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GD32F305VET6

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GigaDevice Semicon Beijing Microcontroller Units (MCUs/MPUs/SOCs), LQFP-100(14x14). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Contents

README

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GD32F305VET6

GigaDevice Semicon Beijing · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-100(14x14)

GD32F305VET6 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 5 V tolerant I/O, default PE2; alternate TRACECK, EXMC_A23.
2 PE3 bidirectional 5 V tolerant I/O, default PE3; alternate TRACED0, EXMC_A19.
3 PE4 bidirectional 5 V tolerant I/O, default PE4; alternate TRACED1, EXMC_A20.
4 PE5 bidirectional 5 V tolerant I/O, default PE5; alternate TRACED2, EXMC_A21; remap TIMER8_CH0 (GD32F305VG only).
5 PE6 bidirectional 5 V tolerant I/O, default PE6; alternate TRACED3, EXMC_A22; remap TIMER8_CH1 (GD32F305VG only).
6 VBAT power_in Backup battery supply pin.
7 PC13-TAMPER-RTC bidirectional I/O, default PC13; alternate TAMPER-RTC.
8 PC14-OSC32IN bidirectional I/O, default PC14; alternate OSC32IN.
9 PC15-OSC32OUT bidirectional I/O, default PC15; alternate OSC32OUT.
10 VSS_5 power_in Ground pin VSS_5.
11 VDD_5 power_in Digital supply pin VDD_5.
12 OSCIN input Oscillator input, default OSCIN; remap PD0.
13 OSCOUT output Oscillator output, default OSCOUT; remap PD1.
14 NRST bidirectional Reset pin, default NRST.
15 PC0 bidirectional I/O, default PC0; alternate ADC01_IN10.
16 PC1 bidirectional I/O, default PC1; alternate ADC01_IN11.
17 PC2 bidirectional I/O, default PC2; alternate ADC01_IN12.
18 PC3 bidirectional I/O, default PC3; alternate ADC01_IN13.
19 VSSA power_in Analog ground pin.
20 VREF- power_in Negative ADC/DAC reference voltage pin.
21 VREF+ power_in Positive ADC/DAC reference voltage pin.
22 VDDA power_in Analog supply pin.
23 PA0-WKUP bidirectional I/O, default PA0; alternate WKUP, USART1_CTS, ADC01_IN0, TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI (VE/G only).
24 PA1 bidirectional I/O, default PA1; alternate USART1_RTS, ADC01_IN1, TIMER1_CH1, TIMER4_CH1.
25 PA2 bidirectional I/O, default PA2; alternate USART1_TX, ADC01_IN2, TIMER1_CH2, TIMER4_CH2, TIMER8_CH0 (VG only), SPI0_IO2.
26 PA3 bidirectional I/O, default PA3; alternate USART1_RX, ADC01_IN3, TIMER1_CH3, TIMER4_CH3, TIMER8_CH1 (VG only), SPI0_IO3.
27 VSS_4 power_in Ground pin VSS_4.
28 VDD_4 power_in Digital supply pin VDD_4.
29 PA4 bidirectional I/O, default PA4; alternate SPI0_NSS, USART1_CK, ADC01_IN4, DAC_OUT0; remap SPI2_NSS, I2S2_WS.
30 PA5 bidirectional I/O, default PA5; alternate SPI0_SCK, ADC01_IN5, DAC_OUT1.
31 PA6 bidirectional I/O, default PA6; alternate SPI0_MISO, ADC01_IN6, TIMER2_CH0, TIMER7_BRKIN, TIMER12_CH0 (VG only); remap TIMER0_BRKIN.
32 PA7 bidirectional I/O, default PA7; alternate SPI0_MOSI, ADC01_IN7, TIMER2_CH1, TIMER7_CH0_ON, TIMER13_CH0 (VG only); remap TIMER0_CH0_ON.
33 PC4 bidirectional I/O, default PC4; alternate ADC01_IN14.
34 PC5 bidirectional I/O, default PC5; alternate ADC01_IN15.
