component
GD32E103CBT6
Public Made by Adomby adom
GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
"schema_version": 1,
"type": "component",
"slug": "gd32e103cbt6",
"title": "GD32E103CBT6",
"brief": "GigaDevice Semicon Beijing Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). 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",
"gd32e103cbt6",
"factory-2.0.0",
"extractor-text"
],
"component": {
"mpn": "GD32E103CBT6",
"manufacturer": "GigaDevice Semicon Beijing",
"package": "LQFP-48(7x7)",
"pin_count": 48,
"category": "Embedded Processors & Controllers",
"subcategory": "Microcontrollers (MCU/MPU/SOC)",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884754099396608",
"parts": {
"symbol": "gd32e103cbt6.kicad_sym",
"footprint": "gd32e103cbt6.kicad_mod",
"model_3d": "gd32e103cbt6-hero.glb",
"model_3d_plain": "gd32e103cbt6-etched.glb",
"model_3d_step": "gd32e103cbt6-etched.step",
"model_3d_step_plain": "gd32e103cbt6.step",
"lbr": "gd32e103cbt6.lbr"
},
"distributor_links": {
"lcsc": "C470882"
},
"distributor_check": {
"checked_at": "2026-10-18T23:44:45Z",
"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": "Backup power supply pin (default function VBAT); the pin-definition table gives no voltage limits for it."
},
{
"number": "2",
"name": "PC13-TAMPER-RTC",
"type": "bidirectional",
"description": "General-purpose I/O PC13 with alternate function RTC_TAMPER; the I/O level is not marked 5VT in the table."
},
{
"number": "3",
"name": "PC14-OSC32IN",
"type": "bidirectional",
"description": "General-purpose I/O PC14 with alternate function OSC32IN for the 32.768 kHz low-speed crystal (LXTAL); the I/O level is not marked 5VT."
},
{
"number": "4",
"name": "PC15-OSC32OUT",
"type": "bidirectional",
"description": "General-purpose I/O PC15 with alternate function OSC32OUT for the 32.768 kHz low-speed crystal (LXTAL); the I/O level is not marked 5VT."
},
{
"number": "5",
"name": "PD0-OSCIN",
"type": "input",
"description": "Default function OSCIN (high-speed crystal input, 4-32 MHz HXTAL); remappable to PD0, and PD0 cannot be used for EXTI in this package."
},
{
"number": "6",
"name": "PD1-OSCOUT",
"type": "output",
"description": "Default function OSCOUT (high-speed crystal output); remappable to PD1, and PD1 cannot be used for EXTI in this package."
},
{
"number": "7",
"name": "NRST",
"type": "bidirectional",
"description": "Reset pin (default function NRST)."
},
{
"number": "8",
"name": "VSSA",
"type": "power_in",
"description": "Analog ground pin for the ADC/DAC and analog circuitry (default function VSSA); VREF- is internally connected to VSSA in this package."
},
{
"number": "9",
"name": "VDDA",
"type": "power_in",
"description": "Analog supply pin (default function VDDA); VREF+ is internally connected to VDDA in this package."
},
{
"number": "10",
"name": "PA0-WKUP",
"type": "bidirectional",
"description": "General-purpose I/O PA0 with alternate functions WKUP, USART1_CTS, ADC01_IN0, TIMER1_CH0_ETI and TIMER4_CH0; the I/O level is not marked 5VT."
},
{
"number": "11",
"name": "PA1",
"type": "bidirectional",
"description": "General-purpose I/O PA1 with alternate functions USART1_RTS, ADC01_IN1, TIMER4_CH1 and TIMER1_CH1; the I/O level is not marked 5VT."
},
{
"number": "12",
"name": "PA2",
"type": "bidirectional",
"description": "General-purpose I/O PA2 with alternate functions USART1_TX, TIMER4_CH2, ADC01_IN2, TIMER8_CH0, TIMER1_CH2 and SPI0_IO2; the I/O level is not marked 5VT."
},
{
"number": "13",
"name": "PA3",
"type": "bidirectional",
"description": "General-purpose I/O PA3 with alternate functions USART1_RX, TIMER4_CH3, ADC01_IN3, TIMER1_CH3, TIMER8_CH1 and SPI0_IO3; the I/O level is not marked 5VT."
