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Contents

README

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STM32H742VGT6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)

STM32H742VGT6 from STMicroelectronics, in a LQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PE2 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACECLK, SPI4_SCK, SAI1_MCLK_A and FMC_A23.
2 PE3 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED0, TIM15_BKIN, SAI1_SD_B and FMC_A19.
3 PE4 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED1, SPI4_NSS, DCMI_D4 and FMC_A20.
4 PE5 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED2, TIM15_CH1, SPI4_MISO and FMC_A21.
5 PE6 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED3, TIM1_BKIN2, SPI4_MOSI and FMC_A22.
6 VBAT power_in Battery supply pin for the VBAT operating mode, which supports battery charging.
7 PC13 bidirectional 5 V tolerant I/O (FT) with RTC_TAMP1/RTC_TS and WKUP2 as additional functions; its output limits are given separately from other I/Os in the datasheet.
8 PC14-OSC32_IN bidirectional 5 V tolerant I/O (FT) that is OSC32_IN when configured as the low-speed oscillator, a function kept during and after reset except power-on reset.
9 PC15-OSC32_OUT bidirectional 5 V tolerant I/O (FT) that is OSC32_OUT when configured as the low-speed oscillator, a function kept during and after reset except power-on reset.
10 VSS power_in Ground pin that must be connected to the external ground.
11 VDD power_in Main supply pin; standard operating voltage is 1.62 to 3.6 V.
12 PH0-OSC_IN bidirectional 5 V tolerant I/O (FT) that serves as the OSC_IN oscillator input as an additional function.
13 PH1-OSC_OUT bidirectional 5 V tolerant I/O (FT) that serves as the OSC_OUT oscillator output as an additional function.
14 NRST bidirectional Bidirectional reset pin with an embedded weak pull-up resistor.
15 PC0 bidirectional 5 V tolerant I/O with analog option supplied by VDDA (FT_a); ADC123_INP10 is an additional analog function.
16 PC1 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); ADC123_INN10, ADC123_INP11 and RTC_TAMP3/WKUP5 are additional functions.
17 PC2_C passive Analog-capable pad (TT_a) that is a separate pad from PC2 unless the SYSCFG analog switch is closed; ADC3_INN1 and ADC3_INP0 are additional functions.
18 PC3_C passive Analog-capable pad (TT_a) that is a separate pad from PC3 unless the SYSCFG analog switch is closed; ADC3_INP1 is an additional function.
19 VSSA power_in Analog ground pin for the analog domain.
20 VREF+ power_in Positive voltage reference input for analog peripherals.
21 VDDA power_in Analog supply: 1.62 to 3.6 V when ADC or COMP is used, with minimums of 1.8 V for DAC or VREFBUF and 2.0 V for OPAMP.
22 PA0 bidirectional 5 V tolerant I/O with analog option (FT_a); WKUP0 and ADC1_INP16 are additional functions and alternate functions include TIM2_CH1/TIM2_ETR and USART2_CTS.
23 PA1 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); ADC1_INN16 and ADC1_INP17 are additional functions and alternate functions include TIM2_CH2 and USART2_RTS/USART2_DE.
24 PA2 bidirectional 5 V tolerant I/O with analog option (FT_a); WKUP1 and ADC12_INP14 are additional functions and alternate functions include TIM2_CH3 and ETH_MDIO.
25 PA3 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); ADC12_INP15 is an additional function and alternate functions include TIM2_CH4 and USART2_RX.
26 VSS power_in Ground pin that must be connected to the external ground.
27 VDD power_in Main supply pin; standard operating voltage is 1.62 to 3.6 V.
28 PA4 bidirectional 3.3 V tolerant I/O with analog option (TT_a); ADC12_INP18 and DAC1_OUT1 are additional functions, and the injected current is limited to -0/0 mA (Table 22).
29 PA5 bidirectional 3.3 V tolerant high-speed low-voltage I/O with analog option (TT_ha); ADC12_INN18, ADC12_INP19 and DAC1_OUT2 are additional functions, and the injected current is limited to -0/0 mA (Table 22).
30 PA6 bidirectional 5 V tolerant I/O with analog option (FT_a); ADC12_INP3 is an additional function and alternate functions include TIM1_BKIN and SPI1_MISO/I2S1_SDI.
31 PA7 bidirectional 3.3 V tolerant I/O with analog option (TT_a); ADC12_INN3, ADC12_INP7 and OPAMP1_VINM are additional functions.
32 PC4 bidirectional 3.3 V tolerant I/O with analog option (TT_a); ADC12_INP4, OPAMP1_VOUT and COMP1_INM are additional functions.
33 PC5 bidirectional 3.3 V tolerant I/O with analog option (TT_a); ADC12_INN4, ADC12_INP8 and OPAMP1_VINM are additional functions.