35 PB0 bidirectional I/O, default PB0; alternate ADC01_IN8, TIMER2_CH2, TIMER7_CH1_ON; remap TIMER0_CH1_ON.
36 PB1 bidirectional I/O, default PB1; alternate ADC01_IN9, TIMER2_CH3, TIMER7_CH2_ON; remap TIMER0_CH2_ON.
37 PB2 bidirectional 5 V tolerant I/O, default PB2, BOOT1.
38 PE7 bidirectional 5 V tolerant I/O, default PE7; alternate EXMC_D4; remap TIMER0_ETI.
39 PE8 bidirectional 5 V tolerant I/O, default PE8; alternate EXMC_D5; remap TIMER0_CH0_ON.
40 PE9 bidirectional 5 V tolerant I/O, default PE9; alternate EXMC_D6; remap TIMER0_CH0.
41 PE10 bidirectional 5 V tolerant I/O, default PE10; alternate EXMC_D7; remap TIMER0_CH1_ON.
42 PE11 bidirectional 5 V tolerant I/O, default PE11; alternate EXMC_D8; remap TIMER0_CH1.
43 PE12 bidirectional 5 V tolerant I/O, default PE12; alternate EXMC_D9; remap TIMER0_CH2_ON.
44 PE13 bidirectional 5 V tolerant I/O, default PE13; alternate EXMC_D10; remap TIMER0_CH2.
45 PE14 bidirectional 5 V tolerant I/O, default PE14; alternate EXMC_D11; remap TIMER0_CH3.
46 PE15 bidirectional 5 V tolerant I/O, default PE15; alternate EXMC_D12; remap TIMER0_BRKIN.
47 PB10 bidirectional 5 V tolerant I/O, default PB10; alternate I2C1_SCL, USART2_TX; remap TIMER1_CH2.
48 PB11 bidirectional 5 V tolerant I/O, default PB11; alternate I2C1_SDA, USART2_RX; remap TIMER1_CH3.
49 VSS_1 power_in Ground pin VSS_1.
50 VDD_1 power_in Digital supply pin VDD_1.
51 PB12 bidirectional 5 V tolerant I/O, default PB12; alternate SPI1_NSS, I2C1_SMBA, USART2_CK, TIMER0_BRKIN, I2S1_WS, CAN1_RX.
52 PB13 bidirectional 5 V tolerant I/O, default PB13; alternate SPI1_SCK, USART2_CTS, TIMER0_CH0_ON, I2S1_CK, CAN1_TX.
53 PB14 bidirectional 5 V tolerant I/O, default PB14; alternate SPI1_MISO, USART2_RTS, TIMER0_CH1_ON, TIMER11_CH0 (VG only).
54 PB15 bidirectional 5 V tolerant I/O, default PB15; alternate SPI1_MOSI, TIMER0_CH2_ON, I2S1_SD, TIMER11_CH1 (VG only).
55 PD8 bidirectional 5 V tolerant I/O, default PD8; alternate EXMC_D13; remap USART2_TX.
56 PD9 bidirectional 5 V tolerant I/O, default PD9; alternate EXMC_D14; remap USART2_RX.
57 PD10 bidirectional 5 V tolerant I/O, default PD10; alternate EXMC_D15; remap USART2_CK.
58 PD11 bidirectional 5 V tolerant I/O, default PD11; alternate EXMC_A16; remap USART2_CTS.
59 PD12 bidirectional 5 V tolerant I/O, default PD12; alternate EXMC_A17; remap TIMER3_CH0, USART2_RTS.
60 PD13 bidirectional 5 V tolerant I/O, default PD13; alternate EXMC_A18; remap TIMER3_CH1.
61 PD14 bidirectional 5 V tolerant I/O, default PD14; alternate EXMC_D0; remap TIMER3_CH2.
62 PD15 bidirectional 5 V tolerant I/O, default PD15; alternate EXMC_D1; remap TIMER3_CH3, CTC_SYNC.
63 PC6 bidirectional 5 V tolerant I/O, default PC6; alternate I2S1_MCK, TIMER7_CH0 (VE/G only); remap TIMER2_CH0.
64 PC7 bidirectional 5 V tolerant I/O, default PC7; alternate I2S2_MCK, TIMER7_CH1 (VE/G only); remap TIMER2_CH1.
65 PC8 bidirectional 5 V tolerant I/O, default PC8; alternate TIMER7_CH2 (VE/G only); remap TIMER2_CH2.
66 PC9 bidirectional 5 V tolerant I/O, default PC9; alternate TIMER7_CH3 (VE/G only); remap TIMER2_CH3.
