STM32L562RET6

{
  "slug": "stm32l562ret6",
  "version": "0.1.0",
  "type": "component",
  "description": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
  "tags": [
    "component",
    "embedded processors & controllers",
    "stm32l562ret6",
    "factory-2.0.0",
    "extractor-text"
  ],
  "dependencies": {},
  "hero": {
    "type": "image",
    "path": "docs/hero.png"
  },
  "files": [
    "page.json",
    "README.md",
    "stm32l562ret6.kicad_sym",
    "stm32l562ret6.kicad_mod",
    "stm32l562ret6.glb",
    "stm32l562ret6.step",
    "stm32l562ret6.lbr",
    "docs/hero.png",
    "docs/stm32l562ret6-datasheet.pdf",
    "viewers/symbol.html",
    "viewers/footprint.html",
    "stm32l562ret6-hero.glb",
    "stm32l562ret6-hero.overlay.json"
  ],
  "component": {
    "mpn": "STM32L562RET6",
    "manufacturer": "STMicroelectronics",
    "package": "LQFP-64(10x10)",
    "pin_count": 64,
    "category": "Embedded Processors & Controllers",
    "subcategory": "Microcontrollers (MCU/MPU/SOC)",
    "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588918729031344128",
    "parts": {
      "symbol": "stm32l562ret6.kicad_sym",
      "footprint": "stm32l562ret6.kicad_mod",
      "model_3d": "stm32l562ret6-hero.glb",
      "model_3d_plain": "stm32l562ret6.glb",
      "model_3d_step": "stm32l562ret6-etched.step",
      "model_3d_step_plain": "stm32l562ret6.step",
      "lbr": "stm32l562ret6.lbr"
    },
    "distributor_links": {
      "lcsc": "C1236672",
      "digikey": "497-STM32L562RET6-ND",
      "mouser": "511-STM32L562RET6"
    },
    "distributor_check": {
      "checked_at": "2026-10-08T02:29:33Z",
      "source": "Component Ocean /api/assign-pns",
      "digikey": {
        "pn": "497-STM32L562RET6-ND",
        "status": "found"
      },
      "mouser": {
        "pn": "511-STM32L562RET6",
        "status": "found"
      }
    },
    "pins": [
      {
        "number": "1",
        "name": "VBAT",
        "type": "power_in",
        "description": "Backup-domain supply (1.55 V to 3.6 V) for the RTC, the 32 kHz oscillator and backup registers when VDD is not present."
      },
      {
        "number": "2",
        "name": "PC13",
        "type": "bidirectional",
        "description": "5 V tolerant GPIO supplied through the power switch, which sinks only 3 mA, so output speed must stay at or below 2 MHz with a 30 pF load and the pin must not be used as a current source; also WKUP2, RTC_TS/RTC_OUT1 and TAMP_IN1/TAMP_OUT2."
      },
      {
        "number": "3",
        "name": "PC14-OSC32_IN",
        "type": "bidirectional",
        "description": "5 V tolerant GPIO supplied through the power switch with the same 3 mA, 2 MHz / 30 pF and no-current-source limits; alternate function OSC32_IN (32 kHz oscillator input)."
      },
      {
        "number": "4",
        "name": "PC15-OSC32_OUT",
        "type": "bidirectional",
        "description": "5 V tolerant GPIO supplied through the power switch with the same 3 mA, 2 MHz / 30 pF and no-current-source limits; alternate function OSC32_OUT (32 kHz oscillator output)."
      },
      {
        "number": "5",
        "name": "PH0-OSC_IN",
        "type": "bidirectional",
        "description": "5 V tolerant GPIO (FT) with EVENTOUT, whose additional function is the OSC_IN high-speed oscillator input."
      },
      {
        "number": "6",
        "name": "PH1-OSC_OUT",
        "type": "bidirectional",
        "description": "5 V tolerant GPIO (FT) with EVENTOUT, whose additional function is the OSC_OUT high-speed oscillator output."
      },
      {
        "number": "7",
        "name": "NRST",
        "type": "bidirectional",
        "description": "Bidirectional reset pin with an embedded weak pull-up resistor."
      },
      {
        "number": "8",
        "name": "PC0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include LPTIM1_IN1, OCTOSPI1_IO7, I2C3_SCL, LPUART1_RX, SDMMC1_D5, SAI2_FS_A and LPTIM2_IN1; additional function ADC12_IN1."
      },
      {
        "number": "9",
        "name": "PC1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include TRACED0, LPTIM1_OUT, SPI2_MOSI, I2C3_SDA, LPUART1_TX, OCTOSPI1_IO4 and SAI1_SD_A; additional function ADC12_IN2."
      },
      {
        "number": "10",
        "name": "PC2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT and OCTOSPI1_IO5; additional function ADC12_IN3."
