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STM32F439BIT6

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STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-208(28x28). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.

componentembedded processors & controllersstm32f439bit6factory-2.0.0extractor-text
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Contents

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STM32F439BIT6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-208(28x28)

STM32F439BIT6 from STMicroelectronics, in a LQFP-208(28x28). 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 I/O port with alternate functions: TRACECLK, SPI4_SCK, SAI1_MCLK_A, ETH_MII_TXD3, FMC_A23, EVENTOUT.
2 PE3 bidirectional I/O port with alternate functions: TRACED0, SAI1_SD_B, FMC_A19, EVENTOUT.
3 PE4 bidirectional I/O port with alternate functions: TRACED1, SPI4_NSS, SAI1_FS_A, FMC_A20, DCMI_D4, LCD_B0, EVENTOUT.
4 PE5 bidirectional I/O port with alternate functions: TRACED2, TIM9_CH1, SPI4_MISO, SAI1_SCK_A, FMC_A21, DCMI_D6, LCD_G0, EVENTOUT.
5 PE6 bidirectional I/O port with alternate functions: TRACED3, TIM9_CH2, SPI4_MOSI, SAI1_SD_A, FMC_A22, DCMI_D7, LCD_G1, EVENTOUT.
6 VBAT power_in Battery backup supply pin, 1.7 V to 3.6 V.
7 PI8 bidirectional I/O port (5 V tolerant) with alternate function EVENTOUT and additional function TAMP_2.
8 PC13 bidirectional I/O port (5 V tolerant) with alternate function EVENTOUT and additional function TAMP_1.
9 PC14/OSC32_IN bidirectional I/O port (5 V tolerant) with alternate function EVENTOUT and additional function OSC32_IN for 32 kHz oscillator.
10 PC15/OSC32_OUT bidirectional I/O port (5 V tolerant) with alternate function EVENTOUT and additional function OSC32_OUT for 32 kHz oscillator.
11 PI9 bidirectional I/O port with alternate functions: CAN1_RX, FMC_D30, LCD_VSYNC, EVENTOUT.
12 PI10 bidirectional I/O port with alternate functions: ETH_MII_RX_ER, FMC_D31, LCD_HSYNC, EVENTOUT.
13 PI11 bidirectional I/O port with alternate functions: OTG_HS_ULPI_DIR, EVENTOUT.
14 VSS power_in Ground supply pin.
15 VDD power_in Main supply pin, 1.7 V to 3.6 V.
16 PF0 bidirectional I/O port with alternate functions: I2C2_SDA, FMC_A0, EVENTOUT.
17 PF1 bidirectional I/O port with alternate functions: I2C2_SCL, FMC_A1, EVENTOUT.
18 PF2 bidirectional I/O port with alternate functions: I2C2_SMBA, FMC_A2, EVENTOUT.
19 PI12 bidirectional I/O port with alternate functions: LCD_HSYNC, EVENTOUT.
20 PI13 bidirectional I/O port with alternate functions: LCD_VSYNC, EVENTOUT.
21 PI14 bidirectional I/O port with alternate functions: LCD_CLK, EVENTOUT.
22 PF3 bidirectional I/O port (5 V tolerant) with alternate function FMC_A3, EVENTOUT and additional function ADC3_IN9.
23 PF4 bidirectional I/O port (5 V tolerant) with alternate function FMC_A4, EVENTOUT and additional function ADC3_IN14.
24 PF5 bidirectional I/O port (5 V tolerant) with alternate function FMC_A5, EVENTOUT and additional function ADC3_IN15.
25 VSS power_in Ground supply pin.
26 VDD power_in Main supply pin, 1.7 V to 3.6 V.
27 PF6 bidirectional I/O port (5 V tolerant) with alternate functions: TIM10_CH1, SPI5_NSS, SAI1_SD_B, UART7_Rx, FMC_NIORD, EVENTOUT and additional function ADC3_IN4.
28 PF7 bidirectional I/O port (5 V tolerant) with alternate functions: TIM11_CH1, SPI5_SCK, SAI1_MCLK_B, UART7_Tx, FMC_NREG, EVENTOUT and additional function ADC3_IN5.
29 PF8 bidirectional I/O port (5 V tolerant) with alternate functions: SPI5_MISO, SAI1_SCK_B, TIM13_CH1, FMC_NIOWR, EVENTOUT and additional function ADC3_IN6.