67 PA8 bidirectional 5 V tolerant I/O, default PA8; alternate USART0_CK, TIMER0_CH0, CK_OUT0, USBFS_SOF, CTC_SYNC.
68 PA9 bidirectional 5 V tolerant I/O, default PA9; alternate USART0_TX, TIMER0_CH1, USBFS_VBUS.
69 PA10 bidirectional 5 V tolerant I/O, default PA10; alternate USART0_RX, TIMER0_CH2, USBFS_ID.
70 PA11 bidirectional 5 V tolerant I/O, default PA11; alternate USART0_CTS, CAN0_RX, USBFS_DM, TIMER0_CH3.
71 PA12 bidirectional 5 V tolerant I/O, default PA12; alternate USART0_RTS, USBFS_DP, CAN0_TX, TIMER0_ETI.
72 PA13 bidirectional 5 V tolerant I/O, default JTMS, SWDIO; remap PA13.
73 NC unconnected No connect.
74 VSS_2 power_in Ground pin VSS_2.
75 VDD_2 power_in Digital supply pin VDD_2.
76 PA14 bidirectional 5 V tolerant I/O, default JTCK, SWCLK; remap PA14.
77 PA15 bidirectional 5 V tolerant I/O, default JTDI; alternate SPI2_NSS, I2S2_WS; remap TIMER1_CH0, TIMER1_ETI, PA15, SPI0_NSS.
78 PC10 bidirectional 5 V tolerant I/O, default PC10; alternate UART3_TX; remap USART2_TX, SPI2_SCK, I2S2_CK.
79 PC11 bidirectional 5 V tolerant I/O, default PC11; alternate UART3_RX; remap USART2_RX, SPI2_MISO.
80 PC12 bidirectional 5 V tolerant I/O, default PC12; alternate UART4_TX; remap USART2_CK, SPI2_MOSI, I2S2_SD.
81 PD0 bidirectional 5 V tolerant I/O, default PD0; alternate EXMC_D2; remap CAN0_RX, OSCIN.
82 PD1 bidirectional 5 V tolerant I/O, default PD1; alternate EXMC_D3; remap CAN0_TX, OSCOUT.
83 PD2 bidirectional 5 V tolerant I/O, default PD2; alternate TIMER2_ETI, UART4_RX.
84 PD3 bidirectional 5 V tolerant I/O, default PD3; alternate EXMC_CLK; remap USART1_CTS.
85 PD4 bidirectional 5 V tolerant I/O, default PD4; alternate EXMC_NOE; remap USART1_RTS.
86 PD5 bidirectional 5 V tolerant I/O, default PD5; alternate EXMC_NWE; remap USART1_TX.
87 PD6 bidirectional 5 V tolerant I/O, default PD6; alternate EXMC_NWAIT; remap USART1_RX.
88 PD7 bidirectional 5 V tolerant I/O, default PD7; alternate EXMC_NE0, EXMC_NCE1; remap USART1_CK.
89 PB3 bidirectional 5 V tolerant I/O, default JTDO; alternate SPI2_SCK, I2S2_CK; remap PB3, TRACESWO, TIMER1_CH1, SPI0_SCK.
90 PB4 bidirectional 5 V tolerant I/O, default NJTRST; alternate SPI2_MISO; remap TIMER2_CH0, PB4, SPI0_MISO.
91 PB5 bidirectional I/O, default PB5; alternate I2C0_SMBA, SPI2_MOSI, I2S2_SD; remap TIMER2_CH1, SPI0_MOSI, CAN1_RX.
92 PB6 bidirectional 5 V tolerant I/O, default PB6; alternate I2C0_SCL, TIMER3_CH0; remap USART0_TX, CAN1_TX, SPI0_IO2.
93 PB7 bidirectional 5 V tolerant I/O, default PB7; alternate I2C0_SDA, TIMER3_CH1, EXMC_NADV; remap USART0_RX, SPI0_IO3.
94 BOOT0 input Boot mode selection input, default BOOT0.
95 PB8 bidirectional 5 V tolerant I/O, default PB8; alternate TIMER3_CH2, TIMER9_CH0 (VG only); remap I2C0_SCL, CAN0_RX.
96 PB9 bidirectional 5 V tolerant I/O, default PB9; alternate TIMER3_CH3, TIMER10_CH0 (VG only); remap I2C0_SDA, CAN0_TX.
97 PE0 bidirectional 5 V tolerant I/O, default PE0; alternate TIMER3_ETI, EXMC_NBL0.
98 PE1 bidirectional 5 V tolerant I/O, default PE1; alternate EXMC_NBL1.
99 VSS_3 power_in Ground pin VSS_3.
100 VDD_3 power_in Digital supply pin VDD_3.

