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GD32F425RGT6

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GigaDevice Semicon Beijing Microcontroller Units (MCUs/MPUs/SOCs), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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GD32F425RGT6

GigaDevice Semicon Beijing · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-64(10x10)

GD32F425RGT6 from GigaDevice Semicon Beijing, in a LQFP-64(10x10). 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 VBAT power_in Backup battery supply pin; default function VBAT.
2 PC13-TAMPER-RTC bidirectional 5 V tolerant I/O, default PC13, alternate EVENTOUT, additional RTC_TAMP0, RTC_OUT, RTC_TS.
3 PC14-OSC32IN bidirectional 5 V tolerant I/O, default PC14, alternate EVENTOUT, additional OSC32IN.
4 PC15-OSC32OUT bidirectional 5 V tolerant I/O, default PC15, alternate EVENTOUT, additional OSC32OUT.
5 PH0 bidirectional 5 V tolerant I/O, default PH0 / OSCIN, alternate EVENTOUT.
6 PH1 bidirectional 5 V tolerant I/O, default PH1 / OSCOUT, alternate EVENTOUT.
7 NRST input External reset pin, default function NRST.
8 PC0 bidirectional 5 V tolerant I/O, default PC0, alternate USBHS_ULPI_STP, EVENTOUT, additional ADC012_IN10.
9 PC1 bidirectional 5 V tolerant I/O, default PC1, alternate SPI2_MOSI, I2S2_SD, SPI1_MOSI, I2S1_SD, EVENTOUT, additional ADC012_IN11.
10 PC2 bidirectional 5 V tolerant I/O, default PC2, alternate SPI1_MISO, I2S1_ADD_SD, USBHS_ULPI_DIR, EVENTOUT, additional ADC012_IN12.
11 PC3 bidirectional 5 V tolerant I/O, default PC3, alternate SPI1_MOSI, I2S1_SD, USBHS_ULPI_NXT, EVENTOUT, additional ADC012_IN13.
12 VSSA power_in Analog ground; default function VSSA.
13 VDDA power_in Analog power supply; default function VDDA.
14 PA0-WKUP bidirectional 5 V tolerant I/O, default PA0, alternate TIMER1_CH0, TIMER1_ETI, TIMER4_CH0, TIMER7_ETI, USART1_CTS, UART3_TX, EVENTOUT, additional ADC012_IN0, WKUP.
15 PA1 bidirectional 5 V tolerant I/O, default PA1, alternate TIMER1_CH1, TIMER4_CH1, USART1_RTS, UART3_RX, EVENTOUT, additional ADC012_IN1.
16 PA2 bidirectional 5 V tolerant I/O, default PA2, alternate TIMER1_CH2, TIMER4_CH2, TIMER8_CH0, I2S_CKIN, USART1_TX, EVENTOUT, additional ADC012_IN2.
17 PA3 bidirectional 5 V tolerant I/O, default PA3, alternate TIMER1_CH3, TIMER4_CH3, TIMER8_CH1, I2S1_MCK, USART1_RX, USBHS_ULPI_D0, EVENTOUT, additional ADC012_IN3.
18 VSS power_in Ground; default function VSS.
19 VDD power_in Digital power supply; default function VDD.
20 PA4 bidirectional I/O, default PA4, alternate SPI0_NSS, SPI2_NSS, I2S2_WS, USART1_CK, USBHS_SOF, DCI_HSYNC, EVENTOUT, additional ADC01_IN4, DAC_OUT0.
21 PA5 bidirectional I/O, default PA5, alternate TIMER1_CH0, TIMER1_ETI, TIMER7_CH0_ON, SPI0_SCK, USBHS_ULPI_CK, EVENTOUT, additional ADC01_IN5, DAC_OUT1.
