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STM32H753IIT6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-176(24x24). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSTM32H753IIT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-176(24x24)
STM32H753IIT6 from STMicroelectronics, in a LQFP-176(24x24). 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 | FT_h I/O; alternate functions include TRACECLK, SAI1_CK1, SPI4_SCK, QUADSPI_BK1_IO2, ETH_MII_TXD3, FMC_A23. |
| 2 | PE3 | bidirectional | FT_h I/O; alternate functions include TRACED0, TIM15_BKIN, SAI1_SD_B, FMC_A19. |
| 3 | PE4 | bidirectional | FT_h I/O; alternate functions include TRACED1, SAI1_D2, DFSDM_DATIN3, SPI4_NSS, FMC_A20, DCMI_D4, LCD_B0. |
| 4 | PE5 | bidirectional | FT_h I/O; alternate functions include TRACED2, SAI1_CK2, TIM15_CH1, SPI4_MISO, FMC_A21, DCMI_D6, LCD_G0. |
| 5 | PE6 | bidirectional | FT_h I/O; alternate functions include TRACED3, TIM1_BKIN2, SAI1_D1, SPI4_MOSI, FMC_A22, DCMI_D7, LCD_G1. |
| 6 | VBAT | power_in | Backup domain supply (RTC, backup registers, backup SRAM); 1.2 to 3.6 V per power scheme figure. |
| 7 | PI8 | bidirectional | FT I/O; EVENTOUT; additional functions RTC_TAMP_2, RTC_TS, WKUP3. |
| 8 | PC13 | bidirectional | FT I/O; EVENTOUT; additional functions RTC_TAMP_1, RTC_TS, WKUP2. |
| 9 | PC14-OSC32_IN | bidirectional | FT I/O (PC14) that serves as OSC32_IN for the 32.768 kHz LSE crystal. |
| 10 | PC15-OSC32_OUT | bidirectional | FT I/O (PC15) that serves as OSC32_OUT for the 32.768 kHz LSE crystal. |
| 11 | PI9 | bidirectional | FT_h I/O; alternate functions include UART4_RX, CAN1_RX, FMC_D30, LCD_VSYNC. |
| 12 | PI10 | bidirectional | FT_h I/O; alternate functions include CAN1_RXFD, ETH_MII_RX_ER, FMC_D31, LCD_HSYNC. |
| 13 | PI11 | bidirectional | FT I/O; alternate functions LCD_G6, OTG_HS_ULPI_DIR; additional function WKUP4. |
| 14 | VSS | power_in | Digital ground; must be connected to external ground. |
| 15 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 16 | PF0 | bidirectional | FT_f I/O (I2C FM+); alternate functions I2C2_SDA, FMC_A0. |
| 17 | PF1 | bidirectional | FT_f I/O (I2C FM+); alternate functions I2C2_SCL, FMC_A1. |
| 18 | PF2 | bidirectional | FT I/O; alternate functions I2C2_SMBA, FMC_A2. |
| 19 | PF3 | bidirectional | FT_ha I/O; alternate function FMC_A3; additional function ADC3_INP5. |
| 20 | PF4 | bidirectional | FT_ha I/O; alternate function FMC_A4; additional functions ADC3_INN5, ADC3_INP9. |
| 21 | PF5 | bidirectional | FT_ha I/O; alternate function FMC_A5; additional function ADC3_INP4. |
| 22 | VSS | power_in | Digital ground; must be connected to external ground. |
| 23 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 24 | PF6 | bidirectional | FT_ha I/O; alternate functions TIM16_CH1, SPI5_NSS, SAI1_SD_B, UART7_RX, QUADSPI_BK1_IO3; ADC3_INN4/INP8. |
| 25 | PF7 | bidirectional | FT_ha I/O; alternate functions TIM17_CH1, SPI5_SCK, SAI1_MCLK_B, UART7_TX, QUADSPI_BK1_IO2; ADC3_INP3. |
| 26 | PF8 | bidirectional | FT_ha I/O; alternate functions TIM16_CH1N, SPI5_MISO, UART7_RTS, TIM13_CH1, QUADSPI_BK1_IO0; ADC3_INN3/INP7. |
| 27 | PF9 | bidirectional | FT_ha I/O; alternate functions TIM17_CH1N, SPI5_MOSI, UART7_CTS, TIM14_CH1, QUADSPI_BK1_IO1; ADC3_INP2. |
| 28 | PF10 | bidirectional | FT_ha I/O; alternate functions TIM16_BKIN, SAI1_D3, QUADSPI_CLK, DCMI_D11, LCD_DE; ADC3_INN2/INP6. |
| 29 | PH0-OSC_IN | bidirectional | FT I/O (PH0) that serves as OSC_IN for the HSE oscillator. |
| 30 | PH1-OSC_OUT | bidirectional | FT I/O (PH1) that serves as OSC_OUT for the HSE oscillator. |
| 31 | NRST | bidirectional | Bidirectional reset pin with embedded weak pull-up resistor. |
| 32 | PC0 | bidirectional | FT_a I/O; alternate functions DFSDM_CKIN0, SAI2_FS_B, OTG_HS_ULPI_STP, FMC_SDNWE, LCD_R5; ADC123_INP10. |
| 33 | PC1 | bidirectional | FT_ha I/O; alternate functions TRACED0, SAI1_D1, SPI2_MOSI/I2S2_SDO, SDMMC2_CK, ETH_MDC; ADC123_INN10/INP11, RTC_TAMP_3/WKUP5. |
| 34 | PC2_C | input | Analog-only TT_a pad connected to PC2 via analog switch; additional functions ADC3_INN1, ADC3_INP0. |
| 35 | PC3_C | input | Analog-only TT_a pad connected to PC3 via analog switch; additional function ADC3_INP1. |
| 36 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 37 | VSSA | power_in | Analog ground; must be connected to external ground. |
| 38 | VREF+ | power_in | Reference voltage input/output for the ADCs and DACs (internal VREFBUF output). |
| 39 | VDDA | power_in | Analog supply, 1.62 to 3.6 V when ADC or COMP is used (1.8 V for DAC, 2.0 V for OPAMP). |
| 40 | PA0-WKUP | bidirectional | FT_a I/O (PA0); alternate functions TIM2_CH1/ETR, TIM5_CH1, USART2_CTS_NSS, UART4_TX, SDMMC2_CMD; ADC1_INP16, WKUP0. |
| 41 | PA1 | bidirectional | FT_ha I/O; alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS, UART4_RX, ETH_MII_RX_CLK/RMII_REF_CLK; ADC1_INN16/INP17. |
| 42 | PA2 | bidirectional | FT_a I/O; alternate functions TIM2_CH3, TIM5_CH3, USART2_TX, ETH_MDIO, MDIOS_MDIO; ADC12_INP14, WKUP1. |
| 43 | PH2 | bidirectional | FT_ha I/O; alternate functions LPTIM1_IN2, QUADSPI_BK2_IO0, SAI2_SCK_B, FMC_SDCKE0, LCD_R0; ADC3_INP13. |
| 44 | PH3 | bidirectional | FT_ha I/O; alternate functions QUADSPI_BK2_IO1, SAI2_MCK_B, ETH_MII_COL, FMC_SDNE0; ADC3_INN13/INP14. |
| 45 | PH4 | bidirectional | FT_fa I/O; alternate functions I2C2_SCL, OTG_HS_ULPI_NXT, LCD_G5/G4; ADC3_INN14/INP15. |
| 46 | PH5 | bidirectional | FT_fa I/O; alternate functions I2C2_SDA, SPI5_NSS, FMC_SDNWE; ADC3_INN15/INP16. |
| 47 | PA3 | bidirectional | FT_ha I/O; alternate functions TIM2_CH4, TIM5_CH4, USART2_RX, OTG_HS_ULPI_D0, LCD_B2/B5; ADC12_INP15. |
| 48 | VSS | power_in | Digital ground; must be connected to external ground. |
| 49 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 50 | PA4 | bidirectional | TT_a I/O; alternate functions SPI1_NSS/I2S1_WS, SPI3_NSS, USART2_CK, DCMI_HSYNC; ADC12_INP18, DAC1_OUT1. |
| 51 | PA5 | bidirectional | TT_ha I/O; alternate functions TIM2_CH1/ETR, TIM8_CH1N, SPI1_SCK, OTG_HS_ULPI_CK; ADC12_INN18/INP19, DAC1_OUT2. |
| 52 | PA6 | bidirectional | FT_a I/O; alternate functions TIM1_BKIN, TIM3_CH1, SPI1_MISO, DCMI_PIXCLK, LCD_G2; ADC12_INP3. |
| 53 | PA7 | bidirectional | TT_a I/O; alternate functions TIM1_CH1N, TIM3_CH2, SPI1_MOSI, ETH_MII_RX_DV; ADC12_INN3/INP7, OPAMP1_VINM. |
| 54 | PC4 | bidirectional | TT_a I/O; alternate functions DFSDM_CKIN2, I2S1_MCK, SPDIFRX_IN2, ETH_MII_RXD0, FMC_SDNE0; ADC12_INP4, OPAMP1_VOUT, COMP_1_INM. |
| 55 | PC5 | bidirectional | TT_a I/O; alternate functions SAI1_D3, DFSDM_DATIN2, ETH_MII_RXD1, FMC_SDCKE0, COMP_1_OUT; ADC12_INN4/INP8, OPAMP1_VINM. |
| 56 | PB0 | bidirectional | FT_a I/O; alternate functions TIM1_CH2N, TIM3_CH3, UART4_CTS, OTG_HS_ULPI_D1, LCD_R3; ADC12_INN5/INP9, OPAMP1_VINP, COMP_1_INP. |
| 57 | PB1 | bidirectional | TT_u I/O; alternate functions TIM1_CH3N, TIM3_CH4, OTG_HS_ULPI_D2, ETH_MII_RXD3; ADC12_INP5, COMP_1_INM. |
| 58 | PB2 | bidirectional | FT_ha I/O; alternate functions SAI1_D1, SPI3_MOSI/I2S3_SDO, QUADSPI_CLK, ETH_TX_ER; COMP_1_INP, RTC_OUT. |
| 59 | PF11 | bidirectional | FT_a I/O; alternate functions SPI5_MOSI, SAI2_SD_B, FMC_SDNRAS, DCMI_D12; ADC1_INP2. |
| 60 | PF12 | bidirectional | FT_ha I/O; alternate function FMC_A6; additional functions ADC1_INN2, ADC1_INP6. |
| 61 | VSS | power_in | Digital ground; must be connected to external ground. |
| 62 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 63 | PF13 | bidirectional | FT_ha I/O; alternate functions DFSDM_DATIN6, I2C4_SMBA, FMC_A7; ADC2_INP2. |
| 64 | PF14 | bidirectional | FT_fha I/O; alternate functions DFSDM_CKIN6, I2C4_SCL, FMC_A8; ADC2_INN2/INP6. |
| 65 | PF15 | bidirectional | FT_fh I/O; alternate functions I2C4_SDA, FMC_A9. |
| 66 | PG0 | bidirectional | FT_h I/O; alternate function FMC_A10. |
| 67 | PG1 | bidirectional | TT_h I/O; alternate function FMC_A11; additional function OPAMP2_VINM. |
| 68 | PE7 | bidirectional | TT_ha I/O; alternate functions TIM1_ETR, DFSDM_DATIN2, UART7_RX, FMC_D4; OPAMP2_VOUT, COMP_2_INM. |
| 69 | PE8 | bidirectional | TT_ha I/O; alternate functions TIM1_CH1N, DFSDM_CKIN2, UART7_TX, FMC_D5, COMP_2_OUT; OPAMP2_VINM. |
| 70 | PE9 | bidirectional | TT_ha I/O; alternate functions TIM1_CH1, DFSDM_CKOUT, UART7_RTS, FMC_D6; OPAMP2_VINP, COMP_2_INP. |
| 71 | VSS | power_in | Digital ground; must be connected to external ground. |
| 72 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 73 | PE10 | bidirectional | FT_ha I/O; alternate functions TIM1_CH2N, DFSDM_DATIN4, UART7_CTS, FMC_D7; COMP_2_INM. |
| 74 | PE11 | bidirectional | FT_ha I/O; alternate functions TIM1_CH2, SPI4_NSS, SAI2_SD_B, FMC_D8, LCD_G3; COMP_2_INP. |
| 75 | PE12 | bidirectional | FT_h I/O; alternate functions TIM1_CH3N, SPI4_SCK, SAI2_SCK_B, FMC_D9, COMP_1_OUT, LCD_B4. |
| 76 | PE13 | bidirectional | FT_h I/O; alternate functions TIM1_CH3, SPI4_MISO, SAI2_FS_B, FMC_D10, COMP_2_OUT, LCD_DE. |
| 77 | PE14 | bidirectional | FT_h I/O; alternate functions TIM1_CH4, SPI4_MOSI, SAI2_MCK_B, FMC_D11, LCD_CLK. |
| 78 | PE15 | bidirectional | FT_h I/O; alternate functions TIM1_BKIN, FMC_D12, TIM1_BKIN_COMP12, LCD_R7. |
| 79 | PB10 | bidirectional | FT_f I/O; alternate functions TIM2_CH3, I2C2_SCL, SPI2_SCK, USART3_TX, QUADSPI_BK1_NCS, OTG_HS_ULPI_D3, LCD_G4. |
| 80 | PB11 | bidirectional | FT_f I/O; alternate functions TIM2_CH4, I2C2_SDA, USART3_RX, OTG_HS_ULPI_D4, ETH_MII_TX_EN, LCD_G5. |
| 81 | VCAP1 | passive | Main regulator stabilization pin; requires 2.2 µF external capacitor with ESR below 100 mΩ. |
| 82 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 83 | PH6 | bidirectional | FT I/O; alternate functions TIM12_CH1, I2C2_SMBA, SPI5_SCK, ETH_MII_RXD2, FMC_SDNE1, DCMI_D8. |
| 84 | PH7 | bidirectional | FT_fa I/O; alternate functions I2C3_SCL, SPI5_MISO, ETH_MII_RXD3, FMC_SDCKE1, DCMI_D9. |
| 85 | PH8 | bidirectional | FT_fha I/O; alternate functions TIM5_ETR, I2C3_SDA, FMC_D16, DCMI_HSYNC, LCD_R2. |
| 86 | PH9 | bidirectional | FT_h I/O; alternate functions TIM12_CH2, I2C3_SMBA, FMC_D17, DCMI_D0, LCD_R3. |
| 87 | PH10 | bidirectional | FT_h I/O; alternate functions TIM5_CH1, I2C4_SMBA, FMC_D18, DCMI_D1, LCD_R4. |
| 88 | PH11 | bidirectional | FT_fh I/O; alternate functions TIM5_CH2, I2C4_SCL, FMC_D19, DCMI_D2, LCD_R5. |
| 89 | PH12 | bidirectional | FT_fh I/O; alternate functions TIM5_CH3, I2C4_SDA, FMC_D20, DCMI_D3, LCD_R6. |
| 90 | VSS | power_in | Digital ground; must be connected to external ground. |
| 91 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 92 | PB12 | bidirectional | FT_u I/O; alternate functions TIM1_BKIN, I2C2_SMBA, SPI2_NSS, USART3_CK, CAN2_RX, OTG_HS_ID, UART5_RX. |
| 93 | PB13 | bidirectional | FT_u I/O; alternate functions TIM1_CH1N, SPI2_SCK, USART3_CTS_NSS, CAN2_TX, UART5_TX; additional function OTG_HS_VBUS. |
| 94 | PB14 | bidirectional | FT_u I/O; alternate functions TIM1_CH2N, USART1_TX, SPI2_MISO, SDMMC2_D0, OTG_HS_DM. |
| 95 | PB15 | bidirectional | FT_u I/O; alternate functions RTC_REFIN, TIM1_CH3N, USART1_RX, SPI2_MOSI, SDMMC2_D1, OTG_HS_DP. |
| 96 | PD8 | bidirectional | FT_h I/O; alternate functions DFSDM_CKIN3, SAI3_SCK_B, USART3_TX, SPDIFRX_IN1, FMC_D13. |
| 97 | PD9 | bidirectional | FT_h I/O; alternate functions DFSDM_DATIN3, SAI3_SD_B, USART3_RX, CAN2_RXFD, FMC_D14. |
| 98 | PD10 | bidirectional | FT_h I/O; alternate functions DFSDM_CKOUT, SAI3_FS_B, USART3_CK, CAN2_TXFD, FMC_D15, LCD_B3. |
| 99 | PD11 | bidirectional | FT_h I/O; alternate functions LPTIM2_IN2, I2C4_SMBA, USART3_CTS_NSS, QUADSPI_BK1_IO0, SAI2_SD_A, FMC_A16. |
| 100 | PD12 | bidirectional | FT_fh I/O; alternate functions LPTIM1_IN1, TIM4_CH1, I2C4_SCL, USART3_RTS, QUADSPI_BK1_IO1, FMC_A17. |
| 101 | PD13 | bidirectional | FT_fh I/O; alternate functions LPTIM1_OUT, TIM4_CH2, I2C4_SDA, QUADSPI_BK1_IO3, SAI2_SCK_A, FMC_A18. |
| 102 | VSS | power_in | Digital ground; must be connected to external ground. |
| 103 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 104 | PD14 | bidirectional | FT_h I/O; alternate functions TIM4_CH3, SAI3_MCLK_B, UART8_CTS, FMC_D0. |
| 105 | PD15 | bidirectional | FT_h I/O; alternate functions TIM4_CH4, SAI3_MCLK_A, UART8_RTS, FMC_D1. |
| 106 | PG2 | bidirectional | FT_h I/O; alternate functions TIM8_BKIN, TIM8_BKIN_COMP12, FMC_A12. |
| 107 | PG3 | bidirectional | FT_h I/O; alternate functions TIM8_BKIN2, TIM8_BKIN2_COMP12, FMC_A13. |
| 108 | PG4 | bidirectional | FT_h I/O; alternate functions TIM1_BKIN2, TIM1_BKIN2_COMP12, FMC_A14/FMC_BA0. |
| 109 | PG5 | bidirectional | FT_h I/O; alternate functions TIM1_ETR, FMC_A15/FMC_BA1. |
| 110 | PG6 | bidirectional | FT_h I/O; alternate functions TIM17_BKIN, HRTIM_CHE1, QUADSPI_BK1_NCS, FMC_NE3, DCMI_D12, LCD_R7. |
| 111 | PG7 | bidirectional | FT_h I/O; alternate functions HRTIM_CHE2, SAI1_MCLK_A, USART6_CK, FMC_INT, DCMI_D13, LCD_CLK. |
| 112 | PG8 | bidirectional | FT_h I/O; alternate functions TIM8_ETR, SPI6_NSS, USART6_RTS, SPDIFRX_IN2, ETH_PPS_OUT, FMC_SDCLK, LCD_G7. |
| 113 | VSS | power_in | Digital ground; must be connected to external ground. |
| 114 | VDD33USB | power_in | USB domain supply, 3.0 to 3.6 V when USB is used (0 to 3.6 V when not used). |
| 115 | PC6 | bidirectional | FT_h I/O; alternate functions HRTIM_CHA1, TIM3_CH1, TIM8_CH1, USART6_TX, SDMMC1_D0DIR, FMC_NWAIT, DCMI_D0, LCD_HSYNC; SWPMI_IO. |
| 116 | PC7 | bidirectional | FT_h I/O; alternate functions TRGIO, HRTIM_CHA2, TIM3_CH2, TIM8_CH2, USART6_RX, FMC_NE1, SWPMI_TX, DCMI_D1, LCD_G6. |
| 117 | PC8 | bidirectional | FT_h I/O; alternate functions TRACED1, HRTIM_CHB1, TIM3_CH3, USART6_CK, UART5_RTS, FMC_NE2, SDMMC1_D0, DCMI_D2. |
| 118 | PC9 | bidirectional | FT_fh I/O; alternate functions MCO2, TIM3_CH4, I2C3_SDA, UART5_CTS, QUADSPI_BK1_IO0, SDMMC1_D1, DCMI_D3, LCD_B2. |
| 119 | PA8 | bidirectional | FT_fha I/O; alternate functions MCO1, TIM1_CH1, HRTIM_CHB2, I2C3_SCL, USART1_CK, OTG_FS_SOF, UART7_RX, LCD_B3/R6. |
| 120 | PA9 | bidirectional | FT_u I/O; alternate functions TIM1_CH2, LPUART1_TX, USART1_TX, SPI2_SCK, CAN1_RXFD, DCMI_D0, LCD_R5; OTG_FS_VBUS. |
| 121 | PA10 | bidirectional | FT_u I/O; alternate functions TIM1_CH3, LPUART1_RX, USART1_RX, CAN1_TXFD, OTG_FS_ID, MDIOS_MDIO, DCMI_D1, LCD_B1/B4. |
| 122 | PA11 | bidirectional | FT_u I/O; alternate functions TIM1_CH4, LPUART1_CTS, SPI2_NSS, UART4_RX, USART1_CTS_NSS, CAN1_RX, OTG_FS_DM, LCD_R4. |
| 123 | PA12 | bidirectional | FT_u I/O; alternate functions TIM1_ETR, LPUART1_RTS, SPI2_SCK, UART4_TX, USART1_RTS, CAN1_TX, OTG_FS_DP, LCD_R5. |
| 124 | PA13(JTMS-SWDIO) | bidirectional | FT I/O; JTMS-SWDIO debug pin after reset; also EVENTOUT. |
| 125 | VCAP2 | passive | Main regulator stabilization pin; requires 2.2 µF external capacitor with ESR below 100 mΩ. |
| 126 | VSS | power_in | Digital ground; must be connected to external ground. |
| 127 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 128 | PH13 | bidirectional | FT_h I/O; alternate functions TIM8_CH1N, UART4_TX, CAN1_TX, FMC_D21, LCD_G2. |
| 129 | PH14 | bidirectional | FT_h I/O; alternate functions TIM8_CH2N, UART4_RX, CAN1_RX, FMC_D22, DCMI_D4, LCD_G3. |
| 130 | PH15 | bidirectional | FT_h I/O; alternate functions TIM8_CH3N, CAN1_TXFD, FMC_D23, DCMI_D11, LCD_G4. |
| 131 | PI0 | bidirectional | FT_h I/O; alternate functions TIM5_CH4, SPI2_NSS/I2S2_WS, CAN1_RXFD, FMC_D24, DCMI_D13, LCD_G5. |
| 132 | PI1 | bidirectional | FT_h I/O; alternate functions TIM8_BKIN2, SPI2_SCK, FMC_D25, DCMI_D8, LCD_G6. |
| 133 | PI2 | bidirectional | FT_h I/O; alternate functions TIM8_CH4, SPI2_MISO, FMC_D26, DCMI_D9, LCD_G7. |
| 134 | PI3 | bidirectional | FT_h I/O; alternate functions TIM8_ETR, SPI2_MOSI, FMC_D27, DCMI_D10. |
| 135 | VSS | power_in | Digital ground; must be connected to external ground. |
| 136 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 137 | PA14(JTCK-SWCLK) | bidirectional | FT I/O; JTCK-SWCLK debug pin after reset; also EVENTOUT. |
| 138 | PA15(JTDI) | bidirectional | FT I/O; JTDI after reset; alternate functions TIM2_CH1/ETR, HRTIM_FLT1, HDMI_CEC, SPI1_NSS, SPI3_NSS, UART4_RTS, UART7_TX. |
| 139 | PC10 | bidirectional | FT_ha I/O; alternate functions HRTIM_EEV1, SPI3_SCK, USART3_TX, UART4_TX, SDMMC1_D2, DCMI_D8, LCD_R2. |
| 140 | PC11 | bidirectional | FT_h I/O; alternate functions HRTIM_FLT2, SPI3_MISO, USART3_RX, UART4_RX, QUADSPI_BK2_NCS, SDMMC1_D3, DCMI_D4. |
| 141 | PC12 | bidirectional | FT_h I/O; alternate functions TRACED3, HRTIM_EEV2, SPI3_MOSI, USART3_CK, UART5_TX, SDMMC1_CK, DCMI_D9. |
| 142 | PD0 | bidirectional | FT_h I/O; alternate functions DFSDM_CKIN6, SAI3_SCK_A, UART4_RX, CAN1_RX, FMC_D2. |
| 143 | PD1 | bidirectional | FT_h I/O; alternate functions DFSDM_DATIN6, SAI3_SD_A, UART4_TX, CAN1_TX, FMC_D3. |
| 144 | PD2 | bidirectional | FT_h I/O; alternate functions TRACED2, TIM3_ETR, UART5_RX, SDMMC1_CMD, DCMI_D11. |
| 145 | PD3 | bidirectional | FT_h I/O; alternate functions DFSDM_CKOUT, SPI2_SCK, USART2_CTS_NSS, FMC_CLK, DCMI_D5, LCD_G7. |
| 146 | PD4 | bidirectional | FT_h I/O; alternate functions HRTIM_FLT3, SAI3_FS_A, USART2_RTS, CAN1_RXFD, FMC_NOE. |
| 147 | PD5 | bidirectional | FT_h I/O; alternate functions HRTIM_EEV3, USART2_TX, CAN1_TXFD, FMC_NWE. |
| 148 | VSS | power_in | Digital ground; must be connected to external ground. |
| 149 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 150 | PD6 | bidirectional | FT_h I/O; alternate functions SAI1_D1, SPI3_MOSI, USART2_RX, CAN2_RXFD, SDMMC2_CK, FMC_NWAIT, DCMI_D10, LCD_B2. |
| 151 | PD7 | bidirectional | FT_h I/O; alternate functions SPI1_MOSI, USART2_CK, SPDIFRX_IN0, SDMMC2_CMD, FMC_NE1. |
| 152 | PG9 | bidirectional | FT_h I/O; alternate functions SPI1_MISO, USART6_RX, SPDIFRX_IN3, QUADSPI_BK2_IO2, FMC_NE2, DCMI_VSYNC. |
| 153 | PG10 | bidirectional | FT_h I/O; alternate functions HRTIM_FLT5, SPI1_NSS, LCD_G3, SAI2_SD_B, FMC_NE3, DCMI_D2, LCD_B2. |
| 154 | PG11 | bidirectional | FT_h I/O; alternate functions HRTIM_EEV4, SPI1_SCK, SPDIFRX_IN0, SDMMC2_D2, ETH_MII_TX_EN, DCMI_D3, LCD_B3. |
| 155 | PG12 | bidirectional | FT_h I/O; alternate functions LPTIM1_IN1, HRTIM_EEV5, SPI6_MISO, USART6_RTS, ETH_MII_TXD1, FMC_NE4, LCD_B1/B4. |
| 156 | PG13 | bidirectional | FT_h I/O; alternate functions TRACED0, LPTIM1_OUT, SPI6_SCK, USART6_CTS_NSS, ETH_MII_TXD0, FMC_A24, LCD_R0. |
| 157 | PG14 | bidirectional | FT_h I/O; alternate functions TRACED1, LPTIM1_ETR, SPI6_MOSI, USART6_TX, QUADSPI_BK2_IO3, ETH_MII_TXD1, FMC_A25, LCD_B0. |
| 158 | VSS | power_in | Digital ground; must be connected to external ground. |
| 159 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 160 | PG15 | bidirectional | FT_h I/O; alternate functions USART6_CTS_NSS, FMC_SDNCAS, DCMI_D13. |
| 161 | PB3(JTDO/TRACESWO) | bidirectional | FT I/O; JTDO/TRACESWO after reset; alternate functions TIM2_CH2, HRTIM_FLT4, SPI1_SCK, SPI3_SCK, SPI6_SCK, SDMMC2_D2, UART7_RX. |
| 162 | PB4(NJTRST) | bidirectional | FT I/O; NJTRST after reset; alternate functions TIM16_BKIN, TIM3_CH1, SPI1_MISO, SPI3_MISO, SPI6_MISO, SDMMC2_D3, UART7_TX. |
| 163 | PB5 | bidirectional | FT I/O; alternate functions TIM17_BKIN, TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, CAN2_RX, OTG_HS_ULPI_D7, FMC_SDCKE1, UART5_RX. |
| 164 | PB6 | bidirectional | FT_f I/O; alternate functions TIM16_CH1N, TIM4_CH1, I2C1_SCL, USART1_TX, LPUART1_TX, CAN2_TX, QUADSPI_BK1_NCS, FMC_SDNE1, UART5_TX. |
| 165 | PB7 | bidirectional | FT_fa I/O; alternate functions TIM17_CH1N, TIM4_CH2, I2C1_SDA, USART1_RX, LPUART1_RX, CAN2_TXFD, FMC_NL, DCMI_VSYNC; PVD_IN. |
| 166 | BOOT0 | input | Dedicated boot mode selection input; max input voltage 9 V (VSS to 9 V); also VPP. |
| 167 | PB8 | bidirectional | FT_fh I/O; alternate functions TIM16_CH1, TIM4_CH3, I2C1_SCL, SDMMC1_CKIN, UART4_RX, CAN1_RX, SDMMC2_D4, DCMI_D6, LCD_B6. |
| 168 | PB9 | bidirectional | FT_fh I/O; alternate functions TIM17_CH1, TIM4_CH4, I2C1_SDA, SPI2_NSS, UART4_TX, CAN1_TX, SDMMC2_D5, DCMI_D7, LCD_B7. |
| 169 | PE0 | bidirectional | FT_h I/O; alternate functions LPTIM1_ETR, TIM4_ETR, UART8_RX, CAN1_RXFD, SAI2_MCK_A, FMC_NBL0, DCMI_D2. |
| 170 | PE1 | bidirectional | FT_h I/O; alternate functions LPTIM1_IN2, HRTIM_SCOUT, UART8_TX, CAN1_TXFD, FMC_NBL1, DCMI_D3. |
| 171 | PDR_ON | power_in | Power-down reset enable pin, listed as a supply (S) pin in the pin definition table. |
| 172 | VDD | power_in | Digital supply, 1.62 to 3.6 V operating range; decouple with 100 nF per pin. |
| 173 | PI4 | bidirectional | FT_h I/O; alternate functions TIM8_BKIN, SAI2_MCK_A, FMC_NBL2, DCMI_D5, LCD_B4. |
| 174 | PI5 | bidirectional | FT_h I/O; alternate functions TIM8_CH1, SAI2_SCK_A, FMC_NBL3, DCMI_VSYNC, LCD_B5. |
| 175 | PI6 | bidirectional | FT_h I/O; alternate functions TIM8_CH2, SAI2_SD_A, FMC_D28, DCMI_D6, LCD_B6. |
| 176 | PI7 | bidirectional | FT_h I/O; alternate functions TIM8_CH3, SAI2_FS_A, FMC_D29, DCMI_D7, LCD_B7. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-176(24x24) |
| Category | Embedded Processors & Controllers |
| Pins | 176 |
CAD (KiCad official)
- Symbol:
STM32H753IIT6 - Footprint:
Package_QFP:LQFP-176_24x24mm_P0.5mm - 3D model: LQFP-176(24x24) (KiCad packages3D, STEP)
- 3D model files:
stm32h753iit6-etched.step/stm32h753iit6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32h753iit6.step/stm32h753iit6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (227 pp, sha256
b4efe17119471356, retrieved 2026-10-01, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(text), consensusclaude-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).