STM32F427VGT6

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

STM32F427VGT6 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	GPIO Port E pin 2; alternate functions: TRACECLK, SPI4_SCK, SAI1_MCLK_A, ETH_MII_TXD3, FMC_A23.
2	PE3	bidirectional	GPIO Port E pin 3; alternate functions: TRACED0, SAI1_SD_B, ETH_MII_TXD2, FMC_A19.
3	PE4	bidirectional	GPIO Port E pin 4; alternate functions: TRACED1, SAI1_FS_A, ETH_MII_TXD1, FMC_A20.
4	PE5	bidirectional	GPIO Port E pin 5; alternate functions: TRACED2, SAI1_SCK_A, ETH_MII_TXD0, FMC_A21.
5	PE6	bidirectional	GPIO Port E pin 6; alternate functions: TRACED3, SAI1_SD_A, ETH_MII_TXD3, FMC_A22.
6	VBAT	power_in
7	PC13	bidirectional	GPIO Port C pin 13; alternate functions: RTC_AF1, WKUP2; Maximum current: 3 mA; Maximum frequency: <2 MHz.
8	PC14/OSC32_IN	bidirectional
9	PC15/OSC32_OUT	bidirectional
10	VSS	power_in	Ground supply voltage; must be connected to VSS.
11	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.
12	PH0/OSC_IN	bidirectional
13	PH1/OSC_OUT	bidirectional
14	NRST	input	Reset pin; external reset input; normally pulled high via 10 kΩ resistor to VDDA.
15	PC0	bidirectional	GPIO Port C pin 0; alternate functions: QUADSPI_BK2_IO3, SAI2_MCLK_A, DFSDM1_CKIN0, ETH_MII_RXD2, ETH_RMII_RXD2, DCMI_D5, FMC_SDNWE.
16	PC1	bidirectional	GPIO Port C pin 1; alternate functions: TRACED0, I2C3_SDA, DFSDM1_DATIN0, SPI2_MOSI, I2S2_SD, USART6_RX, OTG_HS_ULPI_STP, ETH_RMII_MDC, ETH_MII_MDC, DCMI_D6, FMC_SDNE0.
17	PC2	bidirectional	GPIO Port C pin 2; alternate functions: SPI2_MISO, I2S2_MCK, USART3_TX, OTG_HS_ULPI_DIR, ETH_MII_TXD2, DCMI_D0, FMC_SDNE1.
18	PC3	bidirectional	GPIO Port C pin 3; alternate functions: SPI2_MOSI, I2S2_SD, USART3_RX, OTG_HS_ULPI_NXT, ETH_MII_TX_CLK, ETH_RMII_REF_CLK, DCMI_D1, FMC_SDCKE1.
19	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.
20	VSSA	power_in	Ground for analog supply; must be connected with 100 nF capacitor to VDDA near pin.
21	VREF+	power_in	Reference voltage input pin for analog converter; supply voltage VDDA with 100 nF capacitor to VSSA.
22	VDDA	power_in	Analog supply voltage 1.8 V to 3.6 V; must be connected with 100 nF capacitor to VSSA near pin.
23	PA0/WKUP	bidirectional	GPIO Port A pin 0 with wakeup capability; alternate functions: TIM2_CH1_ETR, USART2_CTS, USART7_TX, ETH_MII_RXD2, DCMI_D2, FMC_SDNWE, WKUP1.
24	PA1	bidirectional	GPIO Port A pin 1; alternate functions: TIM2_CH2, USART2_RTS, USART7_RX, TIM5_CH2, ETH_RMII_REF_CLK, ETH_MII_RXD0, DCMI_D1, FMC_SDNRAS.
25	PA2	bidirectional	GPIO Port A pin 2; alternate functions: TIM2_CH3, USART2_TX, USART7_TX, TIM5_CH3, SAI1_SCK_B, OTG_HS_ULPI_D1, ETH_RMII_MDIO, ETH_MII_MDIO, DCMI_PIXCLK, FMC_SDCAS.
26	PA3	bidirectional	GPIO Port A pin 3; alternate functions: USART2_RX, SDIO_D0, OTG_HS_ULPI_D0, DCMI_VSYNC, ETH_MII_COL, FMC_SDCKE1.
