component
GD32F105RBT6
Public Made by Adomby adom
GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "gd32f105rbt6",
"title": "GD32F105RBT6",
"brief": "GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"embedded processors & controllers",
"gd32f105rbt6",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "GD32F105RBT6",
"manufacturer": "GigaDevice Semicon Beijing",
"package": "LQFP-64(10x10)",
"pin_count": 64,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176298116370432",
"parts": {
"symbol": "gd32f105rbt6.kicad_sym",
"footprint": "gd32f105rbt6.kicad_mod",
"model_3d": "gd32f105rbt6-hero.glb",
"model_3d_plain": "gd32f105rbt6-etched.glb",
"model_3d_step": "gd32f105rbt6-etched.step",
"model_3d_step_plain": "gd32f105rbt6.step",
"lbr": "gd32f105rbt6.lbr"
},
"distributor_links": {
"lcsc": "C81551"
},
"distributor_check": {
"checked_at": "2026-10-18T10:10:38Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
},
"mouser": {
"pn": null,
"status": "quota"
}
},
"pins": [
{
"number": "1",
"name": "VBAT",
"type": "power_in",
"description": "Default function VBAT, listed as a power pin in the pin definition table."
},
{
"number": "2",
"name": "PC13-TAMPER-RTC",
"type": "bidirectional",
"description": "Default function PC13; alternate function TAMPER-RTC."
},
{
"number": "3",
"name": "PC14-OSC32_IN",
"type": "bidirectional",
"description": "Default function PC14; alternate function OSC32_IN (low-speed external oscillator input)."
},
{
"number": "4",
"name": "PC15-OSC32_OUT",
"type": "bidirectional",
"description": "Default function PC15; alternate function OSC32_OUT (low-speed external oscillator output)."
},
{
"number": "5",
"name": "OSC_IN",
"type": "input",
"description": "Default function OSC_IN (high-speed external oscillator input); can be remapped to PD0 on this package."
},
{
"number": "6",
"name": "OSC_OUT",
"type": "output",
"description": "Default function OSC_OUT (high-speed external oscillator output); can be remapped to PD1 on this package."
},
{
"number": "7",
"name": "NRST",
"type": "bidirectional",
"description": "Default function NRST; the pin definition table lists its type as I/O."
},
{
"number": "8",
"name": "PC0",
"type": "bidirectional",
"description": "Default function PC0; alternate function ADC_IN10."
},
{
"number": "9",
"name": "PC1",
"type": "bidirectional",
"description": "Default function PC1; alternate function ADC_IN11."
},
{
"number": "10",
"name": "PC2",
"type": "bidirectional",
"description": "Default function PC2; alternate function ADC_IN12."
},
{
"number": "11",
"name": "PC3",
"type": "bidirectional",
"description": "Default function PC3; alternate function ADC_IN13."
},
{
"number": "12",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground pin for the analog domain (default function VSSA)."
},
{
"number": "13",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply pin; the block diagram shows the ADC and DAC powered by VDDA."
},
{
"number": "14",
"name": "PA0-WKUP",
"type": "bidirectional",
"description": "Default function PA0; alternate functions WKUP, USART2_CTS, ADC_IN0, TM2_CH1_ETR, TM5_CH1 and TM8_ETR."
},
{
"number": "15",
"name": "PA1",
"type": "bidirectional",
"description": "Default function PA1; alternate functions USART2_RTS, ADC_IN1, TM2_CH2 and TM5_CH2."
},
{
"number": "16",
"name": "PA2",
"type": "bidirectional",
"description": "Default function PA2; alternate functions USART2_TX, ADC_IN2, TM2_CH3, TM5_CH3 and TM9_CH1 (remap)."
},
{
"number": "17",
"name": "PA3",
"type": "bidirectional",
"description": "Default function PA3; alternate functions USART2_RX, ADC_IN3, TM2_CH4, TM5_CH4 and TM9_CH2 (remap)."
},
{
"number": "18",
"name": "VSS_4",
"type": "power_in",
"description": "Ground pin VSS_4 for the digital domain."
},
{
"number": "19",
"name": "VDD_4",
"type": "power_in",
"description": "Digital supply pin VDD_4; the device operates from a 2.6 to 3.6 V supply per the general description."
},
{
"number": "20",
"name": "PA4",
"type": "bidirectional",
"description": "Default function PA4; alternate functions SPI1_NSS, USART2_CK, ADC12_IN4 and DAC_OUT1; remap SPI3_NSS and I2S3_WS."
},
{
"number": "21",
"name": "PA5",
"type": "bidirectional",
"description": "Default function PA5; alternate functions SPI1_SCK, ADC12_IN5 and DAC_OUT2."
},
{
"number": "22",
"name": "PA6",
"type": "bidirectional",
"description": "Default function PA6; alternate functions SPI1_MISO, ADC12_IN6, TM3_CH1, TM8_BKIN and TM13_CH1; remap TM1_BKIN."
