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GD32F303VET6

Public Made by Adom

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GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

componentembedded processors & controllersgd32f303vet6factory-2.0.0extractor-text
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Symbol & Footprint

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Contents

README

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GD32F303VET6

GigaDevice Semicon Beijing · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)

GD32F303VET6 from GigaDevice Semicon Beijing, in a LQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PE2 bidirectional GPIO PE2, 5 V tolerant, with alternate functions TRACECK and EXMC_A23.
2 PE3 bidirectional GPIO PE3, 5 V tolerant, with alternate functions TRACED0 and EXMC_A19.
3 PE4 bidirectional GPIO PE4, 5 V tolerant, with alternate functions TRACED1 and EXMC_A20.
4 PE5 bidirectional GPIO PE5, 5 V tolerant, with alternate functions TRACED2 and EXMC_A21, and remap TIMER8_CH0.
5 PE6 bidirectional GPIO PE6, 5 V tolerant, with alternate functions TRACED3 and EXMC_A22, and remap TIMER8_CH1.
6 VBAT power_in Backup power supply input for the RTC and backup domain, default function VBAT.
7 PC13-TAMPER-RTC bidirectional GPIO PC13, with alternate functions TAMPER and RTC.
8 PC14-OSC32_IN bidirectional GPIO PC14, with alternate function OSC32_IN (low-speed crystal input).
9 PC15-OSC32_OUT bidirectional GPIO PC15, with alternate function OSC32_OUT (low-speed crystal output).
10 VSS_5 power_in Ground pin for the digital supply domain, default function VSS_5.
11 VDD_5 power_in Digital supply pin, default function VDD_5.
12 OSC_IN input External high-speed crystal oscillator input (HXTAL, 4-16 MHz per the clock tree), remappable to PD0.
13 OSC_OUT output External high-speed crystal oscillator output, remappable to PD1.
14 NRST bidirectional Active-low reset pin, default function NRST.
15 PC0 bidirectional GPIO PC0, with alternate function ADC012_IN10.
16 PC1 bidirectional GPIO PC1, with alternate function ADC012_IN11.
17 PC2 bidirectional GPIO PC2, with alternate function ADC012_IN12.
18 PC3 bidirectional GPIO PC3, with alternate function ADC012_IN13.
19 VSSA power_in Ground pin for the analog domain (ADC/DAC), default function VSSA.
20 VREF- power_in ADC reference voltage negative input, default function VREF-.
21 VREF+ power_in ADC reference voltage positive input, default function VREF+.
22 VDDA power_in Analog supply pin for the ADC, DAC and related analog blocks, default function VDDA.
23 PA0-WKUP bidirectional GPIO PA0, with alternate functions WKUP, USART1_CTS, ADC012_IN0, TIMER1_CH0_ETI, TIMER4_CH0 and TIMER7_ETI.
24 PA1 bidirectional GPIO PA1, with alternate functions USART1_RTS, ADC012_IN1, TIMER1_CH1 and TIMER4_CH1.
25 PA2 bidirectional GPIO PA2, with alternate functions USART1_TX, ADC012_IN2, TIMER1_CH2, TIMER4_CH2, TIMER8_CH0 and SPI0_IO2.
26 PA3 bidirectional GPIO PA3, with alternate functions USART1_RX, ADC012_IN3, TIMER1_CH3, TIMER4_CH3, TIMER8_CH1 and SPI0_IO3.
27 VSS_4 power_in Ground pin for the digital supply domain, default function VSS_4.
28 VDD_4 power_in Digital supply pin, default function VDD_4.
29 PA4 bidirectional GPIO PA4, with alternate functions SPI0_NSS, USART1_CK, ADC01_IN4 and DAC_OUT0, and remap SPI2_NSS and I2S2_WS.
30 PA5 bidirectional GPIO PA5, with alternate functions SPI0_SCK, ADC01_IN5 and DAC_OUT1.
31 PA6 bidirectional GPIO PA6, with alternate functions SPI0_MISO, ADC01_IN6, TIMER2_CH0, TIMER7_BKIN and TIMER12_CH0, and remap TIMER0_BKIN.
32 PA7 bidirectional GPIO PA7, with alternate functions SPI0_MOSI, ADC01_IN7, TIMER2_CH1, TIMER7_CH0_ON and TIMER13_CH0, and remap TIMER0_CH0_ON.
33 PC4 bidirectional GPIO PC4, with alternate function ADC01_IN14.
34 PC5 bidirectional GPIO PC5, with alternate function ADC01_IN15.