27	VSS	power_in	Ground supply voltage; must be connected to VSS.
28	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.
29	PA4	bidirectional	GPIO Port A pin 4; alternate functions: SPI1_NSS, I2S1_WS, USART2_CK, SPI3_NSS, I2S3_WS, USART6_TX, SAI1_FS_B, OTG_HS_SOF, DCMI_HSYNC, ETH_MII_RXD4, FMC_NWE.
30	PA5	bidirectional	GPIO Port A pin 5; alternate functions: TIM2_CH1_ETR, SPI1_SCK, I2S1_CK, USART2_RTS, SDIO_D1, SPI4_MOSI, OTG_HS_ULPI_CK, ETH_MII_RXCLK, ETH_RMII_REF_CLK, FMC_SDNWE.
31	PA6	bidirectional	GPIO Port A pin 6; alternate functions: TIM1_BKIN, TIM3_CH1, SPI1_MISO, I2S1_MCK, USART2_CTS, SDIO_D2, TIM13_CH1, ETH_MII_RXD2, FMC_SDNE1.
32	PA7	bidirectional	GPIO Port A pin 7; alternate functions: TIM1_CH1N, SPI1_MOSI, I2S1_SD, USART2_RX, SDIO_D3, ETH_MII_RXD3, FMC_SDNWE.
33	PC4	bidirectional	GPIO Port C pin 4; alternate functions: DFSDM1_DATIN1, USART1_TX, UART7_TX, ETH_RMII_RXD0, ETH_MII_RXD0, DCMI_D2, FMC_SDNE0.
34	PC5	bidirectional	GPIO Port C pin 5; alternate functions: DFSDM1_CKIN1, USART1_RX, UART7_RX, ETH_RMII_RXD1, ETH_MII_RXD1, DCMI_D3, FMC_SDCKE0.
35	PB0	bidirectional	GPIO Port B pin 0; alternate functions: TIM1_CH2N, TIM3_CH4, SPI5_MOSI, UART4_CTS, ETH_MII_RXD4, ETH_RMII_RXD4, FMC_SDNWE.
36	PB1	bidirectional	GPIO Port B pin 1; alternate functions: TIM1_CH3N, TIM3_CH3, DFSDM1_DATIN1, UART5_RX, I2C4_SDA, USART3_RX, OTG_HS_ULPI_D2, ETH_MII_RXD5, ETH_RMII_RXD5, DCMI_D0, FMC_SDCKE1.
37	PB2/BOOT1	bidirectional
38	PE7	bidirectional	GPIO Port E pin 7; alternate functions: TIM1_ETR, UART7_RX, SPI4_MOSI, SAI1_SD_B, DFSDM1_DATIN3, ETH_MII_RXD4, FMC_D4, FMC_DA4.
39	PE8	bidirectional	GPIO Port E pin 8; alternate functions: TIM1_CH1N, UART7_TX, SPI4_MISO, SAI1_SCK_B, DFSDM1_CKIN0, ETH_MII_RXD5, FMC_D5, FMC_DA5.
40	PE9	bidirectional	GPIO Port E pin 9; alternate functions: TIM1_CH2N, USART6_RX, SPI4_NSS, SAI1_FS_B, FMC_D6, FMC_DA6.
41	PE10	bidirectional	GPIO Port E pin 10; alternate functions: TIM1_CH2N, USART6_RX, SPI4_NSS, SAI1_SD_B, DFSDM1_DATIN4, FMC_D7, FMC_DA7.
42	PE11	bidirectional	GPIO Port E pin 11; alternate functions: TIM1_CH2, SPI4_NSS, SAI2_SD_B, LPTIM1_IN2, FMC_D8, FMC_DA8.
43	PE12	bidirectional	GPIO Port E pin 12; alternate functions: TIM1_CH3N, SPI4_SCK, SAI2_SCK_B, LPTIM1_ETR, FMC_D9, FMC_DA9.
44	PE13	bidirectional	GPIO Port E pin 13; alternate functions: TIM1_CH3, SPI4_MISO, SAI2_FS_B, LPTIM1_OUT, FMC_D10, FMC_DA10.
45	PE14	bidirectional	GPIO Port E pin 14; alternate functions: TIM1_CH4, SPI4_MOSI, SAI2_MCLK_B, DFSDM1_CKIN2, FMC_D11, FMC_DA11.
46	PE15	bidirectional	GPIO Port E pin 15; alternate functions: TIM1_BKIN, SPI4_MISO, SAI2_SD_B, DFSDM1_DATIN2, DCMI_D13, FMC_D12, FMC_DA12.
47	PB10	bidirectional	GPIO Port B pin 10; alternate functions: TIM2_CH3, USART3_TX, SPI2_SCK, I2S2_CK, OTG_HS_ULPI_D3, ETH_MII_RX_ER, FMC_NE0.