22 PA6 bidirectional 5 V tolerant I/O, default PA6, alternate TIMER0_BRKIN, TIMER2_CH0, TIMER7_BRKIN, SPI0_MISO, I2S1_MCK, TIMER12_CH0, SDIO_CMD, DCI_PIXCLK, EVENTOUT, additional ADC01_IN6.
23 PA7 bidirectional 5 V tolerant I/O, default PA7, alternate TIMER0_CH0_ON, TIMER2_CH1, TIMER7_CH0_ON, SPI0_MOSI, TIMER13_CH0, EVENTOUT, additional ADC01_IN7.
24 PC4 bidirectional 5 V tolerant I/O, default PC4, alternate EVENTOUT, additional ADC01_IN14.
25 PC5 bidirectional 5 V tolerant I/O, default PC5, alternate USART2_RX, EVENTOUT, additional ADC01_IN15.
26 PB0 bidirectional 5 V tolerant I/O, default PB0, alternate TIMER0_CH1_ON, TIMER2_CH2, TIMER7_CH1_ON, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D1, SDIO_D1, EVENTOUT, additional ADC01_IN8, IREF.
27 PB1 bidirectional 5 V tolerant I/O, default PB1, alternate TIMER0_CH2_ON, TIMER2_CH3, TIMER7_CH2_ON, USBHS_ULPI_D2, SDIO_D2, EVENTOUT, additional ADC01_IN9.
28 PB2 bidirectional 5 V tolerant I/O, default PB2 / BOOT1, alternate TIMER1_CH3, SPI2_MOSI, I2S2_SD, USBHS_ULPI_D4, SDIO_CK, EVENTOUT.
29 PB10 bidirectional 5 V tolerant I/O, default PB10, alternate TIMER1_CH2, I2C1_SCL, SPI1_SCK, I2S1_CK, I2S2_MCK, USART2_TX, USBHS_ULPI_D3, SDIO_D7, EVENTOUT.
30 PB11 bidirectional 5 V tolerant I/O, default PB11, alternate TIMER1_CH3, I2C1_SDA, I2S_CKIN, USART2_RX, USBHS_ULPI_D4, EVENTOUT.
31 NC unconnected No connection.
32 VDD power_in Digital power supply; default function VDD.
33 PB12 bidirectional 5 V tolerant I/O, default PB12, alternate TIMER0_BRKIN, I2C1_SMBA, SPI1_NSS, I2S1_WS, USART2_CK, CAN1_RX, USBHS_ULPI_D5, USBHS_ID, EVENTOUT.
34 PB13 bidirectional 5 V tolerant I/O, default PB13, alternate TIMER0_CH0_ON, SPI1_SCK, I2S1_CK, USART2_CTS, CAN1_TX, USBHS_ULPI_D6, EVENTOUT, I2C1_TXFRAME, additional USBHS_VBUS.
35 PB14 bidirectional 5 V tolerant I/O, default PB14, alternate TIMER0_CH1_ON, TIMER7_CH1_ON, SPI1_MISO, I2S1_ADD_SD, USART2_RTS, TIMER11_CH0, USBHS_DM, EVENTOUT.
36 PB15 bidirectional 5 V tolerant I/O, default PB15, alternate RTC_REFIN, TIMER0_CH2_ON, TIMER7_CH2_ON, SPI1_MOSI, I2S1_SD, TIMER11_CH1, USBHS_DP, EVENTOUT.
37 PC6 bidirectional 5 V tolerant I/O, default PC6, alternate TIMER2_CH0, TIMER7_CH0, I2S1_MCK, USART5_TX, SDIO_D6, DCI_D0, EVENTOUT.
38 PC7 bidirectional 5 V tolerant I/O, default PC7, alternate TIMER2_CH1, TIMER7_CH1, SPI1_SCK, I2S1_CK, I2S2_MCK, USART5_RX, SDIO_D7, DCI_D1, EVENTOUT.
39 PC8 bidirectional 5 V tolerant I/O, default PC8, alternate TRACED0, TIMER2_CH2, TIMER7_CH2, USART5_CK, SDIO_D0, DCI_D2, EVENTOUT.
40 PC9 bidirectional 5 V tolerant I/O, default PC9, alternate CK_OUT1, TIMER2_CH3, TIMER7_CH3, I2C2_SDA, I2S_CKIN, SDIO_D1, DCI_D3, EVENTOUT.