35 PB0 bidirectional GPIO PB0, with alternate functions ADC01_IN8, TIMER2_CH2 and TIMER7_CH1_ON, and remap TIMER0_CH1_ON.
36 PB1 bidirectional GPIO PB1, with alternate functions ADC01_IN9, TIMER2_CH3 and TIMER7_CH2_ON, and remap TIMER0_CH2_ON.
37 PB2 bidirectional GPIO PB2, 5 V tolerant, also used as BOOT1.
38 PE7 bidirectional GPIO PE7, 5 V tolerant, with alternate function EXMC_D4, and remap TIMER0_ETI.
39 PE8 bidirectional GPIO PE8, 5 V tolerant, with alternate function EXMC_D5, and remap TIMER0_CH0_ON.
40 PE9 bidirectional GPIO PE9, 5 V tolerant, with alternate function EXMC_D6, and remap TIMER0_CH0.
41 PE10 bidirectional GPIO PE10, 5 V tolerant, with alternate function EXMC_D7, and remap TIMER0_CH1_ON.
42 PE11 bidirectional GPIO PE11, 5 V tolerant, with alternate function EXMC_D8, and remap TIMER0_CH1.
43 PE12 bidirectional GPIO PE12, 5 V tolerant, with alternate function EXMC_D9, and remap TIMER0_CH2_ON.
44 PE13 bidirectional GPIO PE13, 5 V tolerant, with alternate function EXMC_D10, and remap TIMER0_CH2.
45 PE14 bidirectional GPIO PE14, 5 V tolerant, with alternate function EXMC_D11, and remap TIMER0_CH3.
46 PE15 bidirectional GPIO PE15, 5 V tolerant, with alternate function EXMC_D12, and remap TIMER0_BKIN.
47 PB10 bidirectional GPIO PB10, 5 V tolerant, with alternate functions I2C1_SCL and USART2_TX, and remap TIMER1_CH2.
48 PB11 bidirectional GPIO PB11, 5 V tolerant, with alternate functions I2C1_SDA and USART2_RX, and remap TIMER1_CH3.
49 VSS_1 power_in Ground pin for the digital supply domain, default function VSS_1.
50 VDD_1 power_in Digital supply pin, default function VDD_1.
51 PB12 bidirectional GPIO PB12, 5 V tolerant, with alternate functions SPI1_NSS, I2C1_SMBA, USART2_CK, TIMER0_BKIN and I2S1_WS.
52 PB13 bidirectional GPIO PB13, 5 V tolerant, with alternate functions SPI1_SCK, USART2_CTS, TIMER0_CH0_ON and I2S1_CK.
53 PB14 bidirectional GPIO PB14, 5 V tolerant, with alternate functions SPI1_MISO, USART2_RTS, TIMER0_CH1_ON and TIMER11_CH0.
54 PB15 bidirectional GPIO PB15, 5 V tolerant, with alternate functions SPI1_MOSI, TIMER0_CH2_ON, I2S1_SD and TIMER11_CH1.
55 PD8 bidirectional GPIO PD8, 5 V tolerant, with alternate function EXMC_D13, and remap USART2_TX.
56 PD9 bidirectional GPIO PD9, 5 V tolerant, with alternate function EXMC_D14, and remap USART2_RX.
57 PD10 bidirectional GPIO PD10, 5 V tolerant, with alternate function EXMC_D15, and remap USART2_CK.
58 PD11 bidirectional GPIO PD11, 5 V tolerant, with alternate function EXMC_A16, and remap USART2_CTS.
59 PD12 bidirectional GPIO PD12, 5 V tolerant, with alternate function EXMC_A17, and remap TIMER3_CH0 and USART2_RTS.
60 PD13 bidirectional GPIO PD13, 5 V tolerant, with alternate function EXMC_A18, and remap TIMER3_CH1.
61 PD14 bidirectional GPIO PD14, 5 V tolerant, with alternate function EXMC_D0, and remap TIMER3_CH2.
62 PD15 bidirectional GPIO PD15, 5 V tolerant, with alternate function EXMC_D1, and remap TIMER3_CH3 and CTC_SYNC.
63 PC6 bidirectional GPIO PC6, 5 V tolerant, with alternate functions I2S1_MCK, TIMER7_CH0 and SDIO_D6, and remap TIMER2_CH0.
64 PC7 bidirectional GPIO PC7, 5 V tolerant, with alternate functions I2S2_MCK, TIMER7_CH1 and SDIO_D7, and remap TIMER2_CH1.
65 PC8 bidirectional GPIO PC8, 5 V tolerant, with alternate functions TIMER7_CH2 and SDIO_D0, and remap TIMER2_CH2.
66 PC9 bidirectional GPIO PC9, 5 V tolerant, with alternate functions TIMER7_CH3 and SDIO_D1, and remap TIMER2_CH3.
67 PA8 bidirectional GPIO PA8, 5 V tolerant, with alternate functions USART0_CK, TIMER0_CH0, CK_OUT0, VCORE and CTC_SYNC.
68 PA9 bidirectional GPIO PA9, 5 V tolerant, with alternate functions USART0_TX and TIMER0_CH1.
69 PA10 bidirectional GPIO PA10, 5 V tolerant, with alternate functions USART0_RX and TIMER0_CH2.
70 PA11 bidirectional GPIO PA11, 5 V tolerant, with alternate functions USART0_CTS, CAN0_RX, USBDM and TIMER0_CH3.
