Overview Files Discover Packages Releases Dependencies Issues Breadcrumbs Pull Requests Activity

main

Generated by kicad-footprint-generator · KiCad file format 20260206

Name	Last commit message	Last updated
docs	Publish 0.1.0 · Ray	6h ago
viewers	gd32l233cbt6: viewers · Ray	6h ago
gd32l233cbt6-etched.glb	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6-etched.step	gd32l233cbt6: factory component page (tier=lcsc) · Ray	6h ago
gd32l233cbt6-hero.glb	gd32l233cbt6: hero GLB from the etched model (keeps the MPN mark) · Ray	6h ago
gd32l233cbt6-hero.overlay.json	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6.glb	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6.kicad_mod	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6.kicad_sym	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6.lbr	Publish 0.1.0 · Ray	6h ago
gd32l233cbt6.step	Publish 0.1.0 · Ray	6h ago
package.json	Publish 0.1.0 · Ray	6h ago
page.json	Set visibility: public · Ray	6h ago
README.md	Publish 0.1.0 · Ray	6h ago

GD32L233CBT6

GigaDevice Semicon Beijing · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-48(7x7)

GD32L233CBT6 from GigaDevice Semicon Beijing, in a LQFP-48(7x7). 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 power supply pin for the VBAT domain (default function VBAT).
2	PC13	bidirectional	General-purpose I/O PC13 with alternate EVENTOUT and additional RTC_TAMP0, RTC_OUT, RTC_TS and WKUP1 functions.
3	PC14-OSC32IN	bidirectional	General-purpose I/O PC14 that is also the OSC32IN low-speed oscillator input.
4	PC15-OSC32OUT	bidirectional	General-purpose I/O PC15 that is also the OSC32OUT low-speed oscillator output.
5	PF0-OSCIN	bidirectional	General-purpose I/O PF0 whose default function is the OSCIN high-speed oscillator input.
6	PF1-OSCOUT	bidirectional	General-purpose I/O PF1 whose default function is the OSCOUT high-speed oscillator output.
7	NRST	bidirectional	Active-low reset pin (default function NRST).
8	VSS	power_in	Ground supply pin (default function VSS).
9	VREF	power_in	Voltage reference pin (default function VREF).
10	VDD	power_in	Main power supply pin (default function VDD).
11	PA0	bidirectional	General-purpose I/O PA0 with additional WKUP0, ADC_IN0, RTC_TAMP1 and CMP0_IM4 functions.
12	PA1	bidirectional	General-purpose I/O PA1 with additional ADC_IN1 and CMP0_IP functions.
13	PA2	bidirectional	General-purpose I/O PA2 with additional ADC_IN2, CMP1_IM4, RTC_TAMP2 and WKUP2 functions.
14	PA3	bidirectional	General-purpose I/O PA3 with additional ADC_IN3 and CMP1_IP0 functions.
15	PA4	bidirectional	General-purpose I/O PA4 with additional ADC_IN4 and DAC_OUT functions.
16	PA5	bidirectional	General-purpose I/O PA5 with additional ADC_IN5 function.
17	PA6	bidirectional	General-purpose I/O PA6 with additional ADC_IN6 function.
18	PA7	bidirectional	General-purpose I/O PA7 with additional ADC_IN7 function.
19	PB0	bidirectional	General-purpose I/O PB0 with additional ADC_IN8 and VREF_OUT functions.
20	PB1	bidirectional	General-purpose I/O PB1 with additional ADC_IN9 and VREF_OUT functions.
21	BOOT1-PB2	bidirectional	5 V tolerant I/O with default function BOOT1, additional PB2 and WKUP3 functions.
22	PB10	bidirectional	5 V tolerant general-purpose I/O PB10 with alternate functions including SPI1_SCK, I2S1_CK, I2C1_SCL and LPUART_TX.
23	PB11	bidirectional	5 V tolerant general-purpose I/O PB11 with alternate functions including I2C1_SDA, LPUART_RX and TIMER1_CH3.