48	PB11	bidirectional	GPIO Port B pin 11; alternate functions: TIM2_CH4, USART3_RX, I2C2_SDA, OTG_HS_ULPI_D4, USART4_TX, UART4_TX, ETH_RMII_TX_EN, ETH_MII_TX_EN, DCMI_D4, FMC_SDNE1.
49	VCAP_1	power_in	Decoupling capacitor connection for internal voltage regulator; connect 100 nF capacitor from VCAP_1 to VSS.
50	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.
51	PB12	bidirectional
52	PB13	bidirectional
53	PB14	bidirectional
54	PB15	bidirectional
55	PD8	bidirectional	GPIO Port D pin 8; alternate functions: USART3_TX, FSMC_D13, SDIO_CMD, DCMI_D0, FMC_D13, FMC_DA13.
56	PD9	bidirectional	GPIO Port D pin 9; alternate functions: USART3_RX, FSMC_D14, SDIO_D2, DCMI_D1, FMC_D14, FMC_DA14.
57	PD10	bidirectional	GPIO Port D pin 10; alternate functions: none standard alternate; FSMC_D15, SDIO_D3, DCMI_D11, FMC_D15, FMC_DA15.
58	PD11	bidirectional	GPIO Port D pin 11; alternate functions: USART3_CTS, QUADSPI_BK1_IO0, I2C4_SMBA, SAI2_SD_A, DCMI_D5, FMC_A16, FMC_CLE.
59	PD12	bidirectional	GPIO Port D pin 12; alternate functions: TIM4_CH1, USART3_RTS, QUADSPI_BK1_IO1, I2C4_SCL, SAI2_FS_A, LPTIM1_IN1, DCMI_D6, FMC_A17, FMC_ALE.
60	PD13	bidirectional	GPIO Port D pin 13; alternate functions: TIM4_CH2, QUADSPI_BK1_IO3, I2C4_SDA, SAI2_SCK_A, LPTIM1_ETR, DCMI_D7, FMC_A18.
61	PD14	bidirectional	GPIO Port D pin 14; alternate functions: TIM4_CH3, none alternate; USART8_CTS, FMC_D0, FMC_DA0.
62	PD15	bidirectional	GPIO Port D pin 15; alternate functions: TIM4_CH4, none alternate; USART8_RTS, FMC_D1, FMC_DA1.
63	PC6	bidirectional	GPIO Port C pin 6; alternate functions: TIM3_CH1, TIM8_CH1, I2S2_MCK, USART6_TX, SDIO_D6, DCMI_D0, FMC_NWAIT.
64	PC7	bidirectional	GPIO Port C pin 7; alternate functions: TIM3_CH2, TIM8_CH2, I2S3_MCK, USART6_RX, SDIO_D7, DCMI_D1, FMC_NE1.
65	PC8	bidirectional	GPIO Port C pin 8; alternate functions: TIM3_CH3, TIM8_CH3, USART6_CTS, SDIO_D0, DCMI_D2, FMC_NE2, FMC_NCE.
66	PC9	bidirectional	GPIO Port C pin 9; alternate functions: MCO2, TIM3_CH4, TIM8_CH4, I2S_CKIN, SDIO_D1, I2C3_SDA, DCMI_D3, FMC_NCRDY, FMC_NWAIT.
67	PA8	bidirectional	GPIO Port A pin 8; alternate functions: MCO1, TIM1_CH1, I2C3_SCL, USART1_CK, SPI5_NSS, OTG_FS_SOF, ETH_MII_MCO, FMC_D32.
68	PA9	bidirectional	GPIO Port A pin 9; alternate functions: TIM1_CH2, USART1_TX, SPI5_MISO, SDIO_CK, I2C3_SMBA, OTG_FS_VBUS, ETH_MII_TX_CLK, I2S2_EXTSD.
69	PA10	bidirectional	GPIO Port A pin 10; alternate functions: TIM1_CH3, USART1_RX, SPI5_MOSI, OTG_FS_ID, ETH_MII_RXD1, ETH_RMII_RXD1.
70	PA11	bidirectional	GPIO Port A pin 11; alternate functions: USART1_CTS, SPI4_MISO, USART6_TX, OTG_HS_DM, CAN1_RX, DFSDM1_CKIN1, OTG_FS_DM, ETH_MII_RXDV, ETH_RMII_RXDV.
71	PA12	bidirectional	GPIO Port A pin 12; alternate functions: SPI3_MOSI, USART1_RTS, I2C2_SDA, USART6_RX, OTG_HS_DP, CAN1_TX, DFSDM1_SDIN0, OTG_FS_DP, ETH_MII_RXD0.