      },
      {
        "number": "11",
        "name": "PC3",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include LPTIM1_ETR, LPTIM3_OUT, SAI1_D1, SPI2_MOSI, OCTOSPI1_IO6, SAI1_SD_A and LPTIM2_ETR; additional function ADC12_IN4."
      },
      {
        "number": "12",
        "name": "VSSA/VREF-",
        "type": "power_in",
        "description": "Analog ground for the ADC, DAC, OPAMP, COMP and VREFBUF; VREF- must always be equal to VSSA."
      },
      {
        "number": "13",
        "name": "VDDA/VREF+",
        "type": "power_in",
        "description": "Analog supply (1.62 V for ADC/COMP, 1.8 V for DAC/OPAMP, 2.4 V for VREFBUF, up to 3.6 V) that also serves as the ADC/DAC reference input VREF+, which must equal VDDA when VDDA is below 2 V."
      },
      {
        "number": "14",
        "name": "PA0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM2_CH1, TIM5_CH1, TIM8_ETR, USART2_CTS/USART2_NSS and UART4_TX; additional functions OPAMP1_VINP, ADC12_IN5, WKUP1 and TAMP_IN2/TAMP_OUT1."
      },
      {
        "number": "15",
        "name": "PA1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM2_CH2, TIM5_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS/USART2_DE and UART4_RX; additional functions OPAMP1_VINM, ADC12_IN6 and TAMP_IN5/TAMP_OUT4."
      },
      {
        "number": "16",
        "name": "PA2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM2_CH3, TIM5_CH3, USART2_TX, LPUART1_TX, OCTOSPI1_NCS and UCPD1_FRSTX1; additional functions ADC12_IN7, WKUP4/LSCO and COMP1_INP."
      },
      {
        "number": "17",
        "name": "PA3",
        "type": "bidirectional",
        "description": "3.6 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM2_CH4, TIM5_CH4, SAI1_CK1, USART2_RX, LPUART1_RX and OCTOSPI1_CLK; additional functions OPAMP1_VOUT and ADC12_IN8."
      },
      {
        "number": "18",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "19",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply pin, 1.71 V to 3.6 V, for the I/Os, internal regulator and system analog blocks."
      },
      {
        "number": "20",
        "name": "PA4",
        "type": "bidirectional",
        "description": "3.6 V tolerant I/O with analog switch supplied by VDDA; alternate functions include OCTOSPI1_NCS, SPI1_NSS, SPI3_NSS, USART2_CK, SAI1_FS_B and LPTIM2_OUT; additional functions ADC12_IN9 and DAC1_OUT1."
      },
      {
        "number": "21",
        "name": "PA5",
        "type": "bidirectional",
        "description": "3.6 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM2_CH1, TIM2_ETR, TIM8_CH1N, SPI1_SCK and LPTIM2_ETR; additional functions ADC12_IN10 and DAC1_OUT2."
      },
      {
        "number": "22",
        "name": "PA6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, USART3_CTS/USART3_NSS, LPUART1_CTS, OCTOSPI1_IO3 and TIM16_CH1; additional functions OPAMP2_VINP and ADC12_IN11."
      },
      {
        "number": "23",
        "name": "PA7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include TIM1_CH1N, TIM3_CH2, TIM8_CH1N, I2C3_SCL, SPI1_MOSI, OCTOSPI1_IO2 and TIM17_CH1; additional functions OPAMP2_VINM and ADC12_IN12."
      },
      {
        "number": "24",
        "name": "PC4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include USART3_TX and OCTOSPI1_IO7; additional functions COMP1_INM and ADC12_IN13."
      },
      {
        "number": "25",
        "name": "PC5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include SAI1_D3 and USART3_RX; additional functions ADC12_IN14, WKUP5, TAMP_IN4/TAMP_OUT5 and COMP1_INP."
      },
      {
        "number": "26",
        "name": "PB0",
        "type": "bidirectional",
        "description": "3.6 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM1_CH2N, TIM3_CH3, TIM8_CH2N, SPI1_NSS, USART3_CK, OCTOSPI1_IO1, COMP1_OUT and SAI1_EXTCLK; additional functions OPAMP2_VOUT and ADC12_IN15."
      },
      {
        "number": "27",
        "name": "PB1",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include TIM1_CH3N, TIM3_CH4, TIM8_CH3N, DFSDM1_DATIN0, USART3_RTS/USART3_DE, LPUART1_RTS/LPUART1_DE, OCTOSPI1_IO0 and LPTIM2_IN1; additional functions COMP1_INM and ADC12_IN16."
      },
      {
        "number": "28",
        "name": "PB2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with analog switch supplied by VDDA; alternate functions include LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0, OCTOSPI1_DQS and UCPD1_FRSTX1; additional functions RTC_OUT2 and COMP1_INP."