},
{
"number": "14",
"name": "PA4",
"type": "bidirectional",
"description": "General-purpose I/O PA4 with alternate functions SPI0_NSS, USART1_CK, DAC_OUT0 and ADC01_IN4, remappable to SPI2_NSS and I2S2_WS; the I/O level is not marked 5VT."
},
{
"number": "15",
"name": "PA5",
"type": "bidirectional",
"description": "General-purpose I/O PA5 with alternate functions SPI0_SCK, ADC01_IN5 and DAC_OUT1; the I/O level is not marked 5VT."
},
{
"number": "16",
"name": "PA6",
"type": "bidirectional",
"description": "General-purpose I/O PA6 with alternate functions SPI0_MISO, ADC01_IN6 and TIMER2_CH0, TIMER12_CH0 (TIMER12_CH0 as printed), remappable to TIMER0_BKIN; the I/O level is not marked 5VT."
},
{
"number": "17",
"name": "PA7",
"type": "bidirectional",
"description": "General-purpose I/O PA7 with alternate functions SPI0_MOSI, ADC01_IN7, TIMER2_CH1 and TIMER13_CH0, remappable to TIMER0_CH0_ON; the I/O level is not marked 5VT."
},
{
"number": "18",
"name": "PB0",
"type": "bidirectional",
"description": "General-purpose I/O PB0 with alternate functions ADC01_IN8 and TIMER2_CH2, remappable to TIMER0_CH1_ON; the I/O level is not marked 5VT."
},
{
"number": "19",
"name": "PB1",
"type": "bidirectional",
"description": "General-purpose I/O PB1 with alternate functions ADC01_IN9 and TIMER2_CH3, remappable to TIMER0_CH2_ON; the I/O level is not marked 5VT."
},
{
"number": "20",
"name": "PB2",
"type": "bidirectional",
"description": "General-purpose 5V-tolerant I/O PB2 that also serves as BOOT1 (default function PB2, BOOT1)."
},
{
"number": "21",
"name": "PB10",
"type": "bidirectional",
"description": "5V-tolerant I/O PB10 with alternate functions I2C1_SCL and USART2_TX, remappable to TIMER1_CH2."
},
{
"number": "22",
"name": "PB11",
"type": "bidirectional",
"description": "5V-tolerant I/O PB11 with alternate functions I2C1_SDA and USART2_RX, remappable to TIMER1_CH3."
},
{
"number": "23",
"name": "VSS_1",
"type": "power_in",
"description": "Digital ground pin (default function VSS_1)."
},
{
"number": "24",
"name": "VDD_1",
"type": "power_in",
"description": "Digital supply pin (default function VDD_1)."
},
{
"number": "25",
"name": "PB12",
"type": "bidirectional",
"description": "5V-tolerant I/O PB12 with alternate functions SPI1_NSS, I2S1_WS, I2C1_SMBA, USART2_CK, TIMER0_BKIN and CAN1_RX."
},
{
"number": "26",
"name": "PB13",
"type": "bidirectional",
"description": "5V-tolerant I/O PB13 with alternate functions SPI1_SCK, I2S1_CK, USART2_CTS, TIMER0_CH0_ON, CAN1_TX and I2C1_TXFRAME."
},
{
"number": "27",
"name": "PB14",
"type": "bidirectional",
"description": "5V-tolerant I/O PB14 with alternate functions SPI1_MISO, USART2_RTS, TIMER0_CH1_ON and TIMER11_CH0."
},
{
"number": "28",
"name": "PB15",
"type": "bidirectional",
"description": "5V-tolerant I/O PB15 with alternate functions SPI1_MOSI, I2S1_SD, TIMER0_CH2_ON and TIMER11_CH11 (as printed)."
},
{
"number": "29",
"name": "PA8",
"type": "bidirectional",
"description": "5V-tolerant I/O PA8 with alternate functions USART0_CK, TIMER0_CH0, CK_OUT0, VCORE, USBFS_SOF and CTC_SYNC."