72	PA13	bidirectional	GPIO Port A pin 13; alternate functions: USART3_CTS, OTG_HS_ULPI_D2, JTMS, SWDIO.
73	VCAP_2	power_in	Decoupling capacitor connection for internal voltage regulator; connect 100 nF capacitor from VCAP_2 to VSS.
74	VSS	power_in	Ground supply voltage; must be connected to VSS.
75	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.
76	PA14	bidirectional	GPIO Port A pin 14; alternate functions: SPI3_MISO, USART2_TX, I2C2_SCL, OTG_HS_SOF, JTCK, ETH_MII_RXCLK, FMC_SDNWE.
77	PA15	bidirectional	GPIO Port A pin 15; alternate functions: TIM2_CH1_ETR, SPI1_NSS, SPI3_NSS, USART1_CK, USART4_RX, I2S1_WS, I2C2_SDA, USBH_ULPI_D0, OTG_HS_ULPI_D0, JTDO, ETH_MII_TXD0, FMC_SDNWE.
78	PC10	bidirectional	GPIO Port C pin 10; alternate functions: USART3_TX, SPI3_SCK, I2S3_CK, SDIO_D2, UART4_TX, QUADSPI_BK1_IO1, DCMI_D8, FMC_NCRDY, FMC_NWAIT.
79	PC11	bidirectional	GPIO Port C pin 11; alternate functions: USART3_RX, SPI3_MISO, UART4_RX, QUADSPI_BK2_NCS, DCMI_D4, FMC_NCRDY.
80	PC12	bidirectional	GPIO Port C pin 12; alternate functions: USART3_CK, SPI3_MOSI, I2S3_SD, UART5_TX, SDIO_CK, DCMI_D9, FMC_NCRDY.
81	PD0	bidirectional
82	PD1	bidirectional
83	PD2	bidirectional
84	PD3	bidirectional
85	PD4	bidirectional
86	PD5	bidirectional
87	PD6	bidirectional
88	PD7	bidirectional
89	PB3	bidirectional	GPIO Port B pin 3; alternate functions: TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_CK, I2S3_CK, SDIO_CK, CAN1_TX, OTG_HS_ULPI_D5, DFSDM1_CKOUT, ETH_MII_TXD1, FMC_SDCKE1.
90	PB4	bidirectional	GPIO Port B pin 4; alternate functions: TIM3_CH1, SPI1_MISO, SPI3_MISO, USART2_CK, I2S3_MCK, CAN1_RX, OTG_HS_ULPI_D6, DFSDM1_DATIN7, ETH_MII_TXD2, FMC_SDCKE0.
91	PB5	bidirectional	GPIO Port B pin 5; alternate functions: TIM3_CH2, SPI1_MOSI, SPI3_MOSI, USART1_CK, I2S3_SD, CAN2_RX, OTG_HS_ULPI_D7, ETH_PPS_OUT, FMC_SDCKE1.
92	PB6	bidirectional	GPIO Port B pin 6; alternate functions: TIM4_CH1, I2C1_SCL, USART1_TX, OTG_HS_ULPI_D1, CAN2_TX, ETH_RMII_TXD1, ETH_MII_TXD1, FMC_NOP.
93	PB7	bidirectional	GPIO Port B pin 7; alternate functions: TIM4_CH2, FSMC_NL, I2C1_SDA, SPI5_MISO, USART1_RX, OTG_HS_ULPI_D0, ETH_RMII_TX_EN, ETH_MII_TX_EN, FMC_NL.
94	BOOT0	input	Boot pin; must be connected to VSS to boot from flash memory; connect to VDDA through 10 kΩ resistor.
95	PB8	bidirectional	GPIO Port B pin 8; alternate functions: TIM4_CH3, SDIO_D4, I2C1_SCL, SPI5_MOSI, CAN1_RX, OTG_HS_ULPI_D7, ETH_MII_TXD3, FMC_NAND_CE1.
96	PB9	bidirectional	GPIO Port B pin 9; alternate functions: TIM4_CH4, SDIO_D5, SPI2_NSS, I2S2_WS, CAN1_TX, OTG_HS_ULPI_D6, ETH_MII_RXD3, FMC_NE1.
97	PE0	bidirectional
98	PE1	bidirectional
99	VSS	power_in	Ground supply voltage; must be connected to VSS.
100	VDD	power_in	Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors.