30 PF9 bidirectional I/O port (5 V tolerant) with alternate functions: SPI5_MOSI, SAI1_FS_B, TIM14_CH1, FMC_CD, EVENTOUT and additional function ADC3_IN7.
31 PF10 bidirectional I/O port (5 V tolerant) with alternate functions: FMC_INTR, DCMI_D11, LCD_DE, EVENTOUT and additional function ADC3_IN8.
32 PH0/OSC_IN bidirectional I/O port with alternate function EVENTOUT and additional function OSC_IN for main oscillator input.
33 PH1/OSC_OUT bidirectional I/O port with alternate function EVENTOUT and additional function OSC_OUT for main oscillator output.
34 NRST input Bidirectional reset pin with weak pull-up resistor and Schmitt trigger input.
35 PC0 bidirectional I/O port (5 V tolerant) with alternate functions: OTG_HS_ULPI_STP, FMC_SDNWE, EVENTOUT and additional function ADC123_IN10.
36 PC1 bidirectional I/O port (5 V tolerant) with alternate functions: ETH_MDC, EVENTOUT and additional function ADC123_IN11.
37 PC2 bidirectional I/O port (5 V tolerant) with alternate functions: SPI2_MISO, I2S2ext_SD, OTG_HS_ULPI_DIR, ETH_MII_TXD2, FMC_SDNE0, EVENTOUT and additional function ADC123_IN12.
38 PC3 bidirectional I/O port (5 V tolerant) with alternate functions: SPI2_MOSI/I2S2_SD, OTG_HS_ULPI_NXT, ETH_MII_TX_CLK, FMC_SDCKE0, EVENTOUT and additional function ADC123_IN13.
39 VDD power_in Main supply pin, 1.7 V to 3.6 V.
40 VSSA power_in Analog ground supply pin.
41 VREF+ power_in ADC reference high voltage supply, 1.7 V to 3.6 V.
42 VDDA power_in Analog supply pin, 1.7 V to 3.6 V.
43 PA0/WKUP bidirectional I/O port (5 V tolerant) with alternate functions: TIM2_CH1/TIM2_ETR, TIM5_CH1, TIM8_ETR, USART2_CTS, UART4_TX, ETH_MII_CRS, EVENTOUT and additional functions ADC123_IN0/WKUP.
44 PA1 bidirectional I/O port (5 V tolerant) with alternate functions: TIM2_CH2, TIM5_CH2, USART2_RTS, UART4_RX, ETH_MII_RX_CLK/ETH_RMII_REF_CLK, EVENTOUT and additional function ADC123_IN1.
45 PA2 bidirectional I/O port (5 V tolerant) with alternate functions: TIM2_CH3, TIM5_CH3, TIM9_CH1, USART2_TX, ETH_MDIO, EVENTOUT and additional function ADC123_IN2.
46 PH2 bidirectional I/O port with alternate functions: ETH_MII_CRS, FMC_SDCKE0, LCD_R0, EVENTOUT.
47 PH3 bidirectional I/O port with alternate functions: ETH_MII_COL, FMC_SDNE0, LCD_R1, EVENTOUT.
48 PH4 bidirectional I/O port with alternate functions: I2C2_SCL, OTG_HS_ULPI_NXT, EVENTOUT.
49 PH5 bidirectional I/O port with alternate functions: I2C2_SDA, SPI5_NSS, FMC_SDNWE, EVENTOUT.
50 PA3 bidirectional I/O port (5 V tolerant) with alternate functions: TIM2_CH4, TIM5_CH4, TIM9_CH2, USART2_RX, OTG_HS_ULPI_D0, ETH_MII_COL, LCD_B5, EVENTOUT and additional function ADC123_IN3.
51 VSS power_in Ground supply pin.
52 VDD power_in Main supply pin, 1.7 V to 3.6 V.
53 PA4 bidirectional I/O port (3.3 V tolerant) with alternate functions: SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK, OTG_HS_SOF, DCMI_HSYNC, LCD_VSYNC, EVENTOUT and additional function ADC12_IN4/DAC_OUT1.
54 PA5 bidirectional I/O port (3.3 V tolerant) with alternate functions: TIM2_CH1/TIM2_ETR, TIM8_CH1N, SPI1_SCK, OTG_HS_ULPI_CK, EVENTOUT and additional function ADC12_IN5/DAC_OUT2.
55 PA6 bidirectional I/O port (5 V tolerant) with alternate functions: TIM1_BKIN, TIM3_CH1, TIM8_BKIN, SPI1_MISO, TIM13_CH1, DCMI_PIXCLK, LCD_G2, EVENTOUT and additional function ADC12_IN6.
56 PA7 bidirectional I/O port (5 V tolerant) with alternate functions: TIM1_CH1N, TIM3_CH2, TIM8_CH1N, SPI1_MOSI, TIM14_CH1, ETH_MII_RX_DV/ETH_RMII_CRS_DV, EVENTOUT and additional function ADC12_IN7.
57 PC4 bidirectional I/O port (5 V tolerant) with alternate functions: ETH_MII_RXD0/ETH_RMII_RXD0, EVENTOUT and additional function ADC12_IN14.
58 PC5 bidirectional I/O port (5 V tolerant) with alternate functions: ETH_MII_RXD1/ETH_RMII_RXD1, EVENTOUT and additional function ADC12_IN15.
59 VDD power_in Main supply pin, 1.7 V to 3.6 V.
60 VSS power_in Ground supply pin.
61 PB0 bidirectional I/O port (5 V tolerant) with alternate functions: TIM1_CH2N, TIM3_CH3, TIM8_CH2N, LCD_R3, OTG_HS_ULPI_D1, ETH_MII_RXD2, EVENTOUT and additional function ADC12_IN8.
62 PB1 bidirectional I/O port (5 V tolerant) with alternate functions: TIM1_CH3N, TIM3_CH4, TIM8_CH3N, LCD_R6, OTG_HS_ULPI_D2, ETH_MII_RXD3, EVENTOUT and additional function ADC12_IN9.
63 PB2/BOOT1 bidirectional I/O port with alternate function EVENTOUT.
64 PI15 bidirectional I/O port with alternate functions: LCD_R0, EVENTOUT.
65 PJ0 bidirectional I/O port with alternate functions: LCD_R1, EVENTOUT.
66 PJ1 bidirectional I/O port with alternate functions: LCD_R2, EVENTOUT.
67 PJ2 bidirectional I/O port with alternate functions: LCD_R3, EVENTOUT.
68 PJ3 bidirectional I/O port with alternate functions: LCD_R4, EVENTOUT.
69 PJ4 bidirectional I/O port with alternate functions: LCD_R5, EVENTOUT.
70 PF11 bidirectional I/O port with alternate functions: SPI5_MOSI, FMC_SDNRAS, DCMI_D12, EVENTOUT.
71 PF12 bidirectional I/O port with alternate functions: FMC_A6, EVENTOUT.
72 VSS power_in Ground supply pin.
73 VDD power_in Main supply pin, 1.7 V to 3.6 V.
74 PF13 bidirectional I/O port with alternate functions: FMC_A7, EVENTOUT.
75 PF14 bidirectional I/O port with alternate functions: FMC_A8, EVENTOUT.
76 PF15 bidirectional I/O port with alternate functions: FMC_A9, EVENTOUT.
77 PG0 bidirectional I/O port with alternate functions: FMC_A10, EVENTOUT.
78 PG1 bidirectional I/O port with alternate functions: FMC_A11, EVENTOUT.
79 PE7 bidirectional I/O port with alternate functions: TIM1_ETR, UART7_Rx, FMC_D4, EVENTOUT.
80 PE8 bidirectional I/O port with alternate functions: TIM1_CH1N, UART7_Tx, FMC_D5, EVENTOUT.
81 PE9 bidirectional I/O port with alternate functions: TIM1_CH1, FMC_D6, EVENTOUT.
82 VSS power_in Ground supply pin.
83 VDD power_in Main supply pin, 1.7 V to 3.6 V.
84 PE10 bidirectional I/O port with alternate functions: TIM1_CH2N, FMC_D7, EVENTOUT.
85 PE11 bidirectional I/O port with alternate functions: TIM1_CH2, SPI4_NSS, FMC_D8, LCD_G3, EVENTOUT.
86 PE12 bidirectional I/O port with alternate functions: TIM1_CH3N, SPI4_SCK, FMC_D9, LCD_B4, EVENTOUT.
87 PE13 bidirectional I/O port with alternate functions: TIM1_CH3, SPI4_MISO, FMC_D10, LCD_DE, EVENTOUT.
88 PE14 bidirectional I/O port with alternate functions: TIM1_CH4, SPI4_MOSI, FMC_D11, LCD_CLK, EVENTOUT.
89 PE15 bidirectional I/O port with alternate functions: TIM1_BKIN, FMC_D12, LCD_R7, EVENTOUT.
90 PB10 bidirectional I/O port with alternate functions: TIM2_CH3, I2C2_SCL, SPI2_SCK/I2S2_CK, USART3_TX, OTG_HS_ULPI_D3, ETH_MII_RX_ER, LCD_G4, EVENTOUT.
91 PB11 bidirectional I/O port with alternate functions: TIM2_CH4, I2C2_SDA, USART3_RX, OTG_HS_ULPI_D4, ETH_MII_TX_EN/ETH_RMII_TX_EN, LCD_G5, EVENTOUT.
92 VCAP_1 power_in Internal regulator capacitor pin 1.
93 VSS power_in Ground supply pin.
94 VDD power_in Main supply pin, 1.7 V to 3.6 V.
95 PJ5 bidirectional I/O port with alternate functions: LCD_R6, EVENTOUT.
96 PH6 bidirectional I/O port with alternate functions: I2C2_SMBA, SPI5_SCK, TIM12_CH1, ETH_MII_RXD2, FMC_SDNE1, DCMI_D8, EVENTOUT.
97 PH7 bidirectional I/O port with alternate functions: I2C3_SCL, SPI5_MISO, ETH_MII_RXD3, FMC_SDCKE1, DCMI_D9, EVENTOUT.
98 PH8 bidirectional I/O port with alternate functions: I2C3_SDA, FMC_D16, DCMI_HSYNC, LCD_R2, EVENTOUT.
99 PH9 bidirectional I/O port with alternate functions: I2C3_SMBA, TIM12_CH2, FMC_D17, DCMI_D0, LCD_R3, EVENTOUT.
100 PH10 bidirectional I/O port with alternate functions: TIM5_CH1, FMC_D18, DCMI_D1, LCD_R4, EVENTOUT.
101 PH11 bidirectional I/O port with alternate functions: TIM5_CH2, FMC_D19, DCMI_D2, LCD_R5, EVENTOUT.
102 PH12 bidirectional I/O port with alternate functions: TIM5_CH3, FMC_D20, DCMI_D3, LCD_R6, EVENTOUT.
103 VDD power_in Main supply pin, 1.7 V to 3.6 V.
104 PB12 bidirectional I/O port with alternate functions: 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, EVENTOUT.
105 PB13 bidirectional I/O port with alternate functions: TIM1_CH1N, SPI2_SCK/I2S2_CK, USART3_CTS, CAN2_TX, OTG_HS_ULPI_D6, ETH_MII_TXD1/ETH_RMII_TXD1, EVENTOUT and additional function OTG_HS_VBUS.
106 PB14 bidirectional I/O port with alternate functions: TIM1_CH2N, TIM8_CH2N, SPI2_MISO, I2S2ext_SD, USART3_RTS, TIM12_CH1, OTG_HS_DM, EVENTOUT.
107 PB15 bidirectional I/O port with alternate functions: RTC_REFIN, TIM1_CH3N, TIM8_CH3N, SPI2_MOSI/I2S2_SD, TIM12_CH2, OTG_HS_DP, EVENTOUT.
108 PD8 bidirectional I/O port with alternate functions: USART3_TX, FMC_D13, EVENTOUT.
109 PD9 bidirectional I/O port with alternate functions: USART3_RX, FMC_D14, EVENTOUT.
110 PD10 bidirectional I/O port with alternate functions: USART3_CK, FMC_D15, LCD_B3, EVENTOUT.
111 PD11 bidirectional I/O port with alternate functions: USART3_CTS, FMC_A16, EVENTOUT.
112 PD12 bidirectional I/O port with alternate functions: TIM4_CH1, USART3_RTS, FMC_A17, EVENTOUT.
113 PD13 bidirectional
114 VSS power_in Ground supply pin.
115 VDD power_in Main supply pin, 1.7 V to 3.6 V.
116 PD14 bidirectional I/O port with alternate functions: TIM4_CH3, FMC_D0, EVENTOUT.
117 PD15 bidirectional I/O port with alternate functions: TIM4_CH4, FMC_D1, EVENTOUT.
118 PJ6 bidirectional I/O port with alternate functions: LCD_R7, EVENTOUT.
119 PJ7 bidirectional I/O port with alternate functions: LCD_G0, EVENTOUT.
120 PJ8 bidirectional I/O port with alternate functions: LCD_G1, EVENTOUT.
121 PJ9 bidirectional I/O port with alternate functions: LCD_G2, EVENTOUT.
122 PJ10 bidirectional I/O port with alternate functions: LCD_G3, EVENTOUT.
123 PJ11 bidirectional I/O port with alternate functions: LCD_G4, EVENTOUT.
124 VDD power_in Main supply pin, 1.7 V to 3.6 V.
125 VSS power_in Ground supply pin.
126 PK0 bidirectional I/O port with alternate functions: LCD_G5, EVENTOUT.
127 PK1 bidirectional I/O port with alternate functions: LCD_G6, EVENTOUT.
128 PK2 bidirectional I/O port with alternate functions: LCD_G7, EVENTOUT.
129 PG2 bidirectional I/O port with alternate functions: FMC_A12, EVENTOUT.
130 PG3 bidirectional I/O port with alternate functions: FMC_A13, EVENTOUT.
131 PG4 bidirectional I/O port with alternate functions: FMC_A14/FMC_BA0, EVENTOUT.
132 PG5 bidirectional I/O port with alternate functions: FMC_A15/FMC_BA1, EVENTOUT.
133 PG6 bidirectional I/O port with alternate functions: FMC_INT2, DCMI_D12, LCD_R7, EVENTOUT.
134 PG7 bidirectional I/O port with alternate functions: USART6_CK, FMC_INT3, DCMI_D13, LCD_CLK, EVENTOUT.
135 PG8 bidirectional I/O port with alternate functions: SPI6_NSS, USART6_RTS, ETH_PPS_OUT, FMC_SDCLK, EVENTOUT.
136 VSS power_in Ground supply pin.
137 VDD power_in Main supply pin, 1.7 V to 3.6 V.
138 PC6 bidirectional I/O port with alternate functions: TIM3_CH1, TIM8_CH1, I2S2_MCK, USART6_TX, SDIO_D6, DCMI_D0, LCD_HSYNC, EVENTOUT.
139 PC7 bidirectional I/O port with alternate functions: TIM3_CH2, TIM8_CH2, I2S3_MCK, USART6_RX, SDIO_D7, DCMI_D1, LCD_G6, EVENTOUT.
140 PC8 bidirectional I/O port with alternate functions: TIM3_CH3, TIM8_CH3, USART6_CK, SDIO_D0, DCMI_D2, EVENTOUT.
141 PC9 bidirectional I/O port with alternate functions: MCO2, TIM3_CH4, TIM8_CH4, I2C3_SDA, I2S_CKIN, SDIO_D1, DCMI_D3, EVENTOUT.
142 PA8 bidirectional I/O port with alternate functions: MCO1, TIM1_CH1, I2C3_SCL, USART1_CK, OTG_FS_SOF, LCD_R6, EVENTOUT.
143 PA9 bidirectional I/O port with alternate functions: TIM1_CH2, I2C3_SMBA, USART1_TX, DCMI_D0, EVENTOUT and additional function OTG_FS_VBUS.
144 PA10 bidirectional I/O port with alternate functions: TIM1_CH3, USART1_RX, OTG_FS_ID, DCMI_D1, EVENTOUT.
145 PA11 bidirectional I/O port with alternate functions: TIM1_CH4, USART1_CTS, CAN1_RX, LCD_R4, OTG_FS_DM, EVENTOUT.
146 PA12 bidirectional I/O port with alternate functions: TIM1_ETR, USART1_RTS, CAN1_TX, LCD_R5, OTG_FS_DP, EVENTOUT.
147 PA13 bidirectional I/O port with alternate functions: JTMS-SWDIO, EVENTOUT for JTAG/SWD debug interface.
148 VCAP_2 power_in Internal regulator capacitor pin 2.
149 VSS power_in Ground supply pin.
150 VDD power_in Main supply pin, 1.7 V to 3.6 V.
151 PH13 bidirectional I/O port with alternate functions: TIM8_CH1N, CAN1_TX, FMC_D21, LCD_G2, EVENTOUT.
152 PH14 bidirectional I/O port with alternate functions: TIM8_CH2N, FMC_D22, DCMI_D4, LCD_G3, EVENTOUT.
153 PH15 bidirectional I/O port with alternate functions: TIM8_CH3N, FMC_D23, DCMI_D11, LCD_G4, EVENTOUT.
154 PI0 bidirectional I/O port with alternate functions: TIM5_CH4, SPI2_NSS/I2S2_WS, FMC_D24, DCMI_D13, LCD_G5, EVENTOUT.
155 PI1 bidirectional I/O port with alternate functions: SPI2_SCK/I2S2_CK, FMC_D25, DCMI_D8, LCD_G6, EVENTOUT.
156 PI2 bidirectional I/O port with alternate functions: TIM8_CH4, SPI2_MISO, I2S2ext_SD, FMC_D26, DCMI_D9, LCD_G7, EVENTOUT.
157 PI3 bidirectional I/O port with alternate functions: TIM8_ETR, SPI2_MOSI/I2S2_SD, FMC_D27, DCMI_D10, EVENTOUT.
158 VDD power_in Main supply pin, 1.7 V to 3.6 V.
159 PA14 bidirectional
160 PA15 bidirectional
161 PC10 bidirectional I/O port with alternate functions: SPI3_SCK/I2S3_CK, USART3_TX, UART4_TX, SDIO_D2, DCMI_D8, LCD_R2, EVENTOUT.
162 PC11 bidirectional I/O port with alternate functions: I2S3ext_SD, SPI3_MISO, USART3_RX, UART4_RX, SDIO_D3, DCMI_D4, EVENTOUT.
163 PC12 bidirectional I/O port with alternate functions: SPI3_MOSI/I2S3_SD, USART3_CK, UART5_TX, SDIO_CK, DCMI_D9, EVENTOUT.
164 PD0 bidirectional I/O port with alternate functions: CAN1_RX, FMC_D2, EVENTOUT.
165 PD1 bidirectional I/O port with alternate functions: CAN1_TX, FMC_D3, EVENTOUT.
166 PD2 bidirectional I/O port with alternate functions: TIM3_ETR, UART5_RX, SDIO_CMD, DCMI_D11, EVENTOUT.
167 PD3 bidirectional I/O port with alternate functions: SPI2_SCK/I2S2_CK, USART2_CTS, FMC_CLK, DCMI_D5, LCD_G7, EVENTOUT.
168 PD4 bidirectional I/O port with alternate functions: USART2_RTS, FMC_NOE, EVENTOUT.
169 PD5 bidirectional
170 VSS power_in Ground supply pin.
171 VDD power_in Main supply pin, 1.7 V to 3.6 V.
172 PD6 bidirectional I/O port with alternate functions: SPI3_MOSI/I2S3_SD, SAI1_SD_A, USART2_RX, FMC_NWAIT, DCMI_D10, LCD_B2, EVENTOUT.
173 PD7 bidirectional I/O port with alternate functions: USART2_CK, FMC_NE1/FMC_NCE2, EVENTOUT.
174 PJ12 bidirectional I/O port with alternate functions: LCD_B0, EVENTOUT.
175 PJ13 bidirectional I/O port with alternate functions: LCD_B1, EVENTOUT.
176 PJ14 bidirectional I/O port with alternate functions: LCD_B2, EVENTOUT.
177 PJ15 bidirectional I/O port with alternate functions: LCD_B3, EVENTOUT.
178 PG9 bidirectional I/O port with alternate functions: USART6_RX, FMC_NE2/FMC_NCE3, DCMI_VSYNC, EVENTOUT.
179 PG10 bidirectional I/O port with alternate functions: LCD_G3, FMC_NCE4_1/FMC_NE3, DCMI_D2, LCD_B2, EVENTOUT.
180 PG11 bidirectional I/O port with alternate functions: ETH_MII_TX_EN/ETH_RMII_TX_EN, FMC_NCE4_2, DCMI_D3, LCD_B3, EVENTOUT.
181 PG12 bidirectional I/O port with alternate functions: SPI6_MISO, USART6_RTS, LCD_B4, FMC_NE4, LCD_B1, EVENTOUT.
182 PG13 bidirectional I/O port with alternate functions: SPI6_SCK, USART6_CTS, ETH_MII_TXD0/ETH_RMII_TXD0, FMC_A24, EVENTOUT.