34 PB0 bidirectional 5 V tolerant I/O with analog option (FT_a); ADC12_INN5, ADC12_INP9, OPAMP1_VINP and COMP1_INP are additional functions.
35 PB1 bidirectional 3.3 V tolerant I/O with USB option (TT_u, supplied by VDD33USB); ADC12_INP5 and COMP1_INM are additional functions.
36 PB2 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); COMP1_INP is an additional function and alternate functions include RTC_OUT and SAI1_D1.
37 PE7 bidirectional 3.3 V tolerant high-speed low-voltage I/O with analog option (TT_ha); OPAMP2_VOUT and COMP2_INM are additional functions and alternate functions include TIM1_ETR and FMC_D4.
38 PE8 bidirectional 3.3 V tolerant high-speed low-voltage I/O with analog option (TT_ha); OPAMP2_VINM is an additional function and alternate functions include TIM1_CH1N and COMP2_OUT.
39 PE9 bidirectional 3.3 V tolerant high-speed low-voltage I/O with analog option (TT_ha); OPAMP2_VINP and COMP2_INP are additional functions and alternate functions include TIM1_CH1 and FMC_D6.
40 PE10 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); COMP2_INM is an additional function and alternate functions include TIM1_CH2N and FMC_D7.
41 PE11 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); COMP2_INP is an additional function and alternate functions include TIM1_CH2 and FMC_D8.
42 PE12 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM1_CH3N, SPI4_SCK, FMC_D9 and COMP1_OUT.
43 PE13 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM1_CH3, SPI4_MISO, FMC_D10 and COMP2_OUT.
44 PE14 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM1_CH4, SPI4_MOSI, SAI2_MCLK_B and FMC_D11.
45 PE15 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM1_BKIN, FMC_D12 and TIM1_BKIN_COMP12/COMP_TIM1_BKIN.
46 PB10 bidirectional 5 V tolerant I/O with I2C FM+ option (FT_f); alternate functions include TIM2_CH3, I2C2_SCL, SPI2_SCK/I2S2_CK and USART3_TX.
47 PB11 bidirectional 5 V tolerant I/O with I2C FM+ option (FT_f); alternate functions include TIM2_CH4, I2C2_SDA, USART3_RX and ETH_MII_TX_EN.
48 VCAP power_in Connection for the external VCAP capacitor (CEXT 2.2 µF, ESR < 100 mΩ) that stabilizes the main regulator.
49 VSS power_in Ground pin that must be connected to the external ground.
50 VDD power_in Main supply pin; standard operating voltage is 1.62 to 3.6 V.
51 PB12 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include TIM1_BKIN, SPI2_NSS/I2S2_WS, USART3_CK and OTG_HS_ID.
52 PB13 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); OTG_HS_VBUS is an additional function and alternate functions include TIM1_CH1N, SPI2_SCK/I2S2_CK and USART3_CTS.
53 PB14 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include TIM1_CH2N, USART1_TX, SPI2_MISO/I2S2_SDI and OTG_HS_DM.
54 PB15 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include RTC_REFIN, TIM1_CH3N, USART1_RX and OTG_HS_DP.
55 PD8 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_CKIN3, SAI3_SCK_B, USART3_TX and FMC_D13.
56 PD9 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_DATIN3, SAI3_SD_B, USART3_RX and FMC_D14.
57 PD10 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_CKOUT, SAI3_FS_B, USART3_CK and FMC_D15.
58 PD11 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include LPTIM2_IN2, I2C4_SMBA, QUADSPI_BK1_IO0 and FMC_A16.
59 PD12 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ option (FT_fh); alternate functions include LPTIM1_IN1, TIM4_CH1, I2C4_SCL and FMC_A17.
60 PD13 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ option (FT_fh); alternate functions include LPTIM1_OUT, TIM4_CH2, I2C4_SDA and FMC_A18.
61 PD14 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM4_CH3, UART8_CTS, FMC_D0 and SAI3_MCLK_B.
62 PD15 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TIM4_CH4, UART8_RTS/UART8_DE and FMC_D1.
63 PC6 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include HRTIM_CHA1, TIM3_CH1, TIM8_CH1 and USART6_TX, with SWPMI_IO as an additional function.
64 PC7 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRGIO, TIM3_CH2, TIM8_CH2 and USART6_RX.
65 PC8 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED1, TIM3_CH3, TIM8_CH3 and USART6_CK.
66 PC9 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ option (FT_fh); alternate functions include MCO2, TIM3_CH4, TIM8_CH4 and I2C3_SDA.
67 PA8 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ and analog options (FT_fha); alternate functions include MCO1, TIM1_CH1, USART1_CK and OTG_FS_SOF.
68 PA9 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); OTG_FS_VBUS is an additional function and alternate functions include TIM1_CH2, USART1_TX and FDCAN1_RXFD_MODE.