Key specifications

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

CAD (KiCad official)

Symbol: STM32F427VGT6
Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
3D model files: stm32f427vgt6-etched.step / stm32f427vgt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32f427vgt6.step / stm32f427vgt6.glb are the bare package body.

Provenance

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

Datasheet: STMicroelectronics datasheet (226 pp, sha256 9eccb942b0df757c, retrieved 2026-09-29, tier: lcsc)
Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
Extractor: ds2sf (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF

# STM32F427VGT6

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

STM32F427VGT6 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 | GPIO Port E pin 2; alternate functions: TRACECLK, SPI4_SCK, SAI1_MCLK_A, ETH_MII_TXD3, FMC_A23. |
| 2 | PE3 | bidirectional | GPIO Port E pin 3; alternate functions: TRACED0, SAI1_SD_B, ETH_MII_TXD2, FMC_A19. |
| 3 | PE4 | bidirectional | GPIO Port E pin 4; alternate functions: TRACED1, SAI1_FS_A, ETH_MII_TXD1, FMC_A20. |
| 4 | PE5 | bidirectional | GPIO Port E pin 5; alternate functions: TRACED2, SAI1_SCK_A, ETH_MII_TXD0, FMC_A21. |
| 5 | PE6 | bidirectional | GPIO Port E pin 6; alternate functions: TRACED3, SAI1_SD_A, ETH_MII_TXD3, FMC_A22. |
| 6 | VBAT | power_in |  |
| 7 | PC13 | bidirectional | GPIO Port C pin 13; alternate functions: RTC_AF1, WKUP2; Maximum current: 3 mA; Maximum frequency: <2 MHz. |
| 8 | PC14/OSC32_IN | bidirectional |  |
| 9 | PC15/OSC32_OUT | bidirectional |  |
| 10 | VSS | power_in | Ground supply voltage; must be connected to VSS. |
| 11 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |
| 12 | PH0/OSC_IN | bidirectional |  |
| 13 | PH1/OSC_OUT | bidirectional |  |
| 14 | NRST | input | Reset pin; external reset input; normally pulled high via 10 kΩ resistor to VDDA. |
| 15 | PC0 | bidirectional | GPIO Port C pin 0; alternate functions: QUADSPI_BK2_IO3, SAI2_MCLK_A, DFSDM1_CKIN0, ETH_MII_RXD2, ETH_RMII_RXD2, DCMI_D5, FMC_SDNWE. |
| 16 | PC1 | bidirectional | GPIO Port C pin 1; alternate functions: TRACED0, I2C3_SDA, DFSDM1_DATIN0, SPI2_MOSI, I2S2_SD, USART6_RX, OTG_HS_ULPI_STP, ETH_RMII_MDC, ETH_MII_MDC, DCMI_D6, FMC_SDNE0. |
| 17 | PC2 | bidirectional | GPIO Port C pin 2; alternate functions: SPI2_MISO, I2S2_MCK, USART3_TX, OTG_HS_ULPI_DIR, ETH_MII_TXD2, DCMI_D0, FMC_SDNE1. |
| 18 | PC3 | bidirectional | GPIO Port C pin 3; alternate functions: SPI2_MOSI, I2S2_SD, USART3_RX, OTG_HS_ULPI_NXT, ETH_MII_TX_CLK, ETH_RMII_REF_CLK, DCMI_D1, FMC_SDCKE1. |
| 19 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |
| 20 | VSSA | power_in | Ground for analog supply; must be connected with 100 nF capacitor to VDDA near pin. |
| 21 | VREF+ | power_in | Reference voltage input pin for analog converter; supply voltage VDDA with 100 nF capacitor to VSSA. |
| 22 | VDDA | power_in | Analog supply voltage 1.8 V to 3.6 V; must be connected with 100 nF capacitor to VSSA near pin. |
| 23 | PA0/WKUP | bidirectional | GPIO Port A pin 0 with wakeup capability; alternate functions: TIM2_CH1_ETR, USART2_CTS, USART7_TX, ETH_MII_RXD2, DCMI_D2, FMC_SDNWE, WKUP1. |
| 24 | PA1 | bidirectional | GPIO Port A pin 1; alternate functions: TIM2_CH2, USART2_RTS, USART7_RX, TIM5_CH2, ETH_RMII_REF_CLK, ETH_MII_RXD0, DCMI_D1, FMC_SDNRAS. |
