0",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) that is used as OSC_IN only when the HSE oscillator is on, otherwise it is general-purpose PH0."
      },
      {
        "number": "6",
        "name": "PH1",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) that is used as OSC_OUT only when the HSE oscillator is on, otherwise it is general-purpose PH1."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with an embedded weak pull-up resistor."
      },
      {
        "number": "8",
        "name": "VSSA",
        "type": "power_in",
        "description": "Analog ground pin; the ADC specifications require VSSA or VREF- to be tied to ground."
      },
      {
        "number": "9",
        "name": "VDDA",
        "type": "power_in",
        "description": "Analog supply pin; the ADC specifications give VDDA from 1.8 V to 3.6 V."
      },
      {
        "number": "10",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM2_CH1_ETR, TIM5_CH1 and USART2_CTS, and additional functions WKUP1, RTC_TAMP2, ADC_IN0 and COMP1_INP."
      },
      {
        "number": "11",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS and LCD_SEG0, and additional functions ADC_IN1, COMP1_INP and OPAMP1_VINP."
      },
      {
        "number": "12",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX and LCD_SEG1, and additional functions ADC_IN2, COMP1_INP and OPAMP1_VINM."
      },
      {
        "number": "13",
        "name": "PA3",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) with alternate functions TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX and LCD_SEG2, and additional functions ADC_IN3, COMP1_INP and OPAMP1_VOUT."
      },
      {
        "number": "14",
        "name": "PA4",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) with alternate functions SPI1_NSS, SPI3_NSS, I2S3_WS and USART2_CK, and additional functions ADC_IN4, DAC_OUT1 and COMP1_INP."
      },
      {
        "number": "15",
        "name": "PA5",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) with alternate functions TIM2_CH1_ETR and SPI1_SCK, and additional functions ADC_IN5, DAC_OUT2 and COMP1_INP."
      },
      {
        "number": "16",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM3_CH1, TIM10_CH1, SPI1_MISO and LCD_SEG3, and additional functions ADC_IN6, COMP1_INP and OPAMP2_VINP."
      },
      {
        "number": "17",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM3_CH2, TIM11_CH1, SPI1_MOSI and LCD_SEG4, and additional functions ADC_IN7, COMP1_INP and OPAMP2_VINM."
      },
      {
        "number": "18",
        "name": "PB0",
        "type": "bidirectional",
        "description": "Standard 3.3 V I/O (TC) with alternate functions TIM3_CH3 and LCD_SEG5, and additional functions ADC_IN8, COMP1_INP, OPAMP2_VOUT, VLCDRAIL3 and VREF_OUT."
      },
      {
        "number": "19",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM3_CH4 and LCD_SEG6, and additional functions ADC_IN9, COMP1_INP and VREF_OUT."
      },
      {
        "number": "20",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) that is shared with the BOOT1 function, with additional functions VLCDRAIL1 and ADCIN0b."
      },
      {
        "number": "21",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM2_CH3, I2C2_SCL, USART3_TX and LCD_SEG10."
      },
      {
        "number": "22",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM2_CH4, I2C2_SDA, USART3_RX and LCD_SEG11."
      },
      {
        "number": "23",
        "name": "VSS_1",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "24",
        "name": "VDD_1",
        "type": "power_in",
        "description": "Digital supply pin."
      },
      {
        "number": "25",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM10_CH1, I2C2_SMBA, SPI2_NSS, I2S2_WS, USART3_CK and LCD_SEG12, and additional functions ADC_IN18, COMP1_INP and VLCDRAIL2."
      },
      {
        "number": "26",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM9_CH1, SPI2_SCK, I2S2_CK, USART3_CTS and LCD_SEG13, and additional functions ADC_IN19 and COMP1_INP."
      },
      {
        "number": "27",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM9_CH2, SPI2_MISO, USART3_RTS and LCD_SEG14, and additional functions ADC_IN20 and COMP1_INP."
      },
      {
        "number": "28",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM11_CH1, SPI2_MOSI, I2S2_SD and LCD_SEG15, and additional functions ADC_IN21, COMP1_INP and RTC_REFIN."
      },
      {
        "number": "29",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions USART1_CK, MCO and LCD_COM0."
      },
      {
        "number": "30",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions USART1_TX and LCD_COM1."
      },
      {
        "number": "31",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions USART1_RX and LCD_COM2."
      },
      {
        "number": "32",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions USART1_CTS and SPI1_MISO, and additional function USB_DM."
      },
      {
        "number": "33",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions USART1_RTS and SPI1_MOSI, and additional function USB_DP."
      },
      {
        "number": "34",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) whose default function is JTMS-SWDIO (serial wire debug data input/output)."
      },
      {
        "number": "35",
        "name": "VSS_2",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "36",
        "name": "VDD_2",
        "type": "power_in",
        "description": "Digital supply pin."
      },
      {
        "number": "37",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) whose default function is JTCK-SWCLK (serial wire debug clock)."
      },
      {
        "number": "38",
        "name": "PA15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) whose default function is JTDI, with alternate functions TIM2_CH1_ETR, SPI1_NSS, SPI3_NSS, I2S3_WS and LCD_SEG17."
      },
      {
        "number": "39",
        "name": "PB3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) whose default function is JTDO, with alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, I2S3_CK and LCD_SEG7, and additional function COMP2_INM."
      },
      {
        "number": "40",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) whose default function is NJTRST, with alternate functions TIM3_CH1, SPI1_MISO, SPI3_MISO and LCD_SEG8, and additional function COMP2_INP."
      },
      {
        "number": "41",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, I2S3_SD and LCD_SEG9, and additional function COMP2_INP."
      },
      {
        "number": "42",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM4_CH1, I2C1_SCL and USART1_TX, and additional function COMP2_INP."
      },
      {
        "number": "43",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM4_CH2, I2C1_SDA and USART1_RX, and additional functions COMP2_INP and PVD_IN."
      },
      {
        "number": "44",
        "name": "BOOT0",
        "type": "input",
        "description": "Dedicated input-only BOOT0 pin; Table 9 lists no alternate functions for it."
      },
      {
        "number": "45",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM4_CH3, TIM10_CH1, I2C1_SCL and LCD_SEG16."
      },
      {
        "number": "46",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) with alternate functions TIM4_CH4, TIM11_CH1, I2C1_SDA and LCD_COM3."
      },
      {
        "number": "47",
        "name": "VSS_3",
        "type": "power_in",
        "description": "Digital ground pin."
      },
      {
        "number": "48",
        "name": "VDD_3",
        "type": "power_in",
        "description": "Digital supply pin."
      }
    ],
    "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: STM32L151CCT6 is listed under the LQFP48 package in Table 1 (T suffix = LQFP). The LQFP48 and UFQFPN; Pin 1 (VLCD) is marked with footnote 3 in Table 9: applicable to STM32L152xC only; on STM32L151xC de; Pin 44 (BOOT0) is typed as input from the Table 9 pin type 'I' and the 'B' dedicated-BOOT0 structure"
        ],
        "pages_sent": 62,
        "cost_usd": 0.2721,
        "at": "2026-10-10T15:46:03"
      },
      "datasheet": {
        "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588893713729277952",
        "pages": 136,
        "sha256": "5e6d5674cd06c108",
        "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": "stm32l151cct6.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": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      },
      {
        "file": "stm32l151cct6-etched.step",
        "role": "eda",
        "up": "Z",
        "units": "mm",
        "origin": "footprint origin = pad-pattern centre",
        "seat": "z = 0",
        "extents_mm": [
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          9,
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        ],
        "zmin_mm": 0,
        "centre_offset_mm": 0,
        "footprint_binding": "identity",
        "sha256": "f9156aa0aab9a03e2bf13368484d25dde44c4e3311cf3f90a910f520f02c1711",
        "checked": "2026-10-10",
        "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
      }
    ]
  },
  "metadata": {
    "specs": {
      "Manufacturer": "STMicroelectronics",
      "Package": "LQFP-48(7x7)",
      "Category": "Embedded Processors & Controllers",
      "Pins": "48"
    }
  },
  "variants": [],
  "sections": [
    "hero",
    "viewers",
    "readme",
    "breadcrumbs",
    "info"
  ],
  "discovery_triggers": [
    "stm32l151cct6"
  ],
  "discovery_pitch": "STM32L151CCT6 (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
  "author": {
    "name": "Ray",
    "email": "[email protected]"
  },
  "dependencies": {},
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    "path": "docs/hero.png"
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    "stm32l151cct6.step",
    "stm32l151cct6.lbr",
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  "visibility": {
    "public": true
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}