},
{
"number": "23",
"name": "PA7",
"type": "bidirectional",
"description": "Default function PA7; alternate functions SPI1_MOSI, ADC12_IN7, TM3_CH2, TM8_CH1N and TM14_CH1; remap TM1_CH1N."
},
{
"number": "24",
"name": "PC4",
"type": "bidirectional",
"description": "Default function PC4; alternate function ADC12_IN14."
},
{
"number": "25",
"name": "PC5",
"type": "bidirectional",
"description": "Default function PC5; alternate function ADC12_IN15."
},
{
"number": "26",
"name": "PB0",
"type": "bidirectional",
"description": "Default function PB0; alternate functions ADC12_IN8, TM3_CH3 and TM8_CH2N; remap TM1_CH2N."
},
{
"number": "27",
"name": "PB1",
"type": "bidirectional",
"description": "Default function PB1; alternate functions ADC12_IN9, TM3_CH4 and TM8_CH3N; remap TM1_CH3N."
},
{
"number": "28",
"name": "PB2",
"type": "bidirectional",
"description": "Default function PB2/BOOT1; 5 V tolerant I/O per the pin definition table."
},
{
"number": "29",
"name": "PB10",
"type": "bidirectional",
"description": "Default function PB10 (5 V tolerant); alternate functions I2C2_SCL and USART3_TX; remap TM2_CH3."
},
{
"number": "30",
"name": "PB11",
"type": "bidirectional",
"description": "Default function PB11 (5 V tolerant); alternate functions I2C2_SDA and USART3_RX; remap TM2_CH4."
},
{
"number": "31",
"name": "VSS_1",
"type": "power_in",
"description": "Ground pin VSS_1 for the digital domain."
},
{
"number": "32",
"name": "VDD_1",
"type": "power_in",
"description": "Digital supply pin VDD_1; the device operates from a 2.6 to 3.6 V supply per the general description."
},
{
"number": "33",
"name": "PB12",
"type": "bidirectional",
"description": "Default function PB12 (5 V tolerant); alternate functions SPI2_NSS, I2C2_SMBAI, USART3_CK, TM1_BKIN, I2S2_WS and CAN2_RX."
},
{
"number": "34",
"name": "PB13",
"type": "bidirectional",
"description": "Default function PB13 (5 V tolerant); alternate functions SPI2_SCK, USART3_CTS, TM1_CH1N, I2S2_CK and CAN2_TX."
},
{
"number": "35",
"name": "PB14",
"type": "bidirectional",
"description": "Default function PB14 (5 V tolerant); alternate functions SPI2_MISO, USART3_RTS, TM1_CH2N and TM12_CH1."
},
{
"number": "36",
"name": "PB15",
"type": "bidirectional",
"description": "Default function PB15 (5 V tolerant); alternate functions SPI2_MOSI, TM1_CH3N, I2S2_SD and TM12_CH2."
},
{
"number": "37",
"name": "PC6",
"type": "bidirectional",
"description": "Default function PC6 (5 V tolerant); alternate functions I2S2_MCK and TM8_CH1; remap TM3_CH1."
},
{
"number": "38",
"name": "PC7",
"type": "bidirectional",
"description": "Default function PC7 (5 V tolerant); alternate functions I2S3_MCK and TM8_CH2; remap TM3_CH2."
},
{
"number": "39",
"name": "PC8",
"type": "bidirectional",
"description": "Default function PC8 (5 V tolerant); alternate function TM8_CH3; remap TM3_CH3."
},
{
"number": "40",
"name": "PC9",
"type": "bidirectional",
"description": "Default function PC9 (5 V tolerant); alternate function TM8_CH4; remap TM3_CH4."
},
{
"number": "41",
"name": "PA8",
"type": "bidirectional",
"description": "Default function PA8 (5 V tolerant); alternate functions USART1_CK, TM1_CH1 and MCO."
},
{
"number": "42",
"name": "PA9",
"type": "bidirectional",
"description": "Default function PA9 (5 V tolerant); alternate functions USART1_TX, TM1_CH2 and OTG_FS_VBUS."
},
{
"number": "43",
"name": "PA10",
"type": "bidirectional",
"description": "Default function PA10 (5 V tolerant); alternate functions USART1_RX, TM1_CH3 and OTG_FS_ID."
},
{
"number": "44",
"name": "PA11",
"type": "bidirectional",
"description": "Default function PA11 (5 V tolerant); alternate functions USART1_CTS, CANRX, OTG_FS_DM and TM1_CH4."
},
{
"number": "45",
"name": "PA12",
"type": "bidirectional",
"description": "Default function PA12 (5 V tolerant); alternate functions USART1_RTS, OTG_FS_DP, CAN1_TX and TM1_ETR."
},
{
"number": "46",
"name": "PA13",
"type": "bidirectional",
"description": "Default function JTMS/SWDIO (5 V tolerant); remap PA13."
},
{
"number": "47",
"name": "VSS_2",
"type": "power_in",
"description": "Ground pin VSS_2 for the digital domain."
},
{
"number": "48",
"name": "VDD_2",
"type": "power_in",
"description": "Digital supply pin VDD_2; the device operates from a 2.6 to 3.6 V supply per the general description."