24	PB12	bidirectional	5 V tolerant general-purpose I/O PB12 with alternate functions including SPI1_NSS, I2S1_WS and LPUART_RTS.
25	PB13	bidirectional	5 V tolerant general-purpose I/O PB13 with alternate functions including CK_OUT, SPI1_SCK and LPUART_CTS.
26	PB14	bidirectional	5 V tolerant general-purpose I/O PB14 with alternate functions including SPI1_MISO, I2C1_SDA, RTC_OUT and TIMER11_CH0.
27	PB15	bidirectional	5 V tolerant general-purpose I/O PB15 with alternate functions including SPI1_MOSI, I2S1_SD and TIMER11_CH1, and additional RTC_REFIN.
28	PC6	bidirectional	5 V tolerant general-purpose I/O PC6 with alternate functions including I2S1_MCK and TIMER2_CH0, and additional WKUP4.
29	PC7	bidirectional	5 V tolerant general-purpose I/O PC7 with alternate functions including TIMER2_CH1 and EVENTOUT.
30	PA8	bidirectional	5 V tolerant general-purpose I/O PA8 with alternate functions including USART0_CK, CK_OUT and CTC_SYNC, and additional VCORE.
31	PA9	bidirectional	5 V tolerant general-purpose I/O PA9 with alternate functions including CK_OUT, USART0_TX, I2C0_SCL and LPTIMER_IN1.
32	PA10	bidirectional	5 V tolerant general-purpose I/O PA10 with alternate functions including USART0_RX and I2C0_SDA.
33	PA11	bidirectional	5 V tolerant general-purpose I/O PA11 with alternate functions including CMP0_OUT, USART0_CTS and SPI0_MISO, and additional USBDM.
34	PA12	bidirectional	5 V tolerant general-purpose I/O PA12 with alternate functions including CMP1_OUT, USART0_RTS and SPI0_MOSI, and additional USBDP.
35	PA13	bidirectional	5 V tolerant I/O with default function SWDIO and alternates including LPUART_RX, I2C0_SCL and USART0_TX.
36	PA14	bidirectional	5 V tolerant I/O with default function SWCLK and alternates including LPUART_TX, USART1_TX and I2C0_SDA.
37	PA15	bidirectional	5 V tolerant general-purpose I/O PA15 with alternate functions including SPI1_NSS, I2S1_WS, TIMER1_CH0_ETI and USART1_RX.
38	PC10	bidirectional	5 V tolerant general-purpose I/O PC10 with alternate functions including UART3_TX, LPUART_TX and SPI1_SCK.
39	PC11	bidirectional	5 V tolerant general-purpose I/O PC11 with alternate functions including UART3_RX, LPUART_RX and SPI1_MISO.
40	PC12	bidirectional	5 V tolerant general-purpose I/O PC12 with alternate functions including UART4_TX (CB/C devices only), SPI1_MOSI and I2S1_SD.
41	PB3	bidirectional	5 V tolerant general-purpose I/O PB3 with alternate functions including SPI1_SCK, I2S1_CK, TIMER1_CH1 and LPTIMER_IN1, and additional CMP1_IM6.
42	PB4	bidirectional	5 V tolerant general-purpose I/O PB4 with alternate functions including SPI1_MISO, TIMER2_CH0 and USART0_CTS, and additional CMP1_IP1.
43	PB5	bidirectional	General-purpose I/O PB5 with alternate functions including LPTIMER_IN0, I2C0_SMBA, SPI1_MOSI and I2S1_SD, and additional CMP1_IP2.
44	PB6	bidirectional	5 V tolerant general-purpose I/O PB6 with alternate functions including LPTIMER_ETI0, I2C1_SCL, I2C0_SCL and USART0_TX, and additional CMP1_IP3.
45	PB7	bidirectional	5 V tolerant general-purpose I/O PB7 with alternate functions including I2C1_SDA, I2C0_SDA and USART0_RX, and additional CMP1_IP4.
46	BOOT0-PD3	bidirectional	I/O with default function BOOT0 and alternates including USART1_CTS, SPI1_MISO and I2S1_MCK, and additional PD3 function.
47	PB8	bidirectional	5 V tolerant general-purpose I/O PB8 with alternate functions including I2C1_SCL, I2C0_SCL and CMP0_OUT.
48	PB9	bidirectional	5 V tolerant general-purpose I/O PB9 with alternate functions including I2C1_SDA, SPI1_NSS, I2S1_WS and CMP1_OUT.