41 PA8 bidirectional 5 V tolerant I/O, default PA8, alternate CK_OUT0, TIMER0_CH0, I2C2_SCL, USART0_CK, USBFS_SOF, SDIO_D1, EVENTOUT, CTC_SYNC.
42 PA9 bidirectional 5 V tolerant I/O, default PA9, alternate TIMER0_CH1, I2C2_SMBA, SPI1_SCK, I2S1_CK, USART0_TX, SDIO_D2, DCI_D0, EVENTOUT, additional USBFS_VBUS.
43 PA10 bidirectional 5 V tolerant I/O, default PA10, alternate TIMER0_CH2, USART0_RX, USBFS_ID, DCI_D1, EVENTOUT, I2C2_TXFRAME.
44 PA11 bidirectional 5 V tolerant I/O, default PA11, alternate TIMER0_CH3, USART0_CTS, USART5_TX, CAN0_RX, USBFS_DM, EVENTOUT.
45 PA12 bidirectional 5 V tolerant I/O, default PA12, alternate TIMER0_ETI, USART0_RTS, USART5_RX, CAN0_TX, USBFS_DP, EVENTOUT.
46 PA13 bidirectional 5 V tolerant I/O, default JTMS, SWDIO, PA13, alternate EVENTOUT.
47 NC unconnected No connection.
48 VDD power_in Digital power supply; default function VDD.
49 PA14 bidirectional 5 V tolerant I/O, default JTCK, SWCLK, PA14, alternate EVENTOUT.
50 PA15 bidirectional 5 V tolerant I/O, default JTDI, PA15, alternate TIMER1_CH0, TIMER1_ETI, SPI0_NSS, SPI2_NSS, I2S2_WS, USART0_TX, EVENTOUT.
51 PC10 bidirectional 5 V tolerant I/O, default PC10, alternate SPI2_SCK, I2S2_CK, USART2_TX, UART3_TX, SDIO_D2, DCI_D8, EVENTOUT.
52 PC11 bidirectional 5 V tolerant I/O, default PC11, alternate I2S2_ADD_SD, SPI2_MISO, USART2_RX, UART3_RX, SDIO_D3, DCI_D4, EVENTOUT.
53 PC12 bidirectional 5 V tolerant I/O, default PC12, alternate I2C1_SDA, SPI2_MOSI, I2S2_SD, USART2_CK, UART4_TX, SDIO_CK, DCI_D9, EVENTOUT.
54 PD2 bidirectional 5 V tolerant I/O, default PD2, alternate TIMER2_ETI, UART4_RX, SDIO_CMD, DCI_D11, EVENTOUT.
55 PB3 bidirectional 5 V tolerant I/O, default JTDO, PB3, alternate TRACESWO, TIMER1_CH1, SPI0_SCK, SPI2_SCK, I2S2_CK, USART0_RX, I2C1_SDA, EVENTOUT.
56 PB4 bidirectional 5 V tolerant I/O, default NJTRST, PB4, alternate TIMER2_CH0, SPI0_MISO, SPI2_MISO, I2S2_ADD_SD, I2C2_SDA, SDIO_D0, EVENTOUT, I2C0_TXFRAME.
57 PB5 bidirectional 5 V tolerant I/O, default PB5, alternate TIMER2_CH1, I2C0_SMBA, SPI0_MOSI, SPI2_MOSI, I2S2_SD, CAN1_RX, USBHS_ULPI_D7, DCI_D10, EVENTOUT.
58 PB6 bidirectional 5 V tolerant I/O, default PB6, alternate TIMER3_CH0, I2C0_SCL, USART0_TX, CAN1_TX, DCI_D5, EVENTOUT.
59 PB7 bidirectional 5 V tolerant I/O, default PB7, alternate TIMER3_CH1, I2C0_SDA, USART0_RX, DCI_VSYNC, EVENTOUT.
60 BOOT0 input 5 V tolerant boot mode selection pin; default function BOOT0.
61 PB8 bidirectional 5 V tolerant I/O, default PB8, alternate TIMER1_CH0, TIMER1_ETI, TIMER3_CH2, TIMER9_CH0, I2C0_SCL, CAN0_RX, SDIO_D4, DCI_D6, EVENTOUT.
62 PB9 bidirectional 5 V tolerant I/O, default PB9, alternate TIMER1_CH1, TIMER3_CH3, TIMER10_CH0, I2C0_SDA, SPI1_NSS, I2S1_WS, CAN0_TX, SDIO_D5, DCI_D7, EVENTOUT.
63 VSS power_in Ground; default function VSS.
64 VDD power_in Digital power supply; default function VDD.