| 25 | PA2 | bidirectional | GPIO Port A pin 2; alternate functions: TIM2_CH3, USART2_TX, USART7_TX, TIM5_CH3, SAI1_SCK_B, OTG_HS_ULPI_D1, ETH_RMII_MDIO, ETH_MII_MDIO, DCMI_PIXCLK, FMC_SDCAS. |
| 26 | PA3 | bidirectional | GPIO Port A pin 3; alternate functions: USART2_RX, SDIO_D0, OTG_HS_ULPI_D0, DCMI_VSYNC, ETH_MII_COL, FMC_SDCKE1. |
| 27 | VSS | power_in | Ground supply voltage; must be connected to VSS. |
| 28 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |
| 29 | PA4 | bidirectional | GPIO Port A pin 4; alternate functions: SPI1_NSS, I2S1_WS, USART2_CK, SPI3_NSS, I2S3_WS, USART6_TX, SAI1_FS_B, OTG_HS_SOF, DCMI_HSYNC, ETH_MII_RXD4, FMC_NWE. |
| 30 | PA5 | bidirectional | GPIO Port A pin 5; alternate functions: TIM2_CH1_ETR, SPI1_SCK, I2S1_CK, USART2_RTS, SDIO_D1, SPI4_MOSI, OTG_HS_ULPI_CK, ETH_MII_RXCLK, ETH_RMII_REF_CLK, FMC_SDNWE. |
| 31 | PA6 | bidirectional | GPIO Port A pin 6; alternate functions: TIM1_BKIN, TIM3_CH1, SPI1_MISO, I2S1_MCK, USART2_CTS, SDIO_D2, TIM13_CH1, ETH_MII_RXD2, FMC_SDNE1. |
| 32 | PA7 | bidirectional | GPIO Port A pin 7; alternate functions: TIM1_CH1N, SPI1_MOSI, I2S1_SD, USART2_RX, SDIO_D3, ETH_MII_RXD3, FMC_SDNWE. |
| 33 | PC4 | bidirectional | GPIO Port C pin 4; alternate functions: DFSDM1_DATIN1, USART1_TX, UART7_TX, ETH_RMII_RXD0, ETH_MII_RXD0, DCMI_D2, FMC_SDNE0. |
| 34 | PC5 | bidirectional | GPIO Port C pin 5; alternate functions: DFSDM1_CKIN1, USART1_RX, UART7_RX, ETH_RMII_RXD1, ETH_MII_RXD1, DCMI_D3, FMC_SDCKE0. |
| 35 | PB0 | bidirectional | GPIO Port B pin 0; alternate functions: TIM1_CH2N, TIM3_CH4, SPI5_MOSI, UART4_CTS, ETH_MII_RXD4, ETH_RMII_RXD4, FMC_SDNWE. |
| 36 | PB1 | bidirectional | GPIO Port B pin 1; alternate functions: TIM1_CH3N, TIM3_CH3, DFSDM1_DATIN1, UART5_RX, I2C4_SDA, USART3_RX, OTG_HS_ULPI_D2, ETH_MII_RXD5, ETH_RMII_RXD5, DCMI_D0, FMC_SDCKE1. |
| 37 | PB2/BOOT1 | bidirectional |  |
| 38 | PE7 | bidirectional | GPIO Port E pin 7; alternate functions: TIM1_ETR, UART7_RX, SPI4_MOSI, SAI1_SD_B, DFSDM1_DATIN3, ETH_MII_RXD4, FMC_D4, FMC_DA4. |
| 39 | PE8 | bidirectional | GPIO Port E pin 8; alternate functions: TIM1_CH1N, UART7_TX, SPI4_MISO, SAI1_SCK_B, DFSDM1_CKIN0, ETH_MII_RXD5, FMC_D5, FMC_DA5. |
| 40 | PE9 | bidirectional | GPIO Port E pin 9; alternate functions: TIM1_CH2N, USART6_RX, SPI4_NSS, SAI1_FS_B, FMC_D6, FMC_DA6. |
| 41 | PE10 | bidirectional | GPIO Port E pin 10; alternate functions: TIM1_CH2N, USART6_RX, SPI4_NSS, SAI1_SD_B, DFSDM1_DATIN4, FMC_D7, FMC_DA7. |
| 42 | PE11 | bidirectional | GPIO Port E pin 11; alternate functions: TIM1_CH2, SPI4_NSS, SAI2_SD_B, LPTIM1_IN2, FMC_D8, FMC_DA8. |
| 43 | PE12 | bidirectional | GPIO Port E pin 12; alternate functions: TIM1_CH3N, SPI4_SCK, SAI2_SCK_B, LPTIM1_ETR, FMC_D9, FMC_DA9. |
| 44 | PE13 | bidirectional | GPIO Port E pin 13; alternate functions: TIM1_CH3, SPI4_MISO, SAI2_FS_B, LPTIM1_OUT, FMC_D10, FMC_DA10. |
| 45 | PE14 | bidirectional | GPIO Port E pin 14; alternate functions: TIM1_CH4, SPI4_MOSI, SAI2_MCLK_B, DFSDM1_CKIN2, FMC_D11, FMC_DA11. |
| 46 | PE15 | bidirectional | GPIO Port E pin 15; alternate functions: TIM1_BKIN, SPI4_MISO, SAI2_SD_B, DFSDM1_DATIN2, DCMI_D13, FMC_D12, FMC_DA12. |
| 47 | PB10 | bidirectional | GPIO Port B pin 10; alternate functions: TIM2_CH3, USART3_TX, SPI2_SCK, I2S2_CK, OTG_HS_ULPI_D3, ETH_MII_RX_ER, FMC_NE0. |