Key specifications

Parameter Value
Manufacturer GigaDevice Semicon Beijing
Package LQFP-100(14x14)
Category Single Chip Microcomputer/Microcontroller
Pins 100

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
External voltage range VDD -0.3 3.6 V VSS - 0.3 to VSS + 3.6 48
External analog supply voltage VDDA -0.3 3.6 V VSSA - 0.3 to VSSA + 3.6 48
External battery supply voltage VBAT -0.3 3.6 V VSS - 0.3 to VSS + 3.6 48
Input voltage on other I/O VIN -0.3 3.6 V VSS - 0.3 to 3.6 48
Variations between different VDD power pins /ΔVDDX/ 50 mV 48
Variations between different ground pins /VSSX −VSS/ 50 mV 48
Maximum current for GPIO pins IIO -25 25 mA ±25 48
Operating temperature range TA -40 85 °C 48
Power dissipation of LQFP100 PD 848 mW TA = 85°C 48
Storage temperature range TSTG -65 150 °C 48
Maximum junction temperature TJ 125 °C 48
Supply voltage VDD 2.6 3.3 3.6 V 48
Analog supply voltage VDDA 2.6 3.3 3.6 V Same as VDD 48
Battery supply voltage VBAT 1.8 3.6 V 48
AHB clock frequency fHCLK 120 MHz 49
APB1 clock frequency fAPB1 60 MHz 49
APB2 clock frequency fAPB2 120 MHz 49
VDD fall time rate tVDD 20 μs/V 49
Thermal resistance junction-to-ambient LQFP100 θJA 47.19 °C/W Natural convection, 2S2P PCB 87
Thermal resistance junction-to-board LQFP100 θJB 27.43 °C/W Cold plate, 2S2P PCB 87
Thermal resistance junction-to-case LQFP100 θJC 8.57 °C/W Cold plate, 2S2P PCB 88
Crystal or ceramic frequency (HXTAL) fHXTAL 4 8 32 MHz 2.6 V ≤ VDD ≤ 3.6 V 59
External clock frequency (HXTAL bypass) fHXTAL_ext 1 50 MHz 2.6 V ≤ VDD ≤ 3.6 V 59
OSCIN high or low time tH/L(HXTAL) 5 ns 60
OSCIN rise or fall time tR/F(HXTAL) 10 ns 60
HXTAL bypass duty cycle Ducy(HXTAL) 40 60 % 60
LXTAL bypass external clock frequency fLXTAL_ext 32.768 1000 kHz VDD = 3.3 V 61
IRC8M accuracy, factory-trimmed ACCIRC8M -2.5 2.5 % VDD = VDDA = 3.3 V, TA = -40 °C ~ +85 °C 61
IRC8M accuracy, factory-trimmed ACCIRC8M -1 1 % VDD = VDDA = 3.3 V, TA = 25 °C 61
IRC40K frequency fIRC40K 20 40 45 kHz VDD = VDDA = 3.3 V, TA = -40°C ~ +85 °C 62
IRC48M accuracy, factory-trimmed ACCIRC48M -4 5 % VDD = VDDA = 3.3 V, TA = -40°C ~+85 °C 62
IRC48M accuracy, factory-trimmed ACCIRC48M -2 2 % VDD = VDDA = 3.3 V, TA = 25 °C 62
PLL output clock frequency fPLLOUT 16 120 MHz 63
Flash endurance PECYC 100 kcycles TA = -40 °C ~ +85 °C 64
Word programming time tPROG 47.5 215 μs TA = -40°C ~ +85 °C 64
Page erase time tERASE 45 800 ms TA = -40°C ~ +85 °C 64
Mass erase time tMERASE(512K) 4 48 s TA = -40°C ~ +85 °C 64
Internal pull-up resistor (all pins) RPU 30 40 50 kΩ VIN = VSS 66
Internal pull-down resistor (all pins) RPD 30 40 50 kΩ VIN = VDD 66
Low level output voltage VOL 0.16 V IIO = +8mA, VDD = 3.3 V 66
Low level output voltage VOL 0.4 V IIO = +20mA, VDD = 3.3 V 66
High level output voltage VOH 3.15 V IIO = +8mA, VDD = 3.3 V 66
High level output voltage VOH 2.8 V IIO = +20mA, VDD = 3.3 V 66
ADC operating voltage VDDA 2.6 3.3 3.6 V 67
ADC clock fADC 0.1 40 MHz 67
External input impedance RAIN 32.9 kΩ See Equation 1 67
Input sampling capacitance CADC 5.5 pF No pin/pad capacitance included 67
Positive reference voltage VREF+ 2.6 3.6 V 67
DAC load resistance RLOAD 5 kΩ Resistive load with buffer ON 69
DAC differential non-linearity DNL -5 5 LSB DAC in 12-bit mode 69
DAC integral non-linearity INL -4 4 LSB DAC in 12-bit mode 69
DAC offset error Offset -12 12 LSB DAC in 12-bit mode 69
DAC gain error GE -0.5 0.5 % DAC in 12-bit mode 69
SPI clock frequency fSCK 30 MHz 71
ESD voltage HBM VESD(HBM) 4000 V TA = 25 °C; JS-001-2017 59
ESD voltage CDM VESD(CDM) 750 V TA = 25 °C; JS-002-2018 59
Supply current (Run mode) IDD+IDDA 45.1 mA VDD = VDDA = 3.3 V, HXTAL = 25 MHz, System clock = 120 MHz, All peripherals enabled 49

CAD (KiCad official)

  • Symbol: GD32F305VET6
  • Footprint: Package_QFP:LQFP-100_14x14mm_P0.5mm
  • 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
  • 3D model files: gd32f305vet6-etched.step / gd32f305vet6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32f305vet6.step / gd32f305vet6.glb are the bare package body.

Provenance

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

  • Datasheet: GigaDevice Semicon Beijing datasheet (91 pp, sha256 2c2b16160f8ae1d7, retrieved 2026-10-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-sonnet-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