GD32E503

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Overview

The GD32E503 MCU series, part of the GD32E5xx family, features USB FS, SDIO, and a 21-channel ADC, making it well suited for a wide range of embedded applications. Running at up to 180 MHz, the series supports up to 512 KB of Flash memory and 128 KB of SRAM.

The GD32E503 integrates a comprehensive set of peripherals, including CAN 2.0B, a High-Resolution Timer (HRTIM), and an External Memory Controller (EXMC), along with a broad range of digital and analog features.

The series is available in multiple package options, including LQFP48, LQFP64, LQFP100, and LQFP144, providing greater flexibility for hardware design.

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Part No	Core	Series	Package LQFP64 LQFP48 LQFP144 LQFP100	Max Speed (MHz)	Flash (Bytes) 256K 512K	SRAM (Bytes) 96K 128K	I/O up to 80 up to 51 up to 37 up to 112	GPTM (32bit)	GPTM (16bit) ≥ ≤	Advanced TM (16bit) ≥ ≤	HRTM	Basic TM (16bit)	SysTick (24bit)	WDG	RTC	USART+UART 3+0 4+2	I2C	SPI	I2S	CAN 2.0B	USB 2.0	SDIO ≥ ≤	EXMC ≥ ≤	12bit ADC Units (CHs) 3(21) 3(16) 3(10)	12bit DAC Units	Temperature Range(TA)
GD32E503CCT6	Cortex®-M33	GD32E503	LQFP48	180	256K	96K	up to 37	1	3	1	1	2	1	2	1	3+0	3	3	2	2	FS	0	0	3(10)	2	-40℃~85℃
GD32E503CET6	Cortex®-M33	GD32E503	LQFP48	180	512K	128K	up to 37	1	9	1	1	2	1	2	1	3+0	3	3	2	2	FS	0	0	3(10)	2	-40℃~85℃
GD32E503RCT6	Cortex®-M33	GD32E503	LQFP64	180	256K	96K	up to 51	1	3	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	0	3(16)	2	-40℃~85℃
GD32E503RET6	Cortex®-M33	GD32E503	LQFP64	180	512K	128K	up to 51	1	9	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	0	3(16)	2	-40℃~85℃
GD32E503VCT6	Cortex®-M33	GD32E503	LQFP100	180	256K	96K	up to 80	1	3	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	1	3(16)	2	-40℃~85℃
GD32E503VET6	Cortex®-M33	GD32E503	LQFP100	180	512K	128K	up to 80	1	9	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	1	3(16)	2	-40℃~85℃
GD32E503ZCT6	Cortex®-M33	GD32E503	LQFP144	180	256K	96K	up to 112	1	3	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	1	3(21)	2	-40℃~85℃
GD32E503ZET6	Cortex®-M33	GD32E503	LQFP144	180	512K	128K	up to 112	1	9	2	1	2	1	2	1	4+2	3	3	2	2	FS	1	1	3(21)	2	-40℃~85℃