Key specifications

Parameter	Value
Manufacturer	GigaDevice Semicon Beijing
Package	LQFP-48(7x7)
Category	Single Chip Microcomputer/Microcontroller
Pins	48

Electrical characteristics

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

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Supply voltage VDD (absolute maximum)	VDD			3.63	V	External voltage range; min printed as VSS - 0.3	49
Analog supply voltage VDDA (absolute maximum)	VDDA			3.63	V	External analog supply voltage; min printed as VSSA - 0.3	49
Input voltage on other I/O (absolute maximum)	VIN			3.63	V	Input voltage on other I/O; min printed as VSS - 0.3	49
Variations between different VDD power pins	/ΔVDDx/			50	mV		49
Variations between different ground pins	/VSSX-VSS/			50	mV		49
Maximum current for GPIO pins	IIO	-25		25	mA		49
Operating temperature range	TA	-40		85	°C		49
Power dissipation of LQFP48	PD			574	mW	Power dissipation at TA = 85°C of LQFP48	49
Storage temperature range	TSTG	-65		150	°C		49
Maximum junction temperature	TJ			125	°C		49
Supply voltage	VDD	1.71	3.3	3.63	V		49
Analog supply voltage	VDDA	1.71	3.3	3.63	V		49
Battery supply voltage	VBAT	1.71	3.3	3.63	V		49
AHB1 clock frequency	fHCLK1	0		64	MHz		50
APB1 clock frequency	fAPB1	0		32	MHz		50
APB2 clock frequency	fAPB2	0		64	MHz		50
Power on reset threshold	VPOR	1.56	1.6	1.63	V		59
Power down reset threshold	VPDR	1.52	1.56	1.59	V		59
ESD voltage human body model	VESD(HBM)			2000	V	JS-001-2017	60
ESD voltage charge device model	VESD(CDM)			500	V	JS-002-2018	60
Static latch-up I-test	LU	-200		200	mA	JESD78	60
Static latch-up Vsupply over voltage	Vsupply			5.4	V		60
Crystal or ceramic frequency (HXTAL)	fHXTAL	4	8	48	MHz	VDD = 3.3 V	60
External clock source or oscillator frequency (LXTAL bypass)	fLXTAL_ext		32.768	1000	kHz	VDD = 3.3 V	62
IRC16M frequency accuracy, factory-trimmed	ACCIRC16M	-1.5		1.5	%	VDD = VDDA = 3.3 V, TA = -40 °C ~ +85 °C	62
IRC16M frequency accuracy, factory-trimmed	ACCIRC16M	-1		1	%	VDD = VDDA = 3.3 V	62
Low speed internal oscillator (IRC32K) frequency	fIRC32K	31.7		32.3	kHz	VDD = VDDA = 3.3 V, TA = -40~85 °C	63
IRC48M frequency accuracy, factory-trimmed	ACCIRC48M	-3.3		-0.25	%	VDD = VDDA = 3.3 V, TA = -40 °C ~ +85 °C	63
IRC48M frequency accuracy	ACCIRC48M	-2		2	%	VDD = VDDA = 3.3 V	63
PLL input clock frequency	fPLLIN	2		16	MHz		64
PLL output clock frequency	fPLLOUT	16		64	MHz		64
PLL lock time	tLOCK			200	μs		64
Number of guaranteed program/erase cycles (Endurance)	PECYC	10			kcycles	TA = -40 °C ~ +85 °C	64
Data retention time	tRET	10			years	10k cycles at TA = 85 °C	64
Analog supply voltage (VREF buffer)	VDDA	2.7	3.3	3.63	V		65
Output reference voltage	VREF	2.49	2.5	2.51	V	VDDA = 3.3 V	65
Output reference voltage	VREF	2.47	2.5	2.53	V	All VDDA, All Temp	65
VREF buffer setup time	TSU			200	μs	CL = 1 μF + 10 nF	65
ADC operating voltage	VDDA	1.8	3.3	3.6	V		68
ADC clock	fADC	0.125		16	MHz		68
Sampling time	ts	0.156		14.97	μs	fADC = 16 MHz	68
External input impedance	RAIN			513.6	kΩ	See Equation 1	68
Input sampling switch resistance	RADC			0.5	kΩ		68
Input sampling capacitance	CADC			3	pF	No pin/pad capacitance included	68
DAC operating voltage	VDDA	1.71	3.3	3.63	V		70
Resistive load	RLOAD	5			kΩ	Resistive load with buffer ON	70
Impedance output	Ro			15	kΩ	Impedance output with buffer OFF	70
Capacitive load	CLOAD			50	pF	Capacitive load with buffer ON	70
Lower DAC_OUT voltage	DAC_OUT min	0.2			V	Lower DAC_OUT voltage with buffer ON	70
SCK clock frequency (SPI)	fSCK			16	MHz		76
Data output access time (SPI slave)	tA(SO)			8	ns		76
Data output valid time (SPI slave)	tV(SO)			9	ns		76
Data input hold time (SPI slave)	tH(SI)	1			ns		76
Data input setup time (SPI slave)	tSU(SI)	0			ns		76
Data output valid time (SPI master)	tV(MO)			10	ns		76
USBD operating voltage	VDD	3		3.63	V		80
Static output level low	VOL			0.3	V	RL of 1.0 kΩ to 3.63 V	80
Thermal resistance junction-to-ambient	θJA		69.64		°C/W	Natural convection, 2S2P PCB	92
Thermal resistance junction-to-board	θJB		43.16		°C/W	Cold plate, 2S2P PCB	92
Thermal resistance junction-to-case	θJC		25.36		°C/W	Cold plate, 2S2P PCB	93

CAD (KiCad official)

Symbol: GD32L233CBT6
Footprint: Package_QFP:LQFP-48_7x7mm_P0.5mm
3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
3D model files: gd32l233cbt6-etched.step / gd32l233cbt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); gd32l233cbt6.step / gd32l233cbt6.glb are the bare package body.

Provenance

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

Datasheet: GigaDevice Semicon Beijing datasheet (96 pp, sha256 106f71e7e95b90de, retrieved 2026-10-27, tier: lcsc)
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus off (skipped (clean text read)), 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