32-bit Microcontrollers (MCUs)

High-Performance MCUs

GD32H7xx Series

GD32H75E
GD32H759
GD32H757
GD32H737

GD32G5xx Series

GD32G553

GD32F5xx Series

GD32F527

GD32F4xx Series

GD32F470
GD32F427
GD32F425
GD32F450
GD32F407
GD32F405
GD32F403

GD32E5xx Series

GD32E518
GD32E517
GD32E513
GD32E508
GD32E507
GD32E505
GD32E503

GD32F2xx Series

GD32F207
GD32F205
Main-Stream MCUs

GD32F30x Series

GD32F307
GD32F305
GD32F303

GD32F10x Series

GD32F107
GD32F105
GD32F103
GD32F101

GD32C1x3 Series

GD32C113
GD32C103

GD32E1x3 Series

GD32E113
GD32E103

GD32E502 Series

GD32E502

GD32VF103 Series

GD32VF103
Entry-Level MCUs

GD32E23x Series

GD32E235
GD32E230

GD32F3x0 Series

GD32F350
GD32F330
GD32F310

GD32F1x0 Series

GD32F150
GD32F130
Low-Power Consumption MCUs

GD32L23x Series

GD32L235
GD32L233
Wireless MCUs

GD32VW553 Series

GD32VW553

GD32W515 Series

GD32W515
Automotive MCUs

GD32A5xx Series

GD32A513
GD32A503
Specific MCUs

GD32E501 Series

GD32E501

GD32E232 Series

GD32E232

GD32EPRT Series

GD32EPRT

GD32FFPR Series

GD32FFPR

We respect your privacy. Please consent to all cookies when you visit our website. Refer to our "Privacy Policy" for more information on how we handle personal data.

Products

Products

Flash

32-bit Microcontrollers (MCUs)

Sensor

Analog

SPI NOR Flash

SPI NAND Flash

Parallel NAND Flash

Package Options

WLCSP

KGD

High-Performance MCUs

Main-Stream MCUs

Entry-Level MCUs

Low-Power Consumption MCUs

Wireless MCUs

Automotive MCUs

Specific MCUs

Touch Controller

Fingerprint Recognition

PMIC

Motor Driver

Lithium Battery Management

High-Performance Power IC

Hot Products

GD32G5

More

Applications

Automotive

Industrial

PC and Peripherals

Consumer Electronics

Internet of Things (IoT)

Network Communication

Mobile

Typical Solutions

All-in-One GD-xD-W515-EVAL Board

More

Technical Resources

Flash Cross-reference Search

MCU Cross-reference Search

GD32 Development Tools

Programmer Support

Sustainability

ESG Strategy

Environment

Social

Governance

ESG Strategy

Begin with the end in mind, execute the ESG strategy.

Learn More

About Us

Company Profile

Careers

News and Events

Investor Relations

Compliance

Contact Us

Quality and Reliability

Global Sales Network

Hot News

GigaDevice launches the GD32G5 series high-performance MCUs with Cortex®-M33 core, unleashing innovation potential in industrial applications

GD32G5

More

EN

中

EN

Home

> Products

> 32-bit Microcontrollers (MCUs)

> Automotive MCUs

> GD32A5xx Series

> GD32A503

GD32A503

Overview
Product selector
Documentation

Overview

● Cortex^®-M33 @100MHz

● Internal storage: 384KB PFlash / 48KB SRAM

● Configurable dedicated code space: 64KB DFlash / 4KB EEPROM

● Multiple high-speed automotive bus interfaces: 2x CAN FD, 3x LIN

● Wide voltage supply range: 2.7-5.5V

● Operating temperature range Grade 1: -40~125°C

● Integrated hardware verification functions (ECC/CRC)

● Real-time monitoring modes (voltage monitoring, clock monitoring)

● Built-in rich peripheral interface resources

Product selector

Hide filter

Show filter

Reset

10 Results

Download to Excel

Loading

Part No	Core	Series	Package QFN32 LQFP64 LQFP48 LQFP100	Max Speed (MHz)	Flash (Bytes) 128K 256K 384K	SRAM (Bytes) 24K 32K 48K	I/O up to 88 up to 57 up to 42 up to 27	GPTM (32bit)	GPTM (16bit)	Advanced TM (16bit) ≥ ≤	HRTM	Basic TM (64bit)	Basic TM (32bit)	Basic TM (16bit)	LPTM (32bit)	LPTM (16bit)	SysTick (64bit)	SysTick (24bit)	WDG	RTC	USART+UART 1 2 3	LPUART	I2C	QSPI	SPI ≥ ≤	I2S ≥ ≤	CAN 2.0B 1xFD 2xFD	USB 2.0	Ethernet	EtherCAT Slave Controller	SDIO	MFCOM	LIN ≥ ≤	LCD-TFT	Segment LCD	Camera	IPA	SAI	TMU	EXMC	CEC	14bit ADC Units (CHs)	12bit ADC Units (CHs) 2(32) 2(27) 2(20) 2(12)	12bit DAC Units	Comp	IEEE 802.11	Bluetooth
GD32A503KBU3	Cortex®-M33	GD32A503	QFN32	100	128K	24K	up to 27	0	1	3	0	0	0	2	0	0	0	1	2	1	1	0	2	0	1	0	1xFD	0	0	0	0	1	1	0	0	0	0	0	0	0	0	0	2(12)	1	1	0	0
GD32A503KCU3	Cortex®-M33	GD32A503	QFN32	100	256K	32K	up to 27	0	1	4	0	0	0	2	0	0	0	1	2	1	1	0	2	0	1	0	1xFD	0	0	0	0	1	1	0	0	0	0	0	0	0	0	0	2(12)	1	1	0	0
GD32A503CBT3	Cortex®-M33	GD32A503	LQFP48	100	128K	24K	up to 42	0	1	3	0	0	0	2	0	0	0	1	2	1	2	0	2	0	2	1	2xFD	0	0	0	0	1	2	0	0	0	0	0	0	0	0	0	2(20)	1	1	0	0
GD32A503CCT3	Cortex®-M33	GD32A503	LQFP48	100	256K	32K	up to 42	0	1	4	0	0	0	2	0	0	0	1	2	1	2	0	2	0	2	1	2xFD	0	0	0	0	1	2	0	0	0	0	0	0	0	0	0	2(20)	1	1	0	0
GD32A503RBT3	Cortex®-M33	GD32A503	LQFP64	100	128K	24K	up to 57	0	1	3	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(27)	1	1	0	0
GD32A503RCT3	Cortex®-M33	GD32A503	LQFP64	100	256K	32K	up to 57	0	1	4	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(27)	1	1	0	0
GD32A503RDT3	Cortex®-M33	GD32A503	LQFP64	100	384K	48K	up to 57	0	1	4	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(27)	1	1	0	0
GD32A503VBT3	Cortex®-M33	GD32A503	LQFP100	100	128K	24K	up to 88	0	1	4	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(32)	1	1	0	0
GD32A503VCT3	Cortex®-M33	GD32A503	LQFP100	100	256K	32K	up to 88	0	1	4	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(32)	1	1	0	0
GD32A503VDT3	Cortex®-M33	GD32A503	LQFP100	100	384K	48K	up to 88	0	1	4	0	0	0	2	0	0	0	1	2	1	3	0	2	0	2	1	2xFD	0	0	0	0	1	3	0	0	0	0	0	0	0	0	0	2(32)	1	1	0	0

Documentation

All Types

Datasheet

User Manual

Errata

Application Note

Search

Datasheet（1）
Title

EN

CN

Date
- DS-GD32A503xx-Datasheet-Rev2.0
  
  2024-11-12
Load all
User Manual（1）
Title

EN

CN

Date
- GD32A50x-User-Manual-Rev1.5
  
  2024-11-26
Load all
Errata（1）
Title

EN

CN

Date
- Device Limitations of GD32A503_Rev1.3
  
  2024-10-16
Load all
Application Note（22）
Title

EN

CN

Date
- 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
- 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
- AN036 Solution of I2C bus lock based on EEPROM communication
  
  2024-11-25
Load all

News

Learn More

IOT Solutions World Congress 2024

May 21,2024

Learn More

GigaDevice Showcases Cutting-Edge Industry Solutions at Embedded World 2024

Apr 09,2024

Learn More

TOP

Info

Log in for the complete website experience.

Not registered yet? Create account

标题

简介

Accept
Decline