component
STM32F105VBH6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LFBGA-100. Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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{
"schema_version": 1,
"type": "component",
"slug": "stm32f105vbh6",
"title": "STM32F105VBH6",
"brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LFBGA-100. 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",
"stm32f105vbh6",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "STM32F105VBH6",
"manufacturer": "STMicroelectronics",
"package": "LFBGA-100",
"pin_count": 100,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588953518522970112",
"parts": {
"symbol": "stm32f105vbh6.kicad_sym",
"footprint": "stm32f105vbh6.kicad_mod",
"model_3d": "stm32f105vbh6-hero.glb",
"model_3d_plain": "stm32f105vbh6.glb",
"model_3d_step": "stm32f105vbh6-etched.step",
"model_3d_step_plain": "stm32f105vbh6.step",
"lbr": "stm32f105vbh6.lbr"
},
"distributor_links": {
"lcsc": "C1338553",
"digikey": "497-18921-ND",
"mouser": "511-STM32F105VBH6"
},
"distributor_check": {
"checked_at": "2026-10-11T03:17:12Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": "497-18921-ND",
"status": "found"
},
"mouser": {
"pn": "511-STM32F105VBH6",
"status": "found"
}
},
"pins": [
{
"number": "A3",
"name": "PE2",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); default function PE2, alternate function TRACECK."
},
{
"number": "B3",
"name": "PE3",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); default function PE3, alternate function TRACED0."
},
{
"number": "C3",
"name": "PE4",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); default function PE4, alternate function TRACED1."
},
{
"number": "D3",
"name": "PE5",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); default function PE5, alternate function TRACED2."
},
{
"number": "E3",
"name": "PE6",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); default function PE6, alternate function TRACED3."
},
{
"number": "B2",
"name": "VBAT",
"type": "power_in",
"description": "Backup supply 1.8 to 3.6 V for the RTC, the 32 kHz oscillator and backup registers when VDD is not present."
},
{
"number": "A2",
"name": "PC13-TAMPER-RTC",
"type": "bidirectional",
"description": "GPIO PC13 (not 5 V tolerant) also used as TAMPER-RTC; supplied through the power switch, so output use is limited to 2 MHz mode with max 30 pF load and only one pin in output mode at a time."
},
{
"number": "A1",
"name": "PC14-OSC32_IN",
"type": "bidirectional",
"description": "GPIO PC14 (not 5 V tolerant) or OSC32_IN; supplied through the power switch, so output use is limited to 2 MHz mode with max 30 pF load and only one pin in output mode at a time."
},
{
"number": "B1",
"name": "PC15-OSC32_OUT",
"type": "bidirectional",
"description": "GPIO PC15 (not 5 V tolerant) or OSC32_OUT; supplied through the power switch, so output use is limited to 2 MHz mode with max 30 pF load and only one pin in output mode at a time."
},
{
"number": "C2",
"name": "VSS_5",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "D2",
"name": "VDD_5",
"type": "power_in",
"description": "Digital supply 2.0 to 3.6 V for the I/Os and the internal regulator."
},
{
"number": "C1",
"name": "OSC_IN",
"type": "input",
"description": "External 3-25 MHz crystal oscillator input."
},
{
"number": "D1",
"name": "OSC_OUT",
"type": "output",
"description": "External 3-25 MHz crystal oscillator output."
},
{
"number": "E1",
"name": "NRST",
"type": "bidirectional",
"description": "Reset pin (I/O in Table 5); its electrical limits are in section 5.3.14, which is not in this excerpt."
},
{
"number": "F1",
"name": "PC0",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate function ADC12_IN10."
},
{
"number": "F2",
"name": "PC1",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions ADC12_IN11, ETH_MII_MDC and ETH_RMII_MDC."
},
{
"number": "E2",
"name": "PC2",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions ADC12_IN12 and ETH_MII_TXD2."
},
{
"number": "F3",
"name": "PC3",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions ADC12_IN13 and ETH_MII_TX_CLK."
},
{
"number": "G1",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground, connected to VSS."
},
{
"number": "H1",
"name": "VREF-",
"type": "power_in",
"description": "Negative reference voltage pin for the ADC/DAC as listed in Table 5; no voltage limit is given in this excerpt."
},
{
"number": "J1",
"name": "VREF+",
"type": "power_in",
"description": "Positive reference voltage input for the ADC/DAC; it may be tied to VDDA or kept separate per decoupling schemes in Figures 36 and 37."
},
{
"number": "K1",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply 2.0 to 3.6 V for the ADC, reset blocks, RCs and PLL; minimum 2.4 V when the ADC is used; must be connected to VDD."
},
{
"number": "G2",
"name": "PA0-WKUP",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; WKUP wakeup input, alternate functions include USART2_CTS, ADC12_IN0, TIM2_CH1_ETR, TIM5_CH1 and ETH_MII_CRS_WKUP."
