GD32E503

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Overview

The GD32E503 is the product line that offers USB FS, SDIO as well as 21 channel ADC support within the GD32E5xx product series. Its main frequency is up to 180MHz, and it supports up to 512K Flash and 128K SARM. It also integrates CAN2.0B, HRTIM (High-Resolution Timer), EXMC (External Memory Controller) as well as other digital and analog peripheral resources.

The GD32E503 product line provides LQFP48, LQFP64, LQFP100, and LQFP144 package options.

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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
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
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
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
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
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
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
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
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

Documentation

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Datasheet

User Manual

Application Note

Datasheet（1）
Title

EN

CN

Date
- DS-GD32E503xx-Datasheet-Rev2.3
  
  2024-11-26
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User Manual（1）
Title

EN

CN

Date
- GD32E50x-User-Manual-Rev1.8
  
  2023-11-15
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Application Note（24）
Title

EN

CN

Date
- AN218 Migration from GD32E5xx to GD32G5xx series
  
  2024-11-12
- AN205 Differences between GD32E51x and GD32E50x products
  
  2024-06-27
- AN128 IEC61000-4-4 System level EFT Test
  
  2023-08-28
- AN127 IEC61000-4-2 System-Level ESD Test
  
  2023-08-28
- AN105 GD32 MCU Power Consumption Testing Process
  
  2023-08-28
- AN095 Methods to improve the accuracy of the GD32 MCU temperature sensor
  
  2024-06-04
- AN092 GD32 MCU GPIO structure and precautions_Rev1.4
  
  2024-9-26
- AN089 GD32 TSI TouchKey Software Library User Guide
  
  2023-08-28
- AN078 GD32E5xx Hardware Development Guide
  
  2024-06-06
- AN077 Process description about USB suspend and wake up
  
  2023-08-28
- AN075 Introduction of library invocation scheme based on MDK implementation
  
  2023-08-28
- AN073 Proper use of UID for firmware protection
  
  2023-08-28
- AN068 GD32 MCU Eclipse development environment setup tutorial for Windows
  
  2023-08-28
- AN065 FATFS file system porting based on GD32 MCU
  
  2023-08-28
- AN064 Calibration method of internal low speed oscillator using TIMER
  
  2022-12-08
- AN063 Touch Sensor Application Guidelines
  
  2022-12-08
- AN062 EMC Application Guideline of GD32 MCU
  
  2022-12-08
- AN060 Thermal management manual for GD32 MCU
  
  2022-12-08
- AN059 Methods to improve ADC sampling accuracy
  
  2022-12-08
- AN055 ESD Static Protection Manual
  
  2022-12-08
- AN052 GD32 MCU Resonator-Based Clock Circuits
  
  2022-12-08
- AN051 TVS Selection and Use of ESD Protection Devices
  
  2022-04-21
- AN050 GD32 USBFS&USBHS Firmware Library User Guide
  
  2022-04-21
- AN049 GD32 USBD Firmware Library User Guide
  
  2022-04-21
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