69 PA10 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include TIM1_CH3, LPUART1_RX, USART1_RX and OTG_FS_ID.
70 PA11 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include TIM1_CH4, LPUART1_CTS, FDCAN1_RX and OTG_FS_DM.
71 PA12 bidirectional 5 V tolerant I/O with USB option (FT_u, supplied by VDD33USB); alternate functions include TIM1_ETR, LPUART1_RTS/LPUART1_DE, FDCAN1_TX and OTG_FS_DP.
72 PA13 bidirectional 5 V tolerant I/O (FT) whose function after reset is JTMS/SWDIO.
73 VCAP power_in Connection for the second external VCAP capacitor (CEXT 2.2 µF, ESR < 100 mΩ) that stabilizes the main regulator.
74 VSS power_in Ground pin that must be connected to the external ground.
75 VDD power_in Main supply pin; standard operating voltage is 1.62 to 3.6 V.
76 PA14 bidirectional 5 V tolerant I/O (FT) whose function after reset is JTCK/SWCLK.
77 PA15 bidirectional 5 V tolerant I/O (FT) whose function after reset is JTDI; alternate functions include TIM2_CH1/TIM2_ETR, SPI1_NSS/I2S1_WS and UART4_RTS/UART4_DE.
78 PC10 bidirectional 5 V tolerant high-speed low-voltage I/O with analog option (FT_ha); alternate functions include HRTIM_EEV1, SPI3_SCK/I2S3_CK, USART3_TX and SDMMC1_D2.
79 PC11 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include HRTIM_FLT2, SPI3_MISO/I2S3_SDI, USART3_RX and SDMMC1_D3.
80 PC12 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED3, HRTIM_EEV2, SPI3_MOSI/I2S3_SDO and SDMMC1_CK.
81 PD0 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_CKIN6, SAI3_SCK_A, FDCAN1_RX and FMC_D2.
82 PD1 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_DATIN6, SAI3_SD_A, FDCAN1_TX and FMC_D3.
83 PD2 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include TRACED2, TIM3_ETR, UART5_RX and SDMMC1_CMD.
84 PD3 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_CKOUT, SPI2_SCK/I2S2_CK, USART2_CTS and FMC_CLK.
85 PD4 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include HRTIM_FLT3, SAI3_FS_A, USART2_RTS/USART2_DE and FMC_NOE.
86 PD5 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include HRTIM_EEV3, USART2_TX, FDCAN1_TXFD_MODE and FMC_NWE.
87 PD6 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include SAI1_D1, USART2_RX, SDMMC2_CK and FMC_NWAIT.
88 PD7 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include DFSDM1_DATIN4, SPI1_MOSI/I2S1_SDO, USART2_CK and FMC_NE1.
89 PB3 bidirectional 5 V tolerant I/O (FT) whose function after reset is JTDO/TRACESWO; alternate functions include TIM2_CH2, SPI1_SCK/I2S1_CK and SDMMC2_D2.
90 PB4 bidirectional 5 V tolerant I/O (FT) whose function after reset is NJTRST; alternate functions include TIM16_BKIN, TIM3_CH1, SPI1_MISO/I2S1_SDI and SDMMC2_D3.
91 PB5 bidirectional 5 V tolerant I/O (FT); alternate functions include TIM17_BKIN, TIM3_CH2, SPI1_MOSI/I2S1_SDO, FDCAN2_RX and FMC_SDCKE1.
92 PB6 bidirectional 5 V tolerant I/O with I2C FM+ option (FT_f); alternate functions include TIM16_CH1N, TIM4_CH1, I2C1_SCL, USART1_TX and FMC_SDNE1.
93 PB7 bidirectional 5 V tolerant I/O with I2C FM+ and analog options (FT_fa); PVD_IN is an additional function and alternate functions include TIM17_CH1N, TIM4_CH2, I2C1_SDA and USART1_RX.
94 BOOT0 input Dedicated BOOT0 input pin whose input voltage is limited to 0 to 9 V (Table 24); VPP is listed as its additional function.
95 PB8 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ option (FT_fh); alternate functions include TIM16_CH1, I2C1_SCL, FDCAN1_RX and DCMI_D6.
96 PB9 bidirectional 5 V tolerant high-speed low-voltage I/O with I2C FM+ option (FT_fh); alternate functions include TIM17_CH1, I2C1_SDA, FDCAN1_TX and SDMMC1_CDIR.
97 PE0 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include LPTIM1_ETR, TIM4_ETR, UART8_RX and DCMI_D2.
98 PE1 bidirectional 5 V tolerant high-speed low-voltage I/O (FT_h); alternate functions include LPTIM1_IN2, UART8_TX, FDCAN1_TXFD_MODE and DCMI_D3.
99 VSS power_in Ground pin that must be connected to the external ground.
100 VDD power_in Main supply pin; standard operating voltage is 1.62 to 3.6 V.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-100(14x14)
Category Embedded Processors & Controllers
Pins 100

CAD (KiCad official)

  • Symbol: STM32H742VGT6
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: stm32h742vgt6-etched.step / stm32h742vgt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32h742vgt6.step / stm32h742vgt6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: STMicroelectronics datasheet (357 pp, sha256 9c74d2015445f7c3, retrieved 2026-10-11, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF