# STM32F722ZET6

**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-144(20x20)

STM32F722ZET6 from STMicroelectronics, in a LQFP-144(20x20). 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 GPIO (FT) with alternate functions TRACECLK, SPI4_SCK, SAI1_MCLK_A, QUADSPI_BK1_IO2 and FMC_A23. |
| 2 | PE3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED0, SAI1_SD_B and FMC_A19. |
| 3 | PE4 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED1, SPI4_NSS, SAI1_FS_A and FMC_A20. |
| 4 | PE5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED2, TIM9_CH1, SPI4_MISO, SAI1_SCK_A and FMC_A21. |
| 5 | PE6 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED3, TIM1_BKIN2, TIM9_CH2, SPI4_MOSI, SAI1_SD_A, SAI2_MCK_B and FMC_A22. |
| 6 | VBAT | power_in | Backup supply for the RTC, 32x32-bit backup registers and 4 Kbytes of backup SRAM. |
| 7 | PC13 | bidirectional | GPIO supplied through the power switch that sinks at most 3 mA, so output speed is limited to 2 MHz at 30 pF and it must not be used as a current source; alternate functions RTC_TAMP1/RTC_TS/RTC_OUT and WKUP4. |
| 8 | PC14-OSC32_IN | bidirectional | GPIO supplied through the power switch (3 mA sink limit, 2 MHz at 30 pF, no current-source use) that also serves as OSC32_IN for the 32.768 kHz oscillator. |
| 9 | PC15-OSC32_OUT | bidirectional | GPIO supplied through the power switch (3 mA sink limit, 2 MHz at 30 pF, no current-source use) that also serves as OSC32_OUT for the 32.768 kHz oscillator. |
| 10 | PF0 | bidirectional | FTf GPIO (5 V tolerant, I2C Fm+ option) with alternate functions I2C2_SDA and FMC_A0. |
| 11 | PF1 | bidirectional | FTf GPIO (5 V tolerant, I2C Fm+ option) with alternate functions I2C2_SCL and FMC_A1. |
| 12 | PF2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions I2C2_SMBA and FMC_A2. |
| 13 | PF3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A3 and additional function ADC3_IN9. |
| 14 | PF4 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A4 and additional function ADC3_IN14. |
| 15 | PF5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A5 and additional function ADC3_IN15. |
| 16 | VSS | power_in | Ground pin. |
| 17 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 18 | PF6 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM10_CH1, SPI5_NSS, SAI1_SD_B, UART7_RX and QUADSPI_BK1_IO3, and additional function ADC3_IN4. |
| 19 | PF7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM11_CH1, SPI5_SCK, SAI1_MCLK_B, UART7_TX and QUADSPI_BK1_IO2, and additional function ADC3_IN5. |
| 20 | PF8 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI5_MISO, SAI1_SCK_B, UART7_RTS, TIM13_CH1 and QUADSPI_BK1_IO0, and additional function ADC3_IN6. |
| 21 | PF9 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI5_MOSI, SAI1_FS_B, UART7_CTS, TIM14_CH1 and QUADSPI_BK1_IO1, and additional function ADC3_IN7. |
| 22 | PF10 | bidirectional | 5 V-tolerant GPIO (FT) with EVENTOUT, and additional function ADC3_IN8. |
| 23 | PH0-OSC_IN | bidirectional | 5 V-tolerant GPIO (FT) that is also OSC_IN, the input of the 4-to-26 MHz crystal oscillator. |
| 24 | PH1-OSC_OUT | bidirectional | 5 V-tolerant GPIO (FT) that is also OSC_OUT, the output of the 4-to-26 MHz crystal oscillator. |
| 25 | NRST | bidirectional | Bidirectional reset pin with weak pull-up resistor. |
| 26 | PC0 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SAI2_FS_B, OTG_HS_ULPI_STP and FMC_SDNWE, and additional functions ADC1_IN10, ADC2_IN10 and ADC3_IN10. |
| 27 | PC1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED0, SPI2_MOSI/I2S2_SD and SAI1_SD_A, and additional functions ADC1_IN11, ADC2_IN11, ADC3_IN11, RTC_TAMP3 and WKUP3. |
| 28 | PC2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI2_MISO, OTG_HS_ULPI_DIR and FMC_SDNE0, and additional functions ADC1_IN12, ADC2_IN12 and ADC3_IN12. |
| 29 | PC3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI2_MOSI/I2S2_SD, OTG_HS_ULPI_NXT and FMC_SDCKE0, and additional functions ADC1_IN13, ADC2_IN13 and ADC3_IN13. |
| 30 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 31 | VSSA | power_in | Analog ground pin. |
| 32 | VREF+ | power_in | Positive reference voltage pin for the ADCs and DAC. |
| 33 | VDDA | power_in | Analog supply pin. |
| 34 | PA0-WKUP | bidirectional | 5 V-tolerant GPIO (FT) with wake-up function WKUP1, alternate functions TIM2_CH1/TIM2_ETR, TIM5_CH1, TIM8_ETR, USART2_CTS and UART4_TX, and additional functions ADC1_IN0, ADC2_IN0 and ADC3_IN0. |
| 35 | PA1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM2_CH2, TIM5_CH2, USART2_RTS, UART4_RX, QUADSPI_BK1_IO3 and SAI2_MCK_B, and additional functions ADC1_IN1, ADC2_IN1 and ADC3_IN1. |
| 36 | PA2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX and SAI2_SCK_B, and additional functions ADC1_IN2, ADC2_IN2, ADC3_IN2 and WKUP2. |
| 37 | PA3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX and OTG_HS_ULPI_D0, and additional functions ADC1_IN3, ADC2_IN3 and ADC3_IN3. |
| 38 | VSS | power_in | Ground pin. |
| 39 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 40 | PA4 | bidirectional | 3.3 V-tolerant I/O (TTa) connected directly to the ADC with alternate functions SPI1_NSS/I2S1_WS, SPI3_NSS/I2S3_WS, USART2_CK and OTG_HS_SOF, and additional functions ADC1_IN4, ADC2_IN4 and DAC_OUT1. |
| 41 | PA5 | bidirectional | 3.3 V-tolerant I/O (TTa) connected directly to the ADC with alternate functions TIM2_CH1/TIM2_ETR, TIM8_CH1N, SPI1_SCK/I2S1_CK and OTG_HS_ULPI_CK, and additional functions ADC1_IN5, ADC2_IN5 and DAC_OUT2. |
| 42 | PA6 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO and TIM13_CH1, and additional functions ADC1_IN6 and ADC2_IN6. |
| 43 | PA7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI/I2S1_SD, TIM14_CH1 and FMC_SDNWE, and additional functions ADC1_IN7 and ADC2_IN7. |
| 44 | PC4 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions I2S1_MCK and FMC_SDNE0, and additional functions ADC1_IN14 and ADC2_IN14. |
| 45 | PC5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_SDCKE0, and additional functions ADC1_IN15 and ADC2_IN15. |
| 46 | PB0 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH2N, TIM3_CH3, TIM8_CH2N, UART4_CTS and OTG_HS_ULPI_D1, and additional functions ADC1_IN8 and ADC2_IN8. |
| 47 | PB1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH3N, TIM3_CH4, TIM8_CH3N and OTG_HS_ULPI_D2, and additional functions ADC1_IN9 and ADC2_IN9. |
| 48 | PB2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SAI1_SD_A, SPI3_MOSI/I2S3_SD and QUADSPI_CLK. |
| 49 | PF11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI5_MOSI, SAI2_SD_B and FMC_SDNRAS. |
| 50 | PF12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A6. |
| 51 | VSS | power_in | Ground pin. |
| 52 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 53 | PF13 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A7. |
| 54 | PF14 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A8. |
| 55 | PF15 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A9. |
| 56 | PG0 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A10. |
| 57 | PG1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A11. |
| 58 | PE7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_ETR, UART7_RX, QUADSPI_BK2_IO0 and FMC_D4. |
| 59 | PE8 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH1N, UART7_TX, QUADSPI_BK2_IO1 and FMC_D5. |
| 60 | PE9 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH1, UART7_RTS, QUADSPI_BK2_IO2 and FMC_D6. |
| 61 | VSS | power_in | Ground pin. |
| 62 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 63 | PE10 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH2N, UART7_CTS, QUADSPI_BK2_IO3 and FMC_D7. |
| 64 | PE11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH2, SPI4_NSS, SAI2_SD_B and FMC_D8. |
| 65 | PE12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH3N, SPI4_SCK, SAI2_SCK_B and FMC_D9. |
| 66 | PE13 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH3, SPI4_MISO, SAI2_FS_B and FMC_D10. |
| 67 | PE14 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH4, SPI4_MOSI, SAI2_MCK_B and FMC_D11. |
| 68 | PE15 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_BKIN and FMC_D12. |
| 69 | PB10 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM2_CH3, I2C2_SCL, SPI2_SCK/I2S2_CK, USART3_TX and OTG_HS_ULPI_D3. |
| 70 | PB11 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM2_CH4, I2C2_SDA, USART3_RX and OTG_HS_ULPI_D4. |
| 71 | VCAP_1 | power_in | Voltage regulator capacitor pin that requires an external VCAP1 capacitor (see Section 6.3.2). |
| 72 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 73 | PB12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_BKIN, I2C2_SMBA, SPI2_NSS/I2S2_WS, USART3_CK, OTG_HS_ULPI_D5 and OTG_HS_ID. |
| 74 | PB13 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH1N, SPI2_SCK/I2S2_CK, USART3_CTS and OTG_HS_ULPI_D6, and additional function OTG_HS_VBUS. |
| 75 | PB14 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH2N, TIM8_CH2N, SPI2_MISO, USART3_RTS, TIM12_CH1, SDMMC2_D0 and OTG_HS_DM. |
| 76 | PB15 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI/I2S2_SD, TIM12_CH2, SDMMC2_D1 and OTG_HS_DP. |
| 77 | PD8 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART3_TX and FMC_D13. |
| 78 | PD9 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART3_RX and FMC_D14. |
| 79 | PD10 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART3_CK and FMC_D15. |
| 80 | PD11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART3_CTS, QUADSPI_BK1_IO0, SAI2_SD_A and FMC_A16/FMC_CLE. |
| 81 | PD12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM4_CH1, LPTIM1_IN1, USART3_RTS, QUADSPI_BK1_IO1, SAI2_FS_A and FMC_A17/FMC_ALE. |
| 82 | PD13 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM4_CH2, LPTIM1_OUT, QUADSPI_BK1_IO3, SAI2_SCK_A and FMC_A18. |
| 83 | VSS | power_in | Ground pin. |
| 84 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 85 | PD14 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM4_CH3, UART8_CTS and FMC_D0. |
| 86 | PD15 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM4_CH4, UART8_RTS and FMC_D1. |
| 87 | PG2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A12. |
| 88 | PG3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A13. |
| 89 | PG4 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A14/FMC_BA0. |
| 90 | PG5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate function FMC_A15/FMC_BA1. |
| 91 | PG6 | bidirectional | 5 V-tolerant GPIO (FT) with EVENTOUT as its only listed alternate function. |
| 92 | PG7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART6_CK and FMC_INT. |
| 93 | PG8 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART6_RTS and FMC_SDCLK. |
| 94 | VSS | power_in | Ground pin. |
| 95 | VDDUSB | power_in | Dedicated USB power supply pin. |
| 96 | PC6 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM3_CH1, TIM8_CH1, I2S2_MCK, USART6_TX, SDMMC2_D6 and SDMMC1_D6. |
| 97 | PC7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM3_CH2, TIM8_CH2, I2S3_MCK, USART6_RX, SDMMC2_D7 and SDMMC1_D7. |
| 98 | PC8 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED1, TIM3_CH3, TIM8_CH3, UART5_RTS, USART6_CK and SDMMC1_D0. |
| 99 | PC9 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions MCO2, TIM3_CH4, TIM8_CH4, I2C3_SDA, I2S_CKIN, UART5_CTS, QUADSPI_BK1_IO0 and SDMMC1_D1. |
| 100 | PA8 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions MCO1, TIM1_CH1, TIM8_BKIN2, I2C3_SCL, USART1_CK and OTG_FS_SOF. |
| 101 | PA9 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH2, I2C3_SMBA, SPI2_SCK/I2S2_CK and USART1_TX, and additional function OTG_FS_VBUS. |
| 102 | PA10 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH3, USART1_RX and OTG_FS_ID. |
| 103 | PA11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_CH4, USART1_CTS, CAN1_RX and OTG_FS_DM. |
| 104 | PA12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM1_ETR, USART1_RTS, SAI2_FS_B, CAN1_TX and OTG_FS_DP. |
| 105 | PA13 (JTMS-SWDIO) | bidirectional | 5 V-tolerant GPIO (FT) whose function after reset is the JTMS-SWDIO debug pin. |
| 106 | VCAP_2 | power_in | Voltage regulator capacitor pin that requires an external VCAP2 capacitor (see Section 6.3.2). |
| 107 | VSS | power_in | Ground pin. |
| 108 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 109 | PA14 (JTCK-SWCLK) | bidirectional | 5 V-tolerant GPIO (FT) whose function after reset is the JTCK-SWCLK debug pin. |
| 110 | PA15(JTDI) | bidirectional | 5 V-tolerant GPIO (FT) whose function after reset is JTDI, with alternate functions TIM2_CH1/TIM2_ETR, SPI1_NSS/I2S1_WS, SPI3_NSS/I2S3_WS and UART4_RTS. |
| 111 | PC10 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI3_SCK/I2S3_CK, USART3_TX, UART4_TX, QUADSPI_BK1_IO1 and SDMMC1_D2. |
| 112 | PC11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI3_MISO, USART3_RX, UART4_RX, QUADSPI_BK2_NCS and SDMMC1_D3. |
| 113 | PC12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED3, SPI3_MOSI/I2S3_SD, USART3_CK, UART5_TX and SDMMC1_CK. |
