STMicroelectronics STM32F105R8T7
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $9.77 | $9.77 |
| 15+ | $6.42 | $96.30 |
| 25+ | $6.28 | $157.00 |
| 50+ | $5.93 | $296.50 |
| 100+ | $5.24 | $524.00 |
| N+ | $1.05 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32F1 |
| Packaging | Tray | NULL |
| Core Processor | ARM® Cortex®-M3 |
| Core Size | 32-Bit Single-Core |
| Speed | 72MHz |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART, USB OTG |
| Peripherals | DMA, POR, PWM, Voltage Detect, WDT |
| Number of I/O | 51 |
| Program Memory Size | 64KB (64K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 64K x 8 |
| Voltage - Supply (Vcc/Vdd) | 2V ~ 3.6V |
| Data Converters | A/D 16x12b; D/A 2x12b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | - |
| Package / Case | 64-LQFP |
| ROHS |
The STM32F105R8T7 from STMicroelectronics is a 32-bit microcontroller featuring the ARM Cortex-M3 core at 72MHz. It provides 64KB of flash and a generous 64KB of SRAM in a 64-LQFP package. Operating from 2V to 3.6V and -40°C to 105°C, it is built for demanding environments. With DMA, PWM, and voltage detection, it offers a balanced feature set for connectivity and control applications.
- Large SRAM: 64KB RAM enables complex data buffering and multitasking.
- High Temperature: 105°C rating supports automotive and industrial environments.
- Efficient DMA: Reduces CPU load for high-throughput data transfers.
- Versatile I/O: 64-pin package provides ample GPIO for peripheral integration.
Connectivity Hubs
The large 64KB SRAM and multiple communication interfaces make it ideal for protocol bridging in industrial gateways.
Motor Drives
With PWM and DMA, it can manage complex motor control algorithms while maintaining real-time responsiveness.
Power Conversion
Its voltage detection and wide temperature range support robust operation in inverters and power supplies.
Building Automation
The extended temperature range and reliable I/O make it suitable for HVAC controllers and lighting systems.
Test Equipment
High-speed processing and ample RAM enable data logging and waveform generation in portable instruments.
Automotive Electronics
The 105°C rating and robust features support engine management and body control modules.
- Q: What is the core and speed of the STM32F105R8T7?
- A: It uses an ARM Cortex-M3 core running at 72MHz.
- Q: What is the supply voltage range?
- A: The voltage range is 2V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 64KB of flash and 64KB of SRAM.
- Q: What package is it available in?
- A: It comes in a 64-pin LQFP package.
- Q: What is the operating temperature?
- A: It operates from -40°C to 105°C.
- Q: What is the core and speed of the STM32F105R8T7?
- A: It uses an ARM Cortex-M3 core running at 72MHz.
- Q: What is the supply voltage range?
- A: The voltage range is 2V to 3.6V.
- Q: How much flash and RAM does it have?
- A: It has 64KB of flash and 64KB of SRAM.
- Q: What package is it available in?
- A: It comes in a 64-pin LQFP package.
- Q: What is the operating temperature?
- A: It operates from -40°C to 105°C.

STM32F105R8T7.pdf