      },
      {
        "number": "29",
        "name": "PB10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include TIM2_CH3, LPTIM3_OUT, I2C4_SCL, I2C2_SCL, SPI2_SCK, USART3_TX, LPUART1_RX, TSC_SYNC, OCTOSPI1_CLK, COMP1_OUT and SAI1_SCK_A."
      },
      {
        "number": "30",
        "name": "PB11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include TIM2_CH4, I2C4_SDA, I2C2_SDA, USART3_RX, LPUART1_TX, OCTOSPI1_NCS and COMP2_OUT."
      },
      {
        "number": "31",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "32",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply pin, 1.71 V to 3.6 V, for the I/Os, internal regulator and system analog blocks."
      },
      {
        "number": "33",
        "name": "PB12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS/LPUART1_DE, TSC_G1_IO1, OCTOSPI1_NCLK, SAI2_FS_A and TIM15_BKIN."
      },
      {
        "number": "34",
        "name": "PB13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include TIM1_CH1N, LPTIM3_IN1, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS/USART3_NSS, LPUART1_CTS, TSC_G1_IO2, UCPD1_FRSTX2, SAI2_SCK_A and TIM15_CH1N."
      },
      {
        "number": "35",
        "name": "PB14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and USB Type-C dead-battery function; alternate functions include TIM1_CH2N, LPTIM3_ETR, TIM8_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS/USART3_DE, TSC_G1_IO3, SAI2_MCLK_A and TIM15_CH1; additional function UCPD1_DB2."
      },
      {
        "number": "36",
        "name": "PB15",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with USB Type-C PD capability; alternate functions include RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI, DFSDM1_CKIN2, SAI2_SD_A and TIM15_CH2; additional function UCPD1_CC2."
      },
      {
        "number": "37",
        "name": "PC6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, SDMMC1_D0DIR, TSC_G4_IO1, SDMMC1_D6 and SAI2_MCLK_A."
      },
      {
        "number": "38",
        "name": "PC7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, SDMMC1_D123DIR, TSC_G4_IO2, SDMMC1_D7 and SAI2_MCLK_B."
      },
      {
        "number": "39",
        "name": "PC8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TIM3_CH3, TIM8_CH3, TSC_G4_IO3 and SDMMC1_D0."
      },
      {
        "number": "40",
        "name": "PC9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include TRACED0, TIM8_BKIN2, TIM3_CH4, TIM8_CH4, TSC_G4_IO4, USB_NOE, SDMMC1_D1 and SAI2_EXTCLK."
      },
      {
        "number": "41",
        "name": "PA8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include MCO, TIM1_CH1, SAI1_CK2, USART1_CK, SAI1_SCK_A and LPTIM2_OUT."
      },
      {
        "number": "42",
        "name": "PA9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and USB function supplied by VDDUSB; alternate functions include TIM1_CH2, SPI2_SCK, USART1_TX, SAI1_FS_A and TIM15_BKIN."
      },
      {
        "number": "43",
        "name": "PA10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and USB function supplied by VDDUSB; alternate functions include TIM1_CH3, SAI1_D1, USART1_RX, CRS_SYNC, SAI1_SD_A and TIM17_BKIN."
      },
      {
        "number": "44",
        "name": "PA11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with USB function supplied by VDDUSB; alternate functions include TIM1_CH4, TIM1_BKIN2, SPI1_MISO, USART1_CTS/USART1_NSS, FDCAN1_RX and USB_DM."
      },
      {
        "number": "45",
        "name": "PA12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with USB function supplied by VDDUSB; alternate functions include TIM1_ETR, SPI1_MOSI, USART1_RTS/USART1_DE, FDCAN1_TX and USB_DP."
      },
      {
        "number": "46",
        "name": "PA13",
        "type": "bidirectional",
        "description": "5 V tolerant I/O that after reset is the JTMS/SWDIO debug pin with its internal pull-up enabled; alternate functions include IR_OUT, USB_NOE, SAI1_SD_B and EVENTOUT."
      },
      {
        "number": "47",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "48",
        "name": "VDDUSB",
        "type": "power_in",
        "description": "USB transceiver supply, 3.0 V to 3.6 V when USB is used; should preferably be connected to VDD if USB is not used."
      },
      {
        "number": "49",
        "name": "PA14",
        "type": "bidirectional",
        "description": "5 V tolerant I/O that after reset is the JTCK/SWCLK debug pin with its internal pull-down enabled; alternate functions include LPTIM1_OUT, I2C1_SMBA, I2C4_SMBA and SAI1_FS_B."
