Overview
The STM32F334R8T7TR is a microcontroller from the STM32F334x4/6/8 family, produced by STMicroelectronics. It features the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at up to 72 MHz and including a floating-point unit (FPU) and DSP instructions. This microcontroller is designed for a wide range of applications, particularly those requiring advanced analog and digital capabilities.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® Cortex®-M4 32-bit CPU with FPU, 72 MHz max |
| Memories | Up to 64 Kbytes of Flash memory, up to 12 Kbytes of SRAM with HW parity check |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +105 °C |
| Package | LQFP 64 10x10x1.4 mm |
| ADCs | Two fast 12-bit ADCs (5 Msps), up to 21 channels |
| DACs | Up to three 12-bit DAC channels |
| Comparators | Three ultra-fast rail-to-rail analog comparators |
| Operational Amplifier | One operational amplifier |
| Timers | One 32-bit timer, seven 16-bit timers, and other specialized timers |
| Communication Interfaces | One CAN, one SPI, one I2C, up to three USARTs |
| I/Os | Up to 51 fast I/O ports, all mappable on external interrupt vectors |
Key Features
- High-performance Arm® Cortex®-M4 32-bit RISC core with FPU and DSP instructions.
- Advanced analog peripherals including two fast 12-bit ADCs, three 12-bit DAC channels, and three ultra-fast analog comparators.
- Operational amplifier that can be used in PGA mode.
- Extensive range of timers including a high-resolution timer, general-purpose timers, and motor control timers.
- Standard and advanced communication interfaces such as CAN, SPI, I2C, and USARTs.
- Low-power modes: Sleep, Stop, Standby.
- Comprehensive set of power-saving modes.
- Up to 51 fast I/O ports with external interrupt vectors.
- Support for capacitive sensing channels.
Applications
The STM32F334R8T7TR is suitable for a variety of applications, including:
- Industrial control systems.
- Motor control and automation.
- Medical devices requiring advanced analog capabilities.
- Consumer electronics and appliances.
- Communications equipment and networking devices.
Q & A
- What is the core architecture of the STM32F334R8T7TR?
The STM32F334R8T7TR features the Arm® Cortex®-M4 32-bit RISC core with a floating-point unit (FPU) and DSP instructions. - What is the maximum operating frequency of the microcontroller?
The maximum operating frequency is up to 72 MHz. - How much Flash and SRAM memory does the microcontroller have?
Up to 64 Kbytes of Flash memory and up to 12 Kbytes of SRAM with HW parity check. - What is the operating temperature range of the microcontroller?
The operating temperature range is –40 to +105 °C. - What types of communication interfaces are available?
The microcontroller includes one CAN, one SPI, one I2C, and up to three USARTs. - Does the microcontroller support low-power modes?
Yes, it supports Sleep, Stop, and Standby low-power modes. - How many I/O ports does the microcontroller have?
Up to 51 fast I/O ports, all mappable on external interrupt vectors. - What advanced analog peripherals are included?
Two fast 12-bit ADCs, three 12-bit DAC channels, and three ultra-fast analog comparators. - Is the microcontroller RoHS compliant?
Yes, it is RoHS compliant with an Ecopack2 rating. - What package options are available for the STM32F334R8T7TR?
The microcontroller is available in LQFP 64 10x10x1.4 mm packages.