183 PG14 bidirectional I/O port with alternate functions: SPI6_MOSI, USART6_TX, ETH_MII_TXD1/ETH_RMII_TXD1, FMC_A25, EVENTOUT.
184 VSS power_in Ground supply pin.
185 VDD power_in Main supply pin, 1.7 V to 3.6 V.
186 PK3 bidirectional I/O port with alternate functions: LCD_B4, EVENTOUT.
187 PK4 bidirectional I/O port with alternate functions: LCD_B5, EVENTOUT.
188 PK5 bidirectional I/O port with alternate functions: LCD_B6, EVENTOUT.
189 PK6 bidirectional I/O port with alternate functions: LCD_B7, EVENTOUT.
190 PK7 bidirectional I/O port with alternate functions: LCD_DE, EVENTOUT.
191 PG15 bidirectional I/O port with alternate functions: USART6_CTS, FMC_SDNCAS, DCMI_D13, EVENTOUT.
192 PB3 bidirectional I/O port with alternate functions: JTDO/TRACESWO, TIM2_CH2, SPI1_SCK, SPI3_SCK/I2S3_CK, EVENTOUT.
193 PB4 bidirectional I/O port with alternate functions: NJTRST, TIM3_CH1, SPI1_MISO, SPI3_MISO, I2S3ext_SD, EVENTOUT.
194 PB5 bidirectional I/O port with alternate functions: TIM3_CH2, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI/I2S3_SD, CAN2_RX, OTG_HS_ULPI_D7, ETH_PPS_OUT, FMC_SDCKE1, DCMI_D10, EVENTOUT.
195 PB6 bidirectional I/O port with alternate functions: TIM4_CH1, I2C1_SCL, USART1_TX, CAN2_TX, FMC_SDNE1, DCMI_D5, EVENTOUT.
196 PB7 bidirectional I/O port with alternate functions: TIM4_CH2, I2C1_SDA, USART1_RX, FMC_NL, DCMI_VSYNC, EVENTOUT.
197 BOOT0 input Boot configuration pin (dedicated BOOT0 pin with internal pull-down); 0=boot from Flash, 1=boot from RAM.
198 PB8 bidirectional I/O port with alternate functions: TIM4_CH3, TIM10_CH1, I2C1_SCL, CAN1_RX, ETH_MII_TXD3, SDIO_D4, DCMI_D6, LCD_B6, EVENTOUT.
199 PB9 bidirectional I/O port with alternate functions: TIM4_CH4, TIM11_CH1, I2C1_SDA, SPI2_NSS/I2S2_WS, CAN1_TX, SDIO_D5, DCMI_D7, LCD_B7, EVENTOUT.
200 PE0 bidirectional I/O port with alternate functions: TIM4_ETR, UART8_RX, FMC_NBL0, DCMI_D2, EVENTOUT.
201 PE1 bidirectional I/O port with alternate functions: UART8_Tx, FMC_NBL1, DCMI_D3, EVENTOUT.
202 VSS power_in Ground supply pin.
203 PDR_ON input Power Down Reset control pin for regulator configuration.
204 VDD power_in Main supply pin, 1.7 V to 3.6 V.
205 PI4 bidirectional I/O port with alternate functions: TIM8_BKIN, FMC_NBL2, DCMI_D5, LCD_B4, EVENTOUT.
206 PI5 bidirectional I/O port with alternate functions: TIM8_CH1, FMC_NBL3, DCMI_VSYNC, LCD_B5, EVENTOUT.
207 PI6 bidirectional I/O port with alternate functions: TIM8_CH2, FMC_D28, DCMI_D6, LCD_B6, EVENTOUT.
208 PI7 bidirectional I/O port with alternate functions: TIM8_CH3, FMC_D29, DCMI_D7, LCD_B7, EVENTOUT.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-208(28x28)
Category Embedded Processors & Controllers
Pins 208

CAD (KiCad official)

  • Symbol: STM32F439BIT6
  • Footprint: Package_QFP:LQFP-208_28x28mm_P0.5mm
  • 3D model: LQFP-208(28x28) (KiCad packages3D, STEP)
  • 3D model files: stm32f439bit6-etched.step / stm32f439bit6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32f439bit6.step / stm32f439bit6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (241 pp, sha256 2505988d88e7f454, retrieved 2026-09-29, tier: lcsc)
  • 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