      },
      {
        "number": "50",
        "name": "PA15 (JTDI)",
        "type": "bidirectional",
        "description": "5 V tolerant USB Type-C PD capable I/O that after reset is the JTDI debug pin with its internal pull-up enabled; alternate functions include TIM2_CH1, TIM2_ETR, USART2_RX, SPI1_NSS, SPI3_NSS, USART3_RTS/USART3_DE, UART4_RTS/UART4_DE and SAI2_FS_B; additional function UCPD1_CC1."
      },
      {
        "number": "51",
        "name": "PC10",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TRACED1, LPTIM3_ETR, SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, SDMMC1_D2 and SAI2_SCK_B."
      },
      {
        "number": "52",
        "name": "PC11",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include LPTIM3_IN1, OCTOSPI1_NCS, SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, UCPD1_FRSTX2, SDMMC1_D3 and SAI2_MCLK_B."
      },
      {
        "number": "53",
        "name": "PC12",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TRACED3, SPI3_MOSI, USART3_CK, UART5_TX, TSC_G3_IO4, SDMMC1_CK and SAI2_SD_B."
      },
      {
        "number": "54",
        "name": "PD2",
        "type": "bidirectional",
        "description": "5 V tolerant I/O; alternate functions include TRACED2, TIM3_ETR, USART3_RTS/USART3_DE, UART5_RX, TSC_SYNC and SDMMC1_CMD."
      },
      {
        "number": "55",
        "name": "PB3",
        "type": "bidirectional",
        "description": "3.6 V tolerant I/O with analog switch supplied by VDDA; alternate functions include JTDO/TRACESWO, TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS/USART1_DE and SAI1_SCK_B; additional function COMP2_INM."
      },
      {
        "number": "56",
        "name": "PB4",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA that after reset carries the NJTRST debug function with its internal pull-up enabled; alternate functions include TIM3_CH1, I2C3_SDA, SPI1_MISO, SPI3_MISO, USART1_CTS/USART1_NSS, UART5_RTS/UART5_DE, TSC_G2_IO1, SAI1_MCLK_B and TIM17_BKIN; additional function COMP2_INP."
      },
      {
        "number": "57",
        "name": "PB5",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with USB Type-C dead-battery function; alternate functions include LPTIM1_IN1, TIM3_CH2, OCTOSPI1_NCLK, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, UART5_CTS/UART5_NSS, TSC_G2_IO2, COMP2_OUT, SAI1_SD_B and TIM16_BKIN; additional function UCPD1_DB1."
      },
      {
        "number": "58",
        "name": "PB6",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include LPTIM1_ETR, TIM4_CH1, TIM8_BKIN2, I2C1_SCL, I2C4_SCL, USART1_TX, TSC_G2_IO3, SAI1_FS_B and TIM16_CH1N; additional function COMP2_INP."
      },
      {
        "number": "59",
        "name": "PB7",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability and analog switch supplied by VDDA; alternate functions include LPTIM1_IN2, TIM4_CH2, TIM8_BKIN, I2C1_SDA, I2C4_SDA, USART1_RX, UART4_CTS, TSC_G2_IO4, FMC_NL and TIM17_CH1N; additional functions COMP2_INM and PVD_IN."
      },
      {
        "number": "60",
        "name": "PH3-BOOT0",
        "type": "bidirectional",
        "description": "5 V tolerant I/O (FT) on the BOOT0 pin, which selects the boot mode; the table lists only EVENTOUT as its function."
      },
      {
        "number": "61",
        "name": "PB8",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include TIM4_CH3, SAI1_CK1, I2C1_SCL, DFSDM1_CKOUT, SDMMC1_CKIN, FDCAN1_RX, SDMMC1_D4, SAI1_MCLK_A and TIM16_CH1."
      },
      {
        "number": "62",
        "name": "PB9",
        "type": "bidirectional",
        "description": "5 V tolerant I/O with Fm+ capability; alternate functions include IR_OUT, TIM4_CH4, SAI1_D2, I2C1_SDA, SPI2_NSS, SDMMC1_CDIR, FDCAN1_TX, SDMMC1_D5, SAI1_FS_A and TIM17_CH1."
      },
      {
        "number": "63",
        "name": "VSS",
        "type": "power_in",
        "description": "Ground pin."
      },
      {
        "number": "64",
        "name": "VDD",
        "type": "power_in",
        "description": "Main supply pin, 1.71 V to 3.6 V, for the I/Os, internal regulator and system analog blocks."
      }
    ],
    "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 MPN STM32L562RET6 has no P or Q suffix, so it uses the standard (non-SMPS) LQFP64 pinout. Pin as; Pins PC13, PC14 and PC15 are powered through the backup power switch, which limits sink current to 3; NRST is listed as type 'I-O' with reset function in Table 21. It is mapped to bidirectional. The tab",
          "2/64 pins cited to the wrong page (name found elsewhere): ['29:PB10@p101', '30:PB11@p101']"
        ],
        "pages_sent": 120,
        "cost_usd": 0.5044,
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