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STM32F429ZIT6

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STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-144(20x20). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.

componentembedded processors & controllersstm32f429zit6factory-2.0.0extractor-text
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3D Model

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Symbol & Footprint

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PCB Footprint

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Datasheet

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Contents

README

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STM32F429ZIT6

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

STM32F429ZIT6 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 GPIO Port E pin 2, alternate functions include TRACECLK, SPI4_SCK, SAI1_MCLK_A, ETH_MII_TXD3, FMC_A23
2 PE3 bidirectional GPIO Port E pin 3, alternate functions include TRACED0, SAI1_SD_B, FMC_A19
3 PE4 bidirectional GPIO Port E pin 4, alternate functions include TRACED1, SPI4_NSS, SAI1_FS_A, FMC_A20, DCMI_D4, LCD_B0
4 PE5 bidirectional GPIO Port E pin 5, alternate functions include TRACED2, TIM9_CH1, SPI4_MISO, SAI1_SCK_A, FMC_A21, DCMI_D6, LCD_G0
5 PE6 bidirectional GPIO Port E pin 6, alternate functions include TRACED3, TIM9_CH2, SPI4_MOSI, SAI1_SD_A, FMC_A22, DCMI_D7, LCD_G1
6 VBAT power_in Backup power supply for RTC and backup registers
7 PC13 bidirectional GPIO Port C pin 13, alternate function TAMP_1, through power switch with 3 mA max sink capability
8 PC14/OSC32_IN bidirectional GPIO Port C pin 14 or 32 kHz oscillator input, alternate functions include OSC32_IN
9 PC15/OSC32_OUT bidirectional GPIO Port C pin 15 or 32 kHz oscillator output, alternate functions include OSC32_OUT
10 PF0 bidirectional GPIO Port F pin 0, alternate functions include I2C2_SDA, FMC_A0
11 PF1 bidirectional GPIO Port F pin 1, alternate functions include I2C2_SCL, FMC_A1
12 PF2 bidirectional GPIO Port F pin 2, alternate functions include I2C2_SMBA, FMC_A2
13 PF3 bidirectional GPIO Port F pin 3, alternate functions include FMC_A3, ADC3_IN9
14 PF4 bidirectional GPIO Port F pin 4, alternate functions include FMC_A4, ADC3_IN14
15 PF5 bidirectional GPIO Port F pin 5, alternate functions include FMC_A5, ADC3_IN15
16 VSS power_in Ground (Negative supply)
17 VDD power_in Positive supply voltage (1.7-3.6 V)
18 PF6 bidirectional GPIO Port F pin 6, alternate functions include TIM10_CH1, SPI5_NSS, SAI1_SD_B, UART7_RX, FMC_NIORD, ADC3_IN4
19 PF7 bidirectional GPIO Port F pin 7, alternate functions include TIM11_CH1, SPI5_SCK, SAI1_MCLK_B, UART7_TX, FMC_NREG, ADC3_IN5
20 PF8 bidirectional GPIO Port F pin 8, alternate functions include SPI5_MISO, SAI1_SCK_B, TIM13_CH1, FMC_NIOWR, ADC3_IN6
21 PF9 bidirectional GPIO Port F pin 9, alternate functions include SPI5_MOSI, SAI1_FS_B, TIM14_CH1, FMC_CD, ADC3_IN7
22 PF10 bidirectional GPIO Port F pin 10, alternate functions include FMC_INTR, DCMI_D11, LCD_DE, ADC3_IN8