| 114 | PD0 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions CAN1_RX and FMC_D2. |
| 115 | PD1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions CAN1_TX and FMC_D3. |
| 116 | PD2 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED2, TIM3_ETR, UART5_RX and SDMMC1_CMD. |
| 117 | PD3 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI2_SCK/I2S2_CK, USART2_CTS and FMC_CLK. |
| 118 | PD4 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART2_RTS and FMC_NOE. |
| 119 | PD5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART2_TX and FMC_NWE. |
| 120 | VSS | power_in | Ground pin. |
| 121 | VDDSDMMC | power_in | Supply pin for the SDMMC interface. |
| 122 | PD6 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SPI3_MOSI/I2S3_SD, SAI1_SD_A, USART2_RX, SDMMC2_CK and FMC_NWAIT. |
| 123 | PD7 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART2_CK, SDMMC2_CMD and FMC_NE1. |
| 124 | PG9 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART6_RX, QUADSPI_BK2_IO2, SAI2_FS_B, SDMMC2_D0 and FMC_NE2/FMC_NCE. |
| 125 | PG10 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SAI2_SD_B, SDMMC2_D1 and FMC_NE3. |
| 126 | PG11 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions SDMMC2_D2 and FMC_INT. |
| 127 | PG12 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions LPTIM1_IN1, USART6_RTS, SDMMC2_D3 and FMC_NE4. |
| 128 | PG13 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED0, LPTIM1_OUT, USART6_CTS and FMC_A24. |
| 129 | PG14 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TRACED1, LPTIM1_ETR, USART6_TX, QUADSPI_BK2_IO3 and FMC_A25. |
| 130 | VSS | power_in | Ground pin. |
| 131 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |
| 132 | PG15 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions USART6_CTS and FMC_SDNCAS. |
| 133 | PB3 (JTDO/TRACESWO) | bidirectional | 5 V-tolerant GPIO (FT) whose function after reset is JTDO/TRACESWO, with alternate functions TIM2_CH2, SPI1_SCK/I2S1_CK, SPI3_SCK/I2S3_CK and SDMMC2_D2. |
| 134 | PB4(NJTRST) | bidirectional | 5 V-tolerant GPIO (FT) whose function after reset is NJTRST, with alternate functions TIM3_CH1, SPI1_MISO, SPI3_MISO, SPI2_NSS/I2S2_WS and SDMMC2_D3. |
| 135 | PB5 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM3_CH2, I2C1_SMBA, SPI1_MOSI/I2S1_SD, SPI3_MOSI/I2S3_SD, OTG_HS_ULPI_D7 and FMC_SDCKE1. |
| 136 | PB6 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM4_CH1, I2C1_SCL, USART1_TX, QUADSPI_BK1_NCS and FMC_SDNE1. |
| 137 | PB7 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM4_CH2, I2C1_SDA, USART1_RX and FMC_NL. |
| 138 | BOOT0 | input | Dedicated BOOT pin (structure B) that selects the boot mode and is also listed as VPP for Flash programming with VPP. |
| 139 | PB8 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM4_CH3, TIM10_CH1, I2C1_SCL, CAN1_RX, SDMMC2_D4 and SDMMC1_D4. |
| 140 | PB9 | bidirectional | 5 V-tolerant GPIO with I2C Fm+ option (FTf) and alternate functions TIM4_CH4, TIM11_CH1, I2C1_SDA, SPI2_NSS/I2S2_WS, CAN1_TX, SDMMC2_D5 and SDMMC1_D5. |
| 141 | PE0 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions TIM4_ETR, LPTIM1_ETR, UART8_Rx, SAI2_MCK_A and FMC_NBL0. |
| 142 | PE1 | bidirectional | 5 V-tolerant GPIO (FT) with alternate functions LPTIM1_IN2, UART8_Tx and FMC_NBL1. |
| 143 | PDR_ON | power_in | Power-down reset control pin; the PDR_ON control with internal reset OFF is shown in Figure 11. |
| 144 | VDD | power_in | Digital supply pin; the application supply and I/Os operate from 1.7 V to 3.6 V. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-144(20x20) |
| Category | Embedded Processors & Controllers |
| Pins | 144 |

## CAD (KiCad official)

- Symbol: `STM32F722ZET6`
- Footprint: `Package_QFP:LQFP-144_20x20mm_P0.5mm`
- 3D model: LQFP-144(20x20) (KiCad packages3D, STEP)
- 3D model files: `stm32f722zet6-etched.step` / `stm32f722zet6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f722zet6.step` / `stm32f722zet6.glb` are the bare package body.

## Provenance

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

- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588923619468578816) (230 pp, sha256 `796622f99c268e7a`, retrieved 2026-10-08, 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](docs/stm32f722zet6-datasheet.pdf)