},
{
"number": "49",
"name": "PA14",
"type": "bidirectional",
"description": "Default function JTCK/SWCLK (5 V tolerant); remap PA14."
},
{
"number": "50",
"name": "PA15",
"type": "bidirectional",
"description": "Default function JTDI (5 V tolerant); alternate functions SPI3_NSS and I2S3_WS; remap TM2_CH1_ETR, PA15 and SPI1_NSS."
},
{
"number": "51",
"name": "PC10",
"type": "bidirectional",
"description": "Default function PC10 (5 V tolerant); alternate function UART4_TX; remap USART3_TX, SPI3_SCK and I2S3_CK."
},
{
"number": "52",
"name": "PC11",
"type": "bidirectional",
"description": "Default function PC11 (5 V tolerant); alternate function UART4_RX; remap USART3_RX and SPI3_MISO."
},
{
"number": "53",
"name": "PC12",
"type": "bidirectional",
"description": "Default function PC12 (5 V tolerant); alternate function UART5_TX; remap USART3_CK, SPI3_MOSI and I2S3_SD."
},
{
"number": "54",
"name": "PD2",
"type": "bidirectional",
"description": "Default function PD2 (5 V tolerant); alternate functions TM3_ETR and UART5_RX."
},
{
"number": "55",
"name": "PB3",
"type": "bidirectional",
"description": "Default function JTDO (5 V tolerant); alternate functions SPI3_SCK and I2S3_CK; remap PB3, TRACESWO, TM2_CH2 and SPI1_SCK."
},
{
"number": "56",
"name": "PB4",
"type": "bidirectional",
"description": "Default function NJTRST (5 V tolerant); alternate function SPI3_MISO; remap TM3_CH1, PB4 and SPI1_MISO."
},
{
"number": "57",
"name": "PB5",
"type": "bidirectional",
"description": "Default function PB5; alternate functions I2C1_SMBAI, SPI3_MOSI and I2S3_SD; remap TM3_CH2, SPI1_MOSI and CAN2_RX."
},
{
"number": "58",
"name": "PB6",
"type": "bidirectional",
"description": "Default function PB6 (5 V tolerant); alternate functions I2C1_SCL and TM4_CH1; remap USART1_TX and CAN2_TX."
},
{
"number": "59",
"name": "PB7",
"type": "bidirectional",
"description": "Default function PB7 (5 V tolerant); alternate functions I2C1_SDA, TM4_CH2 and EXMC_NADV; remap USART1_RX."
},
{
"number": "60",
"name": "BOOT0",
"type": "input",
"description": "Boot pin BOOT0 (default function), which selects the boot mode together with the BOOT1 option."
},
{
"number": "61",
"name": "PB8",
"type": "bidirectional",
"description": "Default function PB8 (5 V tolerant); alternate functions TM4_CH3 and TM10_CH1; remap I2C1_SCL and CAN1_RX."
},
{
"number": "62",
"name": "PB9",
"type": "bidirectional",
"description": "Default function PB9 (5 V tolerant); alternate functions TM4_CH4 and TM11_CH1; remap I2C1_SDA and CAN1_TX."
},
{
"number": "63",
"name": "VSS_3",
"type": "power_in",
"description": "Ground pin VSS_3 for the digital domain."
},
{
"number": "64",
"name": "VDD_3",
"type": "power_in",
"description": "Digital supply pin VDD_3; the device operates from a 2.6 to 3.6 V supply per the general description."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: On the LQFP64 package, pins 5 and 6 are shared with PD0 and PD1 (remap). The datasheet's LQFP64 colu; The pin definition table types NRST as I/O. It is recorded as bidirectional to follow the datasheet,; Power and ground pins are described only from the pin table and the general description (2.6 to 3.6 "
],
"pages_sent": 24,
"cost_usd": 0.1516,
"at": "2026-10-18T10:08:01"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8586176298116370432",
"pages": 43,
"sha256": "8c1cff9a4e1adebc",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 64,
"described": 64,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "gd32f105rbt6.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
12,
12,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "b0c827bc5c05552175d28affe44a5bd2ab45c9c36efff6ff07a74cc449b13db4",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "gd32f105rbt6-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
12,
12,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "edc0ce32cd60fa9e42186b056f5d9c71e2bd9b64b48c0b4f807732f0f9f1f993",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "GigaDevice Semicon Beijing",
"Package": "LQFP-64(10x10)",
"Category": "Embedded Processors & Controllers",
"Pins": "64"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "8c1cff9a4e1adebc554fda491cffa4a4fe33b4c8ce4a186aa2044471cdd1e9bf",
"rows": [
{
"name": "Input voltage on other I/O",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 4,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Maximum current for GPIO pins",
"symbol": "IIO",
"kind": "absolute_maximum",
"unit": "mA",
"min": null,
"typ": null,
"max": 25,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Operating temperature range",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Storage temperature range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "",
"source_page": 32,
"source": "datasheet"
},
{
"name": "Maximum junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 125,
"conditions": "",
"source_page": 32,
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