23 PH0/OSC_IN bidirectional GPIO Port H pin 0 or main oscillator input (4-26 MHz)
24 PH1/OSC_OUT bidirectional GPIO Port H pin 1 or main oscillator output
25 NRST input Active low reset input with internal weak pull-up (40 kΩ typical)
26 PC0 bidirectional GPIO Port C pin 0, alternate functions include OTG_HS_ULPI_STP, FMC_SDNWE, ADC123_IN10
27 PC1 bidirectional GPIO Port C pin 1, alternate functions include ETH_MDC, ADC123_IN11
28 PC2 bidirectional GPIO Port C pin 2, alternate functions include SPI2_MISO, I2S2ext_SD, OTG_HS_ULPI_DIR, ETH_MII_TXD2, FMC_SDNE0, ADC123_IN12
29 PC3 bidirectional GPIO Port C pin 3, alternate functions include SPI2_MOSI/I2S2_SD, OTG_HS_ULPI_NXT, ETH_MII_TX_CLK, FMC_SDCKE0, ADC123_IN13
30 VDD power_in Positive supply voltage (1.7-3.6 V)
31 VSSA power_in
32 VREF+ power_in
33 VDDA power_in
34 PA0/WKUP bidirectional GPIO Port A pin 0 or wakeup input, alternate functions include TIM2_CH1/TIM2_ETR, TIM5_CH1, TIM8_ETR, USART2_CTS, UART4_TX, ETH_MII_CRS, ADC123_IN0
35 PA1 bidirectional GPIO Port A pin 1, alternate functions include TIM2_CH2, TIM5_CH2, USART2_RTS, UART4_RX, ETH_MII_RX_CLK/ETH_RMII_REF_CLK, ADC123_IN1
36 PA2 bidirectional GPIO Port A pin 2, alternate functions include TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX, ETH_MDIO, ADC123_IN2
37 PA3 bidirectional GPIO Port A pin 3, alternate functions include TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX, OTG_HS_ULPI_D0, ETH_MII_COL, LCD_B5, ADC123_IN3
38 VSS power_in Ground (Negative supply)
39 VDD power_in Positive supply voltage (1.7-3.6 V)
40 PA4 bidirectional GPIO Port A pin 4, alternate functions include SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK, OTG_HS_SOF, DCMI_HSYNC, LCD_VSYNC, ADC12_IN4/DAC_OUT1
41 PA5 bidirectional GPIO Port A pin 5, alternate functions include TIM2_CH1/TIM2_ETR, TIM8_CH1N, SPI1_SCK, OTG_HS_ULPI_CK, ADC12_IN5/DAC_OUT2
42 PA6 bidirectional GPIO Port A pin 6, alternate functions include TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, TIM13_CH1, DCMI_PIXCLK, LCD_G2, ADC12_IN6
43 PA7 bidirectional GPIO Port A pin 7, alternate functions include TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI, TIM14_CH1, ETH_MII_RX_DV/ETH_RMII_CRS_DV, ADC12_IN7
44 PC4 bidirectional GPIO Port C pin 4, alternate functions include ETH_MII_RXD0/ETH_RMII_RXD0, ADC12_IN14
45 PC5 bidirectional GPIO Port C pin 5, alternate functions include ETH_MII_RXD1/ETH_RMII_RXD1, ADC12_IN15
46 PB0 bidirectional GPIO Port B pin 0, alternate functions include TIM1_CH2N, TIM3_CH3, TIM8_CH2N, LCD_R3, OTG_HS_ULPI_D1, ETH_MII_RXD2, ADC12_IN8
47 PB1 bidirectional GPIO Port B pin 1, alternate functions include TIM1_CH3N, TIM3_CH4, TIM8_CH3N, LCD_R6, OTG_HS_ULPI_D2, ETH_MII_RXD3, ADC12_IN9
48 PB2/BOOT1 bidirectional GPIO Port B pin 2 or boot selection from NAND Flash
49 PF11 bidirectional
50 PF12 bidirectional
51 VSS power_in Ground (Negative supply)
52 VDD power_in Positive supply voltage (1.7-3.6 V)
53 PF13 bidirectional
54 PF14 bidirectional
55 PF15 bidirectional
56 PG0 bidirectional
57 PG1 bidirectional
58 PE7 bidirectional GPIO Port E pin 7, alternate functions include TIM1_ETR, UART7_RX, FMC_D4