Key specifications

Parameter Value
Manufacturer GigaDevice Semicon Beijing
Package LQFP-64(10x10)
Category Single Chip Microcomputer/Microcontroller
Pins 64

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 61
External analog supply voltage VDDA -0.3 3.6 V VSSA - 0.3 to VSSA + 3.6 61
External battery supply voltage VBAT -0.3 3.6 V VSS - 0.3 to VSS + 3.6 61
Input voltage on other I/O VIN -0.3 3.6 V VSS - 0.3 to 3.6 61
Variations between different VDD power pins /ΔVDDX/ 50 mV 61
Variations between different ground pins /VSSX −VSS/ 50 mV 61
Maximum current for GPIO pins IIO 25 mA 61
Power dissipation of LQFP64 PD 772 mW TA = 85°C, LQFP64 61
Storage temperature range TSTG -65 150 °C 61
Maximum junction temperature TJ 125 °C 61
Operating temperature range TA -40 85 °C 61
Supply voltage VDD 2.6 3.3 3.6 V 61
Analog supply voltage VDDA 2.6 3.3 3.6 V Same as VDD 61
Battery supply voltage VBAT 1.8 3.6 V 61
AHB clock frequency fHCLK 200 MHz 62
APB1 clock frequency fAPB1 50 MHz 62
APB2 clock frequency fAPB2 100 MHz 62
Thermal resistance junction-to-ambient θJA 51.81 °C/W Natural convection, 2S2P PCB, LQFP64 101
Thermal resistance junction-to-board θJB 33.36 °C/W Cold plate, 2S2P PCB, LQFP64 101
Thermal resistance junction-to-case θJC 11.25 °C/W Cold plate, 2S2P PCB, LQFP64 102
Thermal characterization parameter junction-to-board ᴪJB 33.53 °C/W Natural convection, 2S2P PCB, LQFP64 102
Thermal characterization parameter junction-to-top center ᴪJT 0.49 °C/W Natural convection, 2S2P PCB, LQFP64 102
NRST input low level voltage VIL(NRST) -0.3 0.3 V VDD = VDDA = 3.3 V; max is 0.3 VDD 77
NRST input high level voltage VIH(NRST) 0.7 V VDD = VDDA = 3.3 V; min 0.7 VDD, max VDD + 0.3 77
Standard IO low level input voltage VIL 0.3 V 2.6 V ≤ VDD = VDDA ≤ 3.6 V; max is 0.3 VDD 78
Standard IO high level input voltage VIH 0.7 V 2.6 V ≤ VDD = VDDA ≤ 3.6 V; min is 0.7 VDD 78
Low level output voltage, level 3, 8 mA VOL 0.1 V IO_Speed level 3, IIO = +8 mA, VDD = 3.3 V 78
High level output voltage, level 3, 8 mA VOH 3.18 V IO_Speed level 3, IIO = +8 mA, VDD = 3.3 V 78
ADC operating voltage VDDA 2.6 3.3 3.6 V 81
ADC clock fADC 0.1 40 MHz 81
Sampling rate 12-bit fS 0.007 2.6 MSPS 12-bit 81
External input impedance RAIN 308.6 kΩ See Equation 2 81
IRC16M frequency accuracy, factory-trimmed ACCIRC16M -1 1 % VDD = VDDA = 3.3 V, TA = 25 °C 74
HXTAL crystal frequency fHXTAL 4 25 32 MHz 2.6 V ≤ VDD ≤ 3.6 V 72
Flash endurance PECYC 50 kcycles TA = -40 °C ~ +85 °C 77
Word programming time tPROG 37.5 180 μs TA = -40°C ~ +85°C 77
ESD HBM VESD(HBM) 5000 V TA=25 °C; JS-001-2017 71

CAD (KiCad official)

  • Symbol: GD32F425RGT6
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: gd32f425rgt6-etched.step / gd32f425rgt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32f425rgt6.step / gd32f425rgt6.glb are the bare package body.

Provenance

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

  • Datasheet: GigaDevice Semicon Beijing datasheet (105 pp, sha256 a22ae6ad743aa73a, 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