| 48 | PB11 | bidirectional | GPIO Port B pin 11; alternate functions: TIM2_CH4, USART3_RX, I2C2_SDA, OTG_HS_ULPI_D4, USART4_TX, UART4_TX, ETH_RMII_TX_EN, ETH_MII_TX_EN, DCMI_D4, FMC_SDNE1. |
| 49 | VCAP_1 | power_in | Decoupling capacitor connection for internal voltage regulator; connect 100 nF capacitor from VCAP_1 to VSS. |
| 50 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |
| 51 | PB12 | bidirectional |  |
| 52 | PB13 | bidirectional |  |
| 53 | PB14 | bidirectional |  |
| 54 | PB15 | bidirectional |  |
| 55 | PD8 | bidirectional | GPIO Port D pin 8; alternate functions: USART3_TX, FSMC_D13, SDIO_CMD, DCMI_D0, FMC_D13, FMC_DA13. |
| 56 | PD9 | bidirectional | GPIO Port D pin 9; alternate functions: USART3_RX, FSMC_D14, SDIO_D2, DCMI_D1, FMC_D14, FMC_DA14. |
| 57 | PD10 | bidirectional | GPIO Port D pin 10; alternate functions: none standard alternate; FSMC_D15, SDIO_D3, DCMI_D11, FMC_D15, FMC_DA15. |
| 58 | PD11 | bidirectional | GPIO Port D pin 11; alternate functions: USART3_CTS, QUADSPI_BK1_IO0, I2C4_SMBA, SAI2_SD_A, DCMI_D5, FMC_A16, FMC_CLE. |
| 59 | PD12 | bidirectional | GPIO Port D pin 12; alternate functions: TIM4_CH1, USART3_RTS, QUADSPI_BK1_IO1, I2C4_SCL, SAI2_FS_A, LPTIM1_IN1, DCMI_D6, FMC_A17, FMC_ALE. |
| 60 | PD13 | bidirectional | GPIO Port D pin 13; alternate functions: TIM4_CH2, QUADSPI_BK1_IO3, I2C4_SDA, SAI2_SCK_A, LPTIM1_ETR, DCMI_D7, FMC_A18. |
| 61 | PD14 | bidirectional | GPIO Port D pin 14; alternate functions: TIM4_CH3, none alternate; USART8_CTS, FMC_D0, FMC_DA0. |
| 62 | PD15 | bidirectional | GPIO Port D pin 15; alternate functions: TIM4_CH4, none alternate; USART8_RTS, FMC_D1, FMC_DA1. |
| 63 | PC6 | bidirectional | GPIO Port C pin 6; alternate functions: TIM3_CH1, TIM8_CH1, I2S2_MCK, USART6_TX, SDIO_D6, DCMI_D0, FMC_NWAIT. |
| 64 | PC7 | bidirectional | GPIO Port C pin 7; alternate functions: TIM3_CH2, TIM8_CH2, I2S3_MCK, USART6_RX, SDIO_D7, DCMI_D1, FMC_NE1. |
| 65 | PC8 | bidirectional | GPIO Port C pin 8; alternate functions: TIM3_CH3, TIM8_CH3, USART6_CTS, SDIO_D0, DCMI_D2, FMC_NE2, FMC_NCE. |
| 66 | PC9 | bidirectional | GPIO Port C pin 9; alternate functions: MCO2, TIM3_CH4, TIM8_CH4, I2S_CKIN, SDIO_D1, I2C3_SDA, DCMI_D3, FMC_NCRDY, FMC_NWAIT. |
| 67 | PA8 | bidirectional | GPIO Port A pin 8; alternate functions: MCO1, TIM1_CH1, I2C3_SCL, USART1_CK, SPI5_NSS, OTG_FS_SOF, ETH_MII_MCO, FMC_D32. |
| 68 | PA9 | bidirectional | GPIO Port A pin 9; alternate functions: TIM1_CH2, USART1_TX, SPI5_MISO, SDIO_CK, I2C3_SMBA, OTG_FS_VBUS, ETH_MII_TX_CLK, I2S2_EXTSD. |
| 69 | PA10 | bidirectional | GPIO Port A pin 10; alternate functions: TIM1_CH3, USART1_RX, SPI5_MOSI, OTG_FS_ID, ETH_MII_RXD1, ETH_RMII_RXD1. |
| 70 | PA11 | bidirectional | GPIO Port A pin 11; alternate functions: USART1_CTS, SPI4_MISO, USART6_TX, OTG_HS_DM, CAN1_RX, DFSDM1_CKIN1, OTG_FS_DM, ETH_MII_RXDV, ETH_RMII_RXDV. |
| 71 | PA12 | bidirectional | GPIO Port A pin 12; alternate functions: SPI3_MOSI, USART1_RTS, I2C2_SDA, USART6_RX, OTG_HS_DP, CAN1_TX, DFSDM1_SDIN0, OTG_FS_DP, ETH_MII_RXD0. |
| 72 | PA13 | bidirectional | GPIO Port A pin 13; alternate functions: USART3_CTS, OTG_HS_ULPI_D2, JTMS, SWDIO. |
| 73 | VCAP_2 | power_in | Decoupling capacitor connection for internal voltage regulator; connect 100 nF capacitor from VCAP_2 to VSS. |
| 74 | VSS | power_in | Ground supply voltage; must be connected to VSS. |