59 PE8 bidirectional GPIO Port E pin 8, alternate functions include TIM1_CH1N, UART7_TX, FMC_D5
60 PE9 bidirectional GPIO Port E pin 9, alternate functions include TIM1_CH1, FMC_D6
61 VSS power_in Ground (Negative supply)
62 VDD power_in Positive supply voltage (1.7-3.6 V)
63 PE10 bidirectional GPIO Port E pin 10, alternate functions include TIM1_CH2N, FMC_D7
64 PE11 bidirectional GPIO Port E pin 11, alternate functions include TIM1_CH2, SPI4_NSS, FMC_D8, LCD_G3
65 PE12 bidirectional GPIO Port E pin 12, alternate functions include TIM1_CH3N, SPI4_SCK, FMC_D9, LCD_B4
66 PE13 bidirectional GPIO Port E pin 13, alternate functions include TIM1_CH3, SPI4_MISO, FMC_D10, LCD_DE
67 PE14 bidirectional GPIO Port E pin 14, alternate functions include TIM1_CH4, SPI4_MOSI, FMC_D11, LCD_CLK
68 PE15 bidirectional GPIO Port E pin 15, alternate functions include TIM1_BKIN, FMC_D12, LCD_R7
69 PB10 bidirectional GPIO Port B pin 10, alternate functions include TIM2_CH3, I2C2_SCL, SPI2_SCK/I2S2_CK, USART3_TX, OTG_HS_ULPI_D3, ETH_MII_RX_ER, LCD_G4
70 PB11 bidirectional GPIO Port B pin 11, alternate functions include TIM2_CH4, I2C2_SDA, USART3_RX, OTG_HS_ULPI_D4, ETH_MII_TX_EN/ETH_RMII_TX_EN, LCD_G5
71 VCAP_1 power_in Capacitive load connection for internal voltage regulator (2.2 µF ceramic capacitor required)
72 VDD power_in Positive supply voltage (1.7-3.6 V)
73 PB12 bidirectional GPIO Port B pin 12, alternate functions include TIM1_BKIN, I2C2_SMBA, SPI2_NSS/I2S2_WS, USART3_CK, CAN2_RX, OTG_HS_ULPI_D5, ETH_MII_TXD0/ETH_RMII_TXD0, OTG_HS_ID
74 PB13 bidirectional GPIO Port B pin 13, alternate functions include TIM1_CH1N, SPI2_SCK/I2S2_CK, USART3_CTS, CAN2_TX, OTG_HS_ULPI_D6, ETH_MII_TXD1/ETH_RMII_TXD1, OTG_HS_VBUS
75 PB14 bidirectional GPIO Port B pin 14, alternate functions include TIM1_CH2N, TIM8_CH2N, SPI2_MISO, I2S2ext_SD, USART3_RTS, TIM12_CH1, OTG_HS_DM
76 PB15 bidirectional GPIO Port B pin 15, alternate functions include RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI/I2S2_SD, TIM12_CH2, OTG_HS_DP
77 PD8 bidirectional GPIO Port D pin 8, alternate functions include USART3_TX, FMC_D13
78 PD9 bidirectional GPIO Port D pin 9, alternate functions include USART3_RX, FMC_D14
79 PD10 bidirectional GPIO Port D pin 10, alternate functions include USART3_CK, FMC_D15, LCD_B3
80 PD11 bidirectional GPIO Port D pin 11, alternate functions include USART3_CTS, FMC_A16
81 PD12 bidirectional GPIO Port D pin 12, alternate functions include TIM4_CH1, USART3_RTS, FMC_A17
82 PD13 bidirectional GPIO Port D pin 13, alternate functions include TIM4_CH2, FMC_A18
83 VSS power_in Ground (Negative supply)
84 VDD power_in Positive supply voltage (1.7-3.6 V)
85 PD14 bidirectional GPIO Port D pin 14, alternate functions include TIM4_CH3, FMC_D0
86 PD15 bidirectional GPIO Port D pin 15, alternate functions include TIM4_CH4, FMC_D1
87 PG2 bidirectional GPIO Port G pin 2, alternate functions include FMC_A12
88 PG3 bidirectional GPIO Port G pin 3, alternate functions include FMC_A13
89 PG4 bidirectional GPIO Port G pin 4, alternate functions include FMC_A14/FMC_BA0