71 PA12 bidirectional GPIO PA12, 5 V tolerant, with alternate functions USART0_RTS, CAN0_TX, TIMER0_ETI and USBDP.
72 PA13 bidirectional GPIO PA13 (default function JTMS/SWDIO), 5 V tolerant, remappable to PA13.
73 NC unconnected Not connected pin; the datasheet lists no function for it.
74 VSS_2 power_in Ground pin for the digital supply domain, default function VSS_2.
75 VDD_2 power_in Digital supply pin, default function VDD_2.
76 PA14 bidirectional GPIO PA14 (default function JTCK/SWCLK), 5 V tolerant, remappable to PA14.
77 PA15 bidirectional GPIO PA15 (default function JTDI), 5 V tolerant, with alternate functions SPI2_NSS and I2S2_WS, and remap TIMER1_CH0_ETI, PA15 and SPI0_NSS.
78 PC10 bidirectional GPIO PC10, 5 V tolerant, with alternate functions UART3_TX and SDIO_D2, and remap USART2_TX, SPI2_SCK and I2S2_CK.
79 PC11 bidirectional GPIO PC11, 5 V tolerant, with alternate functions UART3_RX and SDIO_D3, and remap USART2_RX and SPI2_MISO.
80 PC12 bidirectional GPIO PC12, 5 V tolerant, with alternate functions UART4_TX and SDIO_CK, and remap USART2_CK, SPI2_MOSI and I2S2_SD.
81 PD0 bidirectional GPIO PD0, 5 V tolerant, with alternate function EXMC_D2, and remap CAN0_RX and OSC_IN.
82 PD1 bidirectional GPIO PD1, 5 V tolerant, with alternate function EXMC_D3, and remap CAN0_TX and OSC_OUT.
83 PD2 bidirectional GPIO PD2, 5 V tolerant, with alternate functions TIMER2_ETI, SDIO_CMD and UART4_RX.
84 PD3 bidirectional GPIO PD3, 5 V tolerant, with alternate function EXMC_CLK, and remap USART1_CTS.
85 PD4 bidirectional GPIO PD4, 5 V tolerant, with alternate function EXMC_NOE, and remap USART1_RTS.
86 PD5 bidirectional GPIO PD5, 5 V tolerant, with alternate function EXMC_NWE, and remap USART1_TX.
87 PD6 bidirectional GPIO PD6, 5 V tolerant, with alternate function EXMC_NWAIT, and remap USART1_RX.
88 PD7 bidirectional GPIO PD7, 5 V tolerant, with alternate functions EXMC_NE0 and EXMC_NCE1, and remap USART1_CK.
89 PB3 bidirectional GPIO PB3 (default function JTDO), 5 V tolerant, with alternate function SPI2_SCK and I2S2_CK, and remap TRACESWO, TIMER1_CH1 and SPI0_SCK.
90 PB4 bidirectional GPIO PB4 (default function NJTRST), 5 V tolerant, with alternate function SPI2_MISO, and remap TIMER2_CH0 and SPI0_MISO.
91 PB5 bidirectional GPIO PB5, with alternate functions I2C0_SMBA, SPI2_MOSI and I2S2_SD, and remap TIMER2_CH1 and SPI0_MOSI.
92 PB6 bidirectional GPIO PB6, 5 V tolerant, with alternate functions I2C0_SCL and TIMER3_CH0, and remap USART0_TX and SPI0_IO2.
93 PB7 bidirectional GPIO PB7, 5 V tolerant, with alternate functions I2C0_SDA, TIMER3_CH1 and EXMC_NADV, and remap USART0_RX and SPI0_IO3.
94 BOOT0 input Boot mode selection input, default function BOOT0.
95 PB8 bidirectional GPIO PB8, 5 V tolerant, with alternate functions TIMER3_CH2, SDIO_D4 and TIMER9_CH0, and remap I2C0_SCL and CAN0_RX.
96 PB9 bidirectional GPIO PB9, 5 V tolerant, with alternate functions TIMER3_CH3, SDIO_D5 and TIMER10_CH0, and remap I2C0_SDA and CAN0_TX.
97 PE0 bidirectional GPIO PE0, 5 V tolerant, with alternate functions TIMER3_ETI and EXMC_NBL0.
98 PE1 bidirectional GPIO PE1, 5 V tolerant, with alternate function EXMC_NBL1.
99 VSS_3 power_in Ground pin for the digital supply domain, default function VSS_3.
100 VDD_3 power_in Digital supply pin, default function VDD_3.

Key specifications

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

CAD (KiCad official)

  • Symbol: GD32F303VET6
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: gd32f303vet6-etched.step / gd32f303vet6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32f303vet6.step / gd32f303vet6.glb are the bare package body.

Provenance

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

  • Datasheet: GigaDevice Semicon Beijing datasheet (52 pp, sha256 41366c018a802521, retrieved 2026-10-09, 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