Overview
The STM32F334K8T6TR 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 frequency and including a floating point unit (FPU). This microcontroller is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals.
The device comes in a 32-pin LQFP package and is suitable for industrial environments, operating in the –40 to +105 °C temperature range with a power supply voltage of 2.0 to 3.6 V. It offers a comprehensive set of power-saving modes, making it ideal for low-power applications.
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, 4 Kbytes of SRAM on instruction and data bus with HW parity check (CCM) |
| ADCs | Up to two 12-bit ADCs (5 Msps), up to 21 channels, selectable resolution of 12/10/8/6 bits |
| DACs | Up to three 12-bit DAC channels with analog supply from 2.4 V to 3.6 V |
| Comparators | Three ultra-fast rail-to-rail analog comparators with analog supply from 2 to 3.6 V |
| Operational Amplifier | One operational amplifier that can be used in PGA mode, all terminals accessible with analog supply from 2.4 to 3.6 V |
| Timers | Up to 12 timers including HRTIM, 32-bit timer, and multiple 16-bit timers with various functionalities |
| Communication Interfaces | CAN interface (2.0 B Active), one SPI, one I2C with 20 mA current sink, up to three USARTs |
| Power Supply | 2.0 to 3.6 V, low-power modes: Sleep, Stop, Standby |
| Operating Temperature | –40 to +105 °C |
| Package | LQFP 32 7x7x1.4 mm |
Key Features
- High-performance Arm® Cortex®-M4 32-bit CPU with FPU, single-cycle multiplication, and HW division DSP instruction.
- Advanced peripherals including two fast 12-bit ADCs, three 12-bit DAC channels, and three ultra-fast rail-to-rail analog comparators.
- One operational amplifier that can be used in PGA mode.
- Extensive range of timers including HRTIM, 32-bit timer, and multiple 16-bit timers.
- Standard and advanced communication interfaces such as CAN, SPI, I2C, and up to three USARTs.
- Low-power modes and power-saving features.
- Up to 51 fast I/O ports, all mappable on external interrupt vectors, several 5 V-tolerant.
- 7-channel DMA controller and interconnect matrix.
- Calendar RTC with alarm and periodic wakeup from Stop.
- Debug mode: serial wire debug (SWD), JTAG.
- 96-bit unique ID and all packages ECOPACK®2 compliant.
Applications
The STM32F334K8T6TR is versatile and can be used in a variety of applications, including:
- Industrial automation and control systems.
- Medical devices requiring precise analog and digital signal processing.
- Automotive systems, especially those needing advanced motor control and communication interfaces.
- Consumer electronics that demand high performance and low power consumption.
- IoT devices that require robust communication and sensor capabilities.
Q & A
- What is the core architecture of the STM32F334K8T6TR?
The core is based on the Arm® Cortex®-M4 32-bit CPU with a floating point unit (FPU), operating at up to 72 MHz.
- How much Flash and SRAM memory does the STM32F334K8T6TR have?
It has up to 64 Kbytes of Flash memory and up to 12 Kbytes of SRAM with HW parity check.
- What are the key analog peripherals of the STM32F334K8T6TR?
The device includes two fast 12-bit ADCs, three 12-bit DAC channels, three ultra-fast rail-to-rail analog comparators, and one operational amplifier.
- What communication interfaces are available on the STM32F334K8T6TR?
The device features a CAN interface (2.0 B Active), one SPI, one I2C, and up to three USARTs.
- What are the power supply and operating temperature ranges of the STM32F334K8T6TR?
The power supply range is 2.0 to 3.6 V, and the operating temperature range is –40 to +105 °C.
- What are the low-power modes available on the STM32F334K8T6TR?
The device offers low-power modes such as Sleep, Stop, and Standby.
- What is the package type of the STM32F334K8T6TR?
The device comes in a 32-pin LQFP package (7x7x1.4 mm).
- Does the STM32F334K8T6TR support debug modes?
Yes, it supports serial wire debug (SWD) and JTAG debug modes.
- Is the STM32F334K8T6TR RoHS compliant?
Yes, all packages are ECOPACK®2 compliant.
- What is the unique identifier feature of the STM32F334K8T6TR?
The device has a 96-bit unique ID.