},
{
"number": "H2",
"name": "PA1",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include USART2_RTS, ADC12_IN1, TIM5_CH2, TIM2_CH2 and ETH_MII_RX_CLK/ETH_RMII_REF_CLK."
},
{
"number": "J2",
"name": "PA2",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include USART2_TX, TIM5_CH3, ADC12_IN2, TIM2_CH3 and ETH_MII_MDIO/ETH_RMII_MDIO."
},
{
"number": "K2",
"name": "PA3",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include USART2_RX, TIM5_CH4, ADC12_IN3, TIM2_CH4 and ETH_MII_COL."
},
{
"number": "E4",
"name": "VSS_4",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "F4",
"name": "VDD_4",
"type": "power_in",
"description": "Digital supply 2.0 to 3.6 V for the I/Os and the internal regulator."
},
{
"number": "G3",
"name": "PA4",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include SPI1_NSS, DAC_OUT1, USART2_CK, ADC12_IN4 and SPI3_NSS/I2S3_WS."
},
{
"number": "H3",
"name": "PA5",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include SPI1_SCK, DAC_OUT2 and ADC12_IN5."
},
{
"number": "J3",
"name": "PA6",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include SPI1_MISO, ADC12_IN6, TIM3_CH1 and TIM1_BKIN."
},
{
"number": "K3",
"name": "PA7",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include SPI1_MOSI, ADC12_IN7, TIM3_CH2, ETH_MII_RX_DV/ETH_RMII_CRS_DV and TIM1_CH1N."
},
{
"number": "G4",
"name": "PC4",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include ADC12_IN14 and ETH_MII_RXD0/ETH_RMII_RXD0."
},
{
"number": "H4",
"name": "PC5",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include ADC12_IN15 and ETH_MII_RXD1/ETH_RMII_RXD1."
},
{
"number": "J4",
"name": "PB0",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include ADC12_IN8, TIM3_CH3, ETH_MII_RXD2 and TIM1_CH2N."
},
{
"number": "K4",
"name": "PB1",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include ADC12_IN9, TIM3_CH4, ETH_MII_RXD3 and TIM1_CH3N."
},
{
"number": "G5",
"name": "PB2/BOOT1",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function PB2 with BOOT1 function."
},
{
"number": "H5",
"name": "PE7",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_ETR."
},
{
"number": "J5",
"name": "PE8",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH1N."
},
{
"number": "K5",
"name": "PE9",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH1."
},
{
"number": "G6",
"name": "PE10",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH2N."
},
{
"number": "H6",
"name": "PE11",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH2."
},
{
"number": "J6",
"name": "PE12",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH3N."
},
{
"number": "K6",
"name": "PE13",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH3."
},
{
"number": "G7",
"name": "PE14",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_CH4."
},
{
"number": "H7",
"name": "PE15",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM1_BKIN."
},
{
"number": "J7",
"name": "PB10",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include I2C2_SCL, USART3_TX, ETH_MII_RX_ER and TIM2_CH3; SPI2/I2S2 and I2C2 are not available when Ethernet is used."
},
{
"number": "K7",
"name": "PB11",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include I2C2_SDA, USART3_RX, ETH_MII_TX_EN/ETH_RMII_TX_EN and TIM2_CH4."
},
{
"number": "E7",
"name": "VSS_1",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "F7",
"name": "VDD_1",
"type": "power_in",
"description": "Digital supply 2.0 to 3.6 V for the I/Os and the internal regulator."
},
{
"number": "K8",
"name": "PB12",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN, CAN2_RX and ETH_MII_TXD0/ETH_RMII_TXD0."
},
{
"number": "J8",
"name": "PB13",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include SPI2_SCK, I2S2_CK, USART3_CTS, TIM1_CH1N, CAN2_TX and ETH_MII_TXD1/ETH_RMII_TXD1."
},
{
"number": "H8",
"name": "PB14",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include SPI2_MISO, TIM1_CH2N and USART3_RTS."
},
{
"number": "G8",
"name": "PB15",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include SPI2_MOSI, I2S2_SD and TIM1_CH3N."
},
{
"number": "K9",
"name": "PD8",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART3_TX and ETH_MII_RX_DV/ETH_RMII_CRS_DV."
},
{
"number": "J9",
"name": "PD9",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART3_RX, ETH_MII_RXD0 and ETH_RMII_RXD0."
},
{
"number": "H9",
"name": "PD10",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART3_CK, ETH_MII_RXD1 and ETH_RMII_RXD1."
},
{
"number": "G9",
"name": "PD11",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART3_CTS and ETH_MII_RXD2."
},
{
"number": "K10",
"name": "PD12",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include TIM4_CH1, USART3_RTS and ETH_MII_RXD3."
},
{
"number": "J10",
"name": "PD13",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM4_CH2."
},
{
"number": "H10",
"name": "PD14",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM4_CH3."
},
{
"number": "G10",
"name": "PD15",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM4_CH4."
},
{
"number": "F10",
"name": "PC6",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions I2S2_MCK and TIM3_CH1."
},
{
"number": "E10",
"name": "PC7",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions I2S3_MCK and TIM3_CH2."
},
{
"number": "F9",
"name": "PC8",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM3_CH3."
},
{
"number": "E9",
"name": "PC9",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM3_CH4."
},
{
"number": "D9",
"name": "PA8",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART1_CK, OTG_FS_SOF, TIM1_CH1 and MCO."
},
{
"number": "C9",
"name": "PA9",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART1_TX, TIM1_CH2 and OTG_FS_VBUS."
},
{
"number": "D10",
"name": "PA10",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART1_RX, TIM1_CH3 and OTG_FS_ID."
},
{
"number": "C10",
"name": "PA11",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART1_CTS, CAN1_RX, TIM1_CH4 and OTG_FS_DM."
},
{
"number": "B10",
"name": "PA12",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include USART1_RTS, OTG_FS_DP, CAN1_TX and TIM1_ETR."
},
{
"number": "A10",
"name": "PA13",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function JTMS-SWDIO after reset."
},
{
"number": "F8",
"name": "NC",
"type": "unconnected",
"description": "Not connected."
},
{
"number": "E6",
"name": "VSS_2",
"type": "power_in",
"description": "Digital ground."
},
{
"number": "F6",
"name": "VDD_2",
"type": "power_in",
"description": "Digital supply 2.0 to 3.6 V for the I/Os and the internal regulator."
},
{
"number": "A9",
"name": "PA14",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function JTCK-SWCLK after reset."
},
{
"number": "A8",
"name": "PA15",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function JTDI after reset; alternate functions include SPI3_NSS/I2S3_WS, TIM2_CH1_ETR and SPI1_NSS."
},
{
"number": "B9",
"name": "PC10",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include UART4_TX, USART3_TX and SPI3_SCK/I2S3_CK."
},
{
"number": "B8",
"name": "PC11",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include UART4_RX, USART3_RX and SPI3_MISO."
},
{
"number": "C8",
"name": "PC12",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include UART5_TX, USART3_CK and SPI3_MOSI/I2S3_SD."
},
{
"number": "D8",
"name": "PD0",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions OSC_IN and CAN1_RX; on BGA100 PD0 is available by default without remapping."
},
{
"number": "E8",
"name": "PD1",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions OSC_OUT and CAN1_TX; on BGA100 PD1 is available by default without remapping."
},
{
"number": "B7",
"name": "PD2",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions TIM3_ETR and UART5_RX."
},
{
"number": "C7",
"name": "PD3",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function USART2_CTS."
},
{
"number": "D7",
"name": "PD4",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function USART2_RTS."
},
{
"number": "B6",
"name": "PD5",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function USART2_TX."
},
{
"number": "C6",
"name": "PD6",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function USART2_RX."
},
{
"number": "D6",
"name": "PD7",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function USART2_CK."
},
{
"number": "A7",
"name": "PB3",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function JTDO after reset; alternate functions include SPI3_SCK/I2S3_CK, TRACESWO, TIM2_CH2 and SPI1_SCK."
},
{
"number": "A6",
"name": "PB4",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); main function NJTRST after reset; alternate functions include SPI3_MISO, TIM3_CH1 and SPI1_MISO."
},
{
"number": "C5",
"name": "PB5",
"type": "bidirectional",
"description": "GPIO, not 5 V tolerant; alternate functions include I2C1_SMBA, SPI3_MOSI, ETH_MII_PPS_OUT, I2S3_SD, TIM3_CH2, SPI1_MOSI and CAN2_RX."
},
{
"number": "B5",
"name": "PB6",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include I2C1_SCL, TIM4_CH1, USART1_TX and CAN2_TX."
},
{
"number": "A5",
"name": "PB7",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include I2C1_SDA, TIM4_CH2 and USART1_RX."
},
{
"number": "D5",
"name": "BOOT0",
"type": "input",
"description": "Boot selection pin sampled at startup to choose User Flash, System Memory or embedded SRAM boot."
},
{
"number": "B4",
"name": "PB8",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include TIM4_CH3, ETH_MII_TXD3, I2C1_SCL and CAN1_RX."
},
{
"number": "A4",
"name": "PB9",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate functions include TIM4_CH4, I2C1_SDA and CAN1_TX."
},
{
"number": "D4",
"name": "PE0",
"type": "bidirectional",
"description": "GPIO, 5 V tolerant (FT); alternate function TIM4_ETR."
},
{
"number": "C4",
"name": "PE1",
"type": "bidirectional",
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