90 PG5 bidirectional GPIO Port G pin 5, alternate functions include FMC_A15/FMC_BA1
91 PG6 bidirectional GPIO Port G pin 6, alternate functions include FMC_INT2, DCMI_D12, LCD_R7
92 PG7 bidirectional GPIO Port G pin 7, alternate functions include USART6_CK, FMC_INT3, DCMI_D13, LCD_CLK
93 PG8 bidirectional GPIO Port G pin 8, alternate functions include SPI6_NSS, USART6_RTS, ETH_PPS_OUT, FMC_SDCLK
94 VSS power_in Ground (Negative supply)
95 VDD power_in Positive supply voltage (1.7-3.6 V)
96 PC6 bidirectional GPIO Port C pin 6, alternate functions include TIM3_CH1, TIM8_CH1, I2S2_MCK, USART6_TX, SDIO_D6, DCMI_D0, LCD_HSYNC
97 PC7 bidirectional GPIO Port C pin 7, alternate functions include TIM3_CH2, TIM8_CH2, I2S3_MCK, USART6_RX, SDIO_D7, DCMI_D1, LCD_G6
98 PC8 bidirectional GPIO Port C pin 8, alternate functions include TIM3_CH3, TIM8_CH3, USART6_CK, SDIO_D0, DCMI_D2
99 PC9 bidirectional GPIO Port C pin 9, alternate functions include MCO2, TIM3_CH4, TIM8_CH4, I2C3_SDA, I2S_CKIN, SDIO_D1, DCMI_D3
100 PA8 bidirectional GPIO Port A pin 8, alternate functions include MCO1, TIM1_CH1, I2C3_SCL, USART1_CK, OTG_FS_SOF, LCD_R6
101 PA9 bidirectional GPIO Port A pin 9, alternate functions include TIM1_CH2, I2C3_SMBA, USART1_TX, DCMI_D0, OTG_FS_VBUS
102 PA10 bidirectional GPIO Port A pin 10, alternate functions include TIM1_CH3, USART1_RX, OTG_FS_ID, DCMI_D1
103 PA11 bidirectional GPIO Port A pin 11, alternate functions include TIM1_CH4, USART1_CTS, CAN1_RX, LCD_R4, OTG_FS_DM
104 PA12 bidirectional GPIO Port A pin 12, alternate functions include TIM1_ETR, USART1_RTS, CAN1_TX, LCD_R5, OTG_FS_DP
105 PA13 bidirectional GPIO Port A pin 13, alternate functions include JTMS-SWDIO debug interface
106 VCAP_2 power_in Capacitive load connection for internal voltage regulator (2.2 µF ceramic capacitor required)
107 VSS power_in Ground (Negative supply)
108 VDD power_in Positive supply voltage (1.7-3.6 V)
109 PA14 bidirectional GPIO Port A pin 14, alternate functions include JTCK-SWCLK debug interface
110 PA15 bidirectional GPIO Port A pin 15, alternate functions include JTDI debug interface, TIM2_CH1/TIM2_ETR, SPI1_NSS, SPI3_NSS/I2S3_WS
111 PC10 bidirectional GPIO Port C pin 10, alternate functions include SPI3_SCK/I2S3_CK, USART3_TX, UART4_TX, SDIO_D2, DCMI_D8, LCD_R2
112 PC11 bidirectional GPIO Port C pin 11, alternate functions include I2S3ext_SD, SPI3_MISO, USART3_RX, UART4_RX, SDIO_D3, DCMI_D4
113 PC12 bidirectional GPIO Port C pin 12, alternate functions include SPI3_MOSI/I2S3_SD, USART3_CK, UART5_TX, SDIO_CK, DCMI_D9
114 PD0 bidirectional GPIO Port D pin 0, alternate functions include CAN1_RX, FMC_D2
115 PD1 bidirectional GPIO Port D pin 1, alternate functions include CAN1_TX, FMC_D3
116 PD2 bidirectional GPIO Port D pin 2, alternate functions include TIM3_ETR, UART5_RX, SDIO_CMD, DCMI_D11
117 PD3 bidirectional GPIO Port D pin 3, alternate functions include SPI2_SCK/I2S2_CK, USART2_CTS, FMC_CLK, DCMI_D5, LCD_G7
118 PD4 bidirectional GPIO Port D pin 4, alternate functions include USART2_RTS, FMC_NOE
119 PD5 bidirectional GPIO Port D pin 5, alternate functions include USART2_TX, FMC_NWE