},
{
"number": "30",
"name": "PA9",
"type": "bidirectional",
"description": "5V-tolerant I/O PA9 with alternate functions USART0_TX, TIMER0_CH1 and USBFS_VBUS."
},
{
"number": "31",
"name": "PA10",
"type": "bidirectional",
"description": "5V-tolerant I/O PA10 with alternate functions USART0_RX, TIMER0_CH2, USBFS_ID and V1REF."
},
{
"number": "32",
"name": "PA11",
"type": "bidirectional",
"description": "5V-tolerant I/O PA11 with alternate functions USART0_CTS, CAN0_RX, USBFS_DM and TIMER0_CH3."
},
{
"number": "33",
"name": "PA12",
"type": "bidirectional",
"description": "5V-tolerant I/O PA12 with alternate functions USART0_RTS, CAN0_TX, USBFS_DP and TIMER0_ETI."
},
{
"number": "34",
"name": "PA13",
"type": "bidirectional",
"description": "5V-tolerant I/O PA13, default function JTMS/SWDIO, remappable to PA13."
},
{
"number": "35",
"name": "VSS_2",
"type": "power_in",
"description": "Digital ground pin (default function VSS_2)."
},
{
"number": "36",
"name": "VDD_2",
"type": "power_in",
"description": "Digital supply pin (default function VDD_2)."
},
{
"number": "37",
"name": "PA14",
"type": "bidirectional",
"description": "5V-tolerant I/O PA14, default function JTCK/SWCLK, remappable to PA14."
},
{
"number": "38",
"name": "PA15",
"type": "bidirectional",
"description": "5V-tolerant I/O PA15, default function JTDI, alternate SPI2_NSS and I2S2_WS, remappable to TIMER1_CH0_ETI, TIMER1_ETI, PA15 and SPI0_NSS."
},
{
"number": "39",
"name": "PB3",
"type": "bidirectional",
"description": "5V-tolerant I/O PB3, default function JTDO, alternate SPI2_SCK and I2S2_CK, remappable to TIMER1_CH1, PB3, TRACESWO and SPI0_SCK."
},
{
"number": "40",
"name": "PB4",
"type": "bidirectional",
"description": "5V-tolerant I/O PB4, default function NJTRST, alternate SPI2_MISO and I2C0_TXFRAME, remappable to TIMER2_CH0, PB4 and SPI0_MISO."
},
{
"number": "41",
"name": "PB5",
"type": "bidirectional",
"description": "I/O PB5 with alternate functions I2C0_SMBA, SPI2_MOSI and I2S2_SD, remappable to TIMER2_CH1, SPI0_MOSI and CAN1_RX; the I/O level is not marked 5VT."
},
{
"number": "42",
"name": "PB6",
"type": "bidirectional",
"description": "5V-tolerant I/O PB6 with alternate functions I2C0_SCL and TIMER3_CH0, remappable to USART0_TX, CAN1_TX and SPI0_IO2."
},
{
"number": "43",
"name": "PB7",
"type": "bidirectional",
"description": "5V-tolerant I/O PB7 with alternate functions I2C0_SDA and TIMER3_CH1, remappable to USART0_RX and SPI0_IO3."
},
{
"number": "44",
"name": "BOOT0",
"type": "input",
"description": "Boot mode selection input (default function BOOT0)."
},
{
"number": "45",
"name": "PB8",
"type": "bidirectional",
"description": "5V-tolerant I/O PB8 with alternate functions TIMER3_CH2 and TIMER9_CH0, remappable to I2C0_SCL and CAN0_RX."
},
{
"number": "46",
"name": "PB9",
"type": "bidirectional",
"description": "5V-tolerant I/O PB9 with alternate functions TIMER3_CH3 and TIMER10_CH0, remappable to I2C0_SDA and CAN0_TX."
},
{
"number": "47",
"name": "VSS_3",
"type": "power_in",
"description": "Digital ground pin (default function VSS_3)."
},
{
"number": "48",
"name": "VDD_3",
"type": "power_in",
"description": "Digital supply pin (default function VDD_3)."