| 75 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |
| 76 | PA14 | bidirectional | GPIO Port A pin 14; alternate functions: SPI3_MISO, USART2_TX, I2C2_SCL, OTG_HS_SOF, JTCK, ETH_MII_RXCLK, FMC_SDNWE. |
| 77 | PA15 | bidirectional | GPIO Port A pin 15; alternate functions: TIM2_CH1_ETR, SPI1_NSS, SPI3_NSS, USART1_CK, USART4_RX, I2S1_WS, I2C2_SDA, USBH_ULPI_D0, OTG_HS_ULPI_D0, JTDO, ETH_MII_TXD0, FMC_SDNWE. |
| 78 | PC10 | bidirectional | GPIO Port C pin 10; alternate functions: USART3_TX, SPI3_SCK, I2S3_CK, SDIO_D2, UART4_TX, QUADSPI_BK1_IO1, DCMI_D8, FMC_NCRDY, FMC_NWAIT. |
| 79 | PC11 | bidirectional | GPIO Port C pin 11; alternate functions: USART3_RX, SPI3_MISO, UART4_RX, QUADSPI_BK2_NCS, DCMI_D4, FMC_NCRDY. |
| 80 | PC12 | bidirectional | GPIO Port C pin 12; alternate functions: USART3_CK, SPI3_MOSI, I2S3_SD, UART5_TX, SDIO_CK, DCMI_D9, FMC_NCRDY. |
| 81 | PD0 | bidirectional |  |
| 82 | PD1 | bidirectional |  |
| 83 | PD2 | bidirectional |  |
| 84 | PD3 | bidirectional |  |
| 85 | PD4 | bidirectional |  |
| 86 | PD5 | bidirectional |  |
| 87 | PD6 | bidirectional |  |
| 88 | PD7 | bidirectional |  |
| 89 | PB3 | bidirectional | GPIO Port B pin 3; alternate functions: TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_CK, I2S3_CK, SDIO_CK, CAN1_TX, OTG_HS_ULPI_D5, DFSDM1_CKOUT, ETH_MII_TXD1, FMC_SDCKE1. |
| 90 | PB4 | bidirectional | GPIO Port B pin 4; alternate functions: TIM3_CH1, SPI1_MISO, SPI3_MISO, USART2_CK, I2S3_MCK, CAN1_RX, OTG_HS_ULPI_D6, DFSDM1_DATIN7, ETH_MII_TXD2, FMC_SDCKE0. |
| 91 | PB5 | bidirectional | GPIO Port B pin 5; alternate functions: TIM3_CH2, SPI1_MOSI, SPI3_MOSI, USART1_CK, I2S3_SD, CAN2_RX, OTG_HS_ULPI_D7, ETH_PPS_OUT, FMC_SDCKE1. |
| 92 | PB6 | bidirectional | GPIO Port B pin 6; alternate functions: TIM4_CH1, I2C1_SCL, USART1_TX, OTG_HS_ULPI_D1, CAN2_TX, ETH_RMII_TXD1, ETH_MII_TXD1, FMC_NOP. |
| 93 | PB7 | bidirectional | GPIO Port B pin 7; alternate functions: TIM4_CH2, FSMC_NL, I2C1_SDA, SPI5_MISO, USART1_RX, OTG_HS_ULPI_D0, ETH_RMII_TX_EN, ETH_MII_TX_EN, FMC_NL. |
| 94 | BOOT0 | input | Boot pin; must be connected to VSS to boot from flash memory; connect to VDDA through 10 kΩ resistor. |
| 95 | PB8 | bidirectional | GPIO Port B pin 8; alternate functions: TIM4_CH3, SDIO_D4, I2C1_SCL, SPI5_MOSI, CAN1_RX, OTG_HS_ULPI_D7, ETH_MII_TXD3, FMC_NAND_CE1. |
| 96 | PB9 | bidirectional | GPIO Port B pin 9; alternate functions: TIM4_CH4, SDIO_D5, SPI2_NSS, I2S2_WS, CAN1_TX, OTG_HS_ULPI_D6, ETH_MII_RXD3, FMC_NE1. |
| 97 | PE0 | bidirectional |  |
| 98 | PE1 | bidirectional |  |
| 99 | VSS | power_in | Ground supply voltage; must be connected to VSS. |
| 100 | VDD | power_in | Main supply voltage 1.8 V to 3.6 V; must be bypassed with 100 nF and 10 µF capacitors. |

## Key specifications

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

## CAD (KiCad official)

- Symbol: `STM32F427VGT6`
- Footprint: `Package_QFP:LQFP-100_14x14mm_P0.5mm`
- 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
- 3D model files: `stm32f427vgt6-etched.step` / `stm32f427vgt6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f427vgt6.step` / `stm32f427vgt6.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/8588858460209623040) (226 pp, sha256 `9eccb942b0df757c`, retrieved 2026-09-29, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/stm32f427vgt6-datasheet.pdf)