Overview
The STM32F205VCT6 is a high-performance 32-bit microcontroller from STMicroelectronics’ STM32F2 series. It utilizes an Arm Cortex-M3 core and operates at a maximum frequency of 120 MHz. This device integrates 256 KB of Flash memory, approximately 100 KB of SRAM, and various timers, analog signal processing, and communication peripherals, making it suitable for embedded systems requiring real-time control capabilities, a high number of interfaces, and strong computational performance.
This model is packaged in a 100-pin LQFP package, operates over a temperature range of -40°C to +85°C, and supplies power from 1.8 V to 3.6 V. Its Cortex-M3 core, combined with the ART Accelerator, improves access efficiency when executing programs from Flash memory, making it suitable for applications in industrial control, communication equipment, instrumentation, and consumer electronics.
Core parameters
| parameter | Specification |
| Manufacturer | STMicroelectronics |
| Product Model | STM32F205VCT6 |
| series | STM32F2 |
| Core processor | Arm Cortex-M3 |
| Maximum clock speed | 120 MHz |
| Flash | 256 KB |
| SRAM | 100 KB |
| Operating voltage | 1.8 V – 3.6 V |
| Operating temperature | -40°C – +85°C |
| Encapsulation type | LQFP-100 |
| Package size | 14 × 14 × 1.4 mm |
| ADC | 3 × 12-bit ADC (Series Peripheral Configuration) |
| DAC | 2 × 12-bit DAC |
| DMA | 16-stream DMA controller |
Note: The parameters in the table are compiled based on the STM32F205VCT6 order model and STM32F205VC series data; the specific available quantity and pin mapping of series-level peripherals should be based on the datasheet and pin multiplexing table of the model.
Features
Cortex-M3 core and ART Accelerator
The STM32F205VCT6 uses a 32-bit Arm Cortex-M3 processor with a maximum clock speed of 120 MHz and a performance of up to 150 DMIPS. It features a built-in ART Accelerator (Adaptive Real-Time Memory Accelerator) that optimizes access efficiency when executing instructions from Flash memory, achieving near-zero wait-time performance under suitable operating configurations.
On-chip storage resources
This model offers 256 KB of Flash memory for storing applications and firmware; 96 KB of system SRAM, plus 4 KB of backup SRAM for data that needs to be retained in a low-power state. The chip also integrates 512 bytes of OTP memory.
Abundant analog signal and timer peripherals
The STM32F205VCT6 integrates three 12-bit ADCs and two 12-bit DACs for analog signal acquisition and voltage signal output. This model features 16 ADC channels and is equipped with multiple timer resources, including general-purpose timers, advanced control timers, and basic timers.
100-pin LQFP package and industrial temperature range
The STM32F205VCT6 is packaged in a 100-pin LQFP package, measuring 14 × 14 × 1.4 mm. This package provides 82 GPIOs, supporting pin multiplexing for various peripherals, facilitating connection to sensors, display modules, communication transceivers, and external control circuits.
Typical application scenarios
Industrial automation control equipment
The Cortex-M3 core, timers, ADC, and CAN interface can be used in industrial control nodes, equipment status monitoring modules, and automation control units to achieve sensor acquisition, control logic execution, and inter-device communication.
USB peripherals and communication devices
The chip supports USB OTG FS/HS and can be used in USB data acquisition devices, embedded communication terminals, and control systems requiring USB host or device functionality. Specific high-speed USB designs need to be verified in conjunction with external PHY, clock, and PCB layout requirements.
Motor and motion control system
Multiple timers, PWM outputs, ADCs, and CAN interfaces can be used in motor drive controllers, actuator control modules, and motion control equipment to achieve speed feedback acquisition, PWM regulation, and data exchange between controllers.
Instrumentation and Data Acquisition Equipment
It features three 12-bit ADCs, DACs, DMAs, and multiple serial communication interfaces, making it suitable for measurement instruments, signal acquisition modules, and embedded monitoring devices. It supports analog signal acquisition, data processing, and communication with external devices.
Performance Comparison
The STM32F205VCT6 and its sibling, the STM32F207VC, have similar configurations in terms of processor core, maximum clock speed, and Flash capacity, but they differ in peripheral functions.
| Comparison Projects | STM32F205VCT6 | STM32F207VC |
| kernel | Arm Cortex-M3 | Arm Cortex-M3 |
| Maximum clock speed | 120 MHz | 120 MHz |
| Flash | 256 KB | 256 KB |
| Packaging | LQFP-100 | LQFP-100 |
| Ethernet MAC | Not supported | support |
| Camera interface | Not supported | support |
Manufacturer Profile
STMicroelectronics is a global semiconductor manufacturer whose products cover microcontrollers, analog devices, power semiconductors, sensors, and automotive electronics.
Its STM32 product family is based on the Arm processor architecture and covers a variety of microcontrollers ranging from low power to high performance. The STM32F2 series uses the Cortex-M3 core and is mainly aimed at embedded applications that require high processing performance, rich peripherals, and multi-interface integration capabilities.
Why choose STM32F205VCT6?
- Processing performance: 120 MHz Cortex-M3 core and ART Accelerator, suitable for real-time control and embedded data processing.
- On-chip resources: 256 KB Flash, 96 KB system SRAM and 4 KB backup SRAM, capable of supporting a variety of medium-complexity firmware applications.
- Peripheral integration: Integrates interfaces such as ADC, DAC, timer, USB, CAN, SPI, I²C and SDIO.
- System Expansion: The 100-pin LQFP package provides 82 GPIOs for easy connection to external modules.
- Industrial environment suitability: Operating temperature range of -40°C to +85°C, suitable for a variety of industrial and embedded devices.
Frequently Asked Questions (FAQ)
Q1: What processor core does the STM32F205VCT6 use?
It uses a 32-bit Arm Cortex-M3 core with a maximum operating frequency of 120 MHz and integrates an ART Accelerator.
Q2: What are the Flash and RAM capacities of the STM32F205VCT6?
This model features 256 KB Flash, 96 KB system SRAM, and 4 KB backup SRAM.
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