}
],
"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: The 7x7 mm LQFP48 body size is not stated in the supplied pages: the LQFP48 package dimension table ; Power supply pins (VBAT, VDDA, VSSA, VDD_x, VSS_x) are listed with no voltage or current limits in t; Pin-definition table notes are not restated for this package: the datasheet states VREF- and VREF+ a"
],
"pages_sent": 37,
"cost_usd": 0.1798,
"at": "2026-10-18T23:42:30"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588884754099396608",
"pages": 80,
"sha256": "b9866c3233b5ee3b",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 48,
"described": 48,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
"viewers": {
"symbol": "viewers/symbol.html",
"footprint": "viewers/footprint.html"
},
"models_3d": [
{
"file": "gd32e103cbt6.step",
"role": "plain",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "9dea352d93177c2904afd7d7b68ea8855ce1ab691f69f8b3e13655600514b6bf",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
},
{
"file": "gd32e103cbt6-etched.step",
"role": "eda",
"up": "Z",
"units": "mm",
"origin": "footprint origin = pad-pattern centre",
"seat": "z = 0",
"extents_mm": [
9,
9,
1.5
],
"zmin_mm": 0,
"centre_offset_mm": 0,
"footprint_binding": "identity",
"sha256": "f123532cd1a19eca66c0ff0d529ebc0bfe5008022a822d4b1354dfcdcd24bbc7",
"checked": "2026-10-18",
"checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"
}
]
},
"metadata": {
"specs": {
"Manufacturer": "GigaDevice Semicon Beijing",
"Package": "LQFP-48(7x7)",
"Category": "Embedded Processors & Controllers",
"Pins": "48"
},
"characteristics": {
"version": 1,
"source": "datasheet",
"datasheet_sha256": "b9866c3233b5ee3beec4b8a044a5f64adcac5b5a19f5860f5542a650ab7a60a5",
"rows": [
{
"name": "Input voltage on 5V tolerant pin (maximum)",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 6.5,
"conditions": "5V tolerant pin; note (3): VIN maximum value cannot exceed 6.5 V",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Input voltage on other I/O (maximum)",
"symbol": "VIN",
"kind": "absolute_maximum",
"unit": "V",
"min": null,
"typ": null,
"max": 3.6,
"conditions": "Input voltage on other I/O",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Variation between different VDD power pins",
"symbol": "|ΔVDDX|",
"kind": "absolute_maximum",
"unit": "mV",
"min": null,
"typ": null,
"max": 50,
"conditions": "Variations between different VDD power pins",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Variation between different ground pins",
"symbol": "|VSSX −VSS|",
"kind": "absolute_maximum",
"unit": "mV",
"min": null,
"typ": null,
"max": 50,
"conditions": "Variations between different ground pins",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Maximum current for GPIO pins",
"symbol": "IIO",
"kind": "absolute_maximum",
"unit": "mA",
"min": -25,
"typ": null,
"max": 25,
"conditions": "Maximum current for GPIO pins",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Operating temperature range",
"symbol": "TA",
"kind": "absolute_maximum",
"unit": "°C",
"min": -40,
"typ": null,
"max": 85,
"conditions": "Operating temperature range",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Power dissipation of LQFP48",
"symbol": "PD",
"kind": "absolute_maximum",
"unit": "mW",
"min": null,
"typ": null,
"max": 574,
"conditions": "Power dissipation at TA = 85°C of LQFP48",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Storage temperature range",
"symbol": "TSTG",
"kind": "absolute_maximum",
"unit": "°C",
"min": -55,
"typ": null,
"max": 150,
"conditions": "Storage temperature range",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Maximum junction temperature",
"symbol": "TJ",
"kind": "absolute_maximum",
"unit": "°C",
"min": null,
"typ": null,
"max": 125,
"conditions": "Maximum junction temperature",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Supply voltage",
"symbol": "VDD",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": 3.3,
"max": 3.6,
"conditions": "",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Analog supply voltage (ADC not used)",
"symbol": "VDDA",
"kind": "recommended_operating",
"unit": "V",
"min": 1.71,
"typ": 3.3,
"max": 3.6,
"conditions": "ADC not used",
"source_page": 43,
"source": "datasheet"
},
{
"name": "Analog supply voltage (ADC used)",
"symbol": "VDDA",
"kind": "recommended_operating",
"unit": "V",
"min": 2.4,
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