120 VSS power_in Ground (Negative supply)
121 VDD power_in Positive supply voltage (1.7-3.6 V)
122 PD6 bidirectional GPIO Port D pin 6, alternate functions include SPI3_MOSI/I2S3_SD, SAI1_SD_A, USART2_RX, FMC_NWAIT, DCMI_D10, LCD_B2
123 PD7 bidirectional GPIO Port D pin 7, alternate functions include USART2_CK, FMC_NE1/FMC_NCE2
124 PG9 bidirectional GPIO Port G pin 9, alternate functions include USART6_RX, FMC_NE2/FMC_NCE3, DCMI_VSYNC
125 PG10 bidirectional GPIO Port G pin 10, alternate functions include LCD_G3, FMC_NCE4_1/FMC_NE3, DCMI_D2, LCD_B2
126 PG11 bidirectional GPIO Port G pin 11, alternate functions include ETH_MII_TX_EN/ETH_RMII_TX_EN, FMC_NCE4_2, DCMI_D3, LCD_B3
127 PG12 bidirectional GPIO Port G pin 12, alternate functions include SPI6_MISO, USART6_RTS, LCD_B4, FMC_NE4, LCD_B1
128 PG13 bidirectional GPIO Port G pin 13, alternate functions include SPI6_SCK, USART6_CTS, ETH_MII_TXD0/ETH_RMII_TXD0, FMC_A24
129 PG14 bidirectional GPIO Port G pin 14, alternate functions include SPI6_MOSI, USART6_TX, ETH_MII_TXD1/ETH_RMII_TXD1, FMC_A25
130 VSS power_in Ground (Negative supply)
131 VDD power_in Positive supply voltage (1.7-3.6 V)
132 PG15 bidirectional GPIO Port G pin 15, alternate functions include USART6_CTS, FMC_SDNCAS, DCMI_D13
133 PB3 bidirectional GPIO Port B pin 3, alternate functions include JTDO/TRACESWO debug interface, TIM2_CH2, SPI1_SCK, SPI3_SCK/I2S3_CK
134 PB4 bidirectional GPIO Port B pin 4, alternate functions include NJTRST debug interface, TIM3_CH1, SPI1_MISO, SPI3_MISO, I2S3ext_SD
135 PB5 bidirectional GPIO Port B pin 5, alternate functions include TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI/I2S3_SD, CAN2_RX, OTG_HS_ULPI_D7, ETH_PPS_OUT, FMC_SDCKE1, DCMI_D10
136 PB6 bidirectional GPIO Port B pin 6, alternate functions include TIM4_CH1, I2C1_SCL, USART1_TX, CAN2_TX, FMC_SDNE1, DCMI_D5
137 PB7 bidirectional GPIO Port B pin 7, alternate functions include TIM4_CH2, I2C1_SDA, USART1_RX, FMC_NL, DCMI_VSYNC
138 BOOT0 input Boot selection pin for choosing between Flash, system memory, or embedded SRAM
139 PB8 bidirectional GPIO Port B pin 8, alternate functions include TIM4_CH3, TIM10_CH1, I2C1_SCL, CAN1_RX, ETH_MII_TXD3, SDIO_D4, DCMI_D6, LCD_B6
140 PB9 bidirectional GPIO Port B pin 9, alternate functions include TIM4_CH4, TIM11_CH1, I2C1_SDA, SPI2_NSS/I2S2_WS, CAN1_TX, SDIO_D5, DCMI_D7, LCD_B7
141 PE0 bidirectional GPIO Port E pin 0, alternate functions include TIM4_ETR, UART8_RX, FMC_NBL0, DCMI_D2
142 PE1 bidirectional GPIO Port E pin 1, alternate functions include UART8_TX, FMC_NBL1, DCMI_D3
143 PDR_ON input
144 VDD power_in Positive supply voltage (1.7-3.6 V)

Key specifications

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

CAD (KiCad official)

  • Symbol: STM32F429ZIT6
  • Footprint: Package_QFP:LQFP-144_20x20mm_P0.5mm
  • 3D model: LQFP-144(20x20) (KiCad packages3D, STEP)
  • 3D model files: stm32f429zit6-etched.step / stm32f429zit6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32f429zit6.step / stm32f429zit6.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