Overview
The STM32F334C8T7TR 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 with a floating-point unit (FPU). This microcontroller is designed for a wide range of applications, particularly those requiring advanced peripherals and low-power capabilities.
The device includes up to 64 Kbytes of Flash memory and up to 12 Kbytes of SRAM, along with a routine booster (4 Kbytes of SRAM on the instruction and data bus). It also incorporates various power-saving modes, making it suitable for low-power applications.
The STM32F334C8T7TR is available in a 48-pin LQFP package and operates within a temperature range of –40 to +85 °C or –40 to +105 °C, depending on the specific grade, with a power supply range of 2.0 to 3.6 V.
Key Specifications
| Specification | Details |
|---|---|
| Core | Arm® Cortex®-M4 32-bit CPU with FPU (72 MHz max), single-cycle multiplication and HW division DSP instruction |
| 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) |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +85 °C or –40 to +105 °C |
| 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 that can be used in PGA mode |
| Timers | One 32-bit timer, seven 16-bit timers, including advanced-control timers and motor control timers |
| Communication Interfaces | One I²C, one SPI, up to three USARTs, one CAN interface (2.0 B Active) |
| Package | LQFP 48 7x7x1.4 mm, WLCSP 49 3.9x3.8x0.6 P 0.5 mm |
| RoHS Compliance | Ecopack2 compliant |
Key Features
- High-performance Arm® Cortex®-M4 32-bit CPU with FPU and DSP instructions.
- Advanced peripherals including two fast 12-bit ADCs, three 12-bit DAC channels, and three ultra-fast analog comparators.
- Extensive range of timers, including a high-resolution timer, general-purpose timers, and advanced motor control timers.
- Standard and advanced communication interfaces such as I²C, SPI, USARTs, and CAN.
- Low-power modes: Sleep, Stop, Standby, and a comprehensive set of 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 mode.
- Debug mode: serial wire debug (SWD), JTAG.
- 96-bit unique ID.
Applications
The STM32F334C8T7TR is suitable for a variety of applications, including:
- Industrial automation and control systems.
- Motor control and power management systems.
- Medical devices requiring precise analog and digital signal processing.
- Aerospace and defense applications due to its robust and reliable design.
- Automotive systems, especially those requiring advanced communication interfaces and low-power operation.
- Consumer electronics that need high-performance processing with low power consumption.
Q & A
- What is the core architecture of the STM32F334C8T7TR?
The core architecture is based on the Arm® Cortex®-M4 32-bit CPU with a floating-point unit (FPU) and DSP instructions.
- How much Flash and SRAM memory does the STM32F334C8T7TR have?
It has up to 64 Kbytes of Flash memory and up to 12 Kbytes of SRAM.
- What is the operating temperature range of the STM32F334C8T7TR?
The operating temperature range is –40 to +85 °C or –40 to +105 °C, depending on the specific grade.
- What types of communication interfaces are available on the STM32F334C8T7TR?
The device includes one I²C, one SPI, up to three USARTs, and one CAN interface (2.0 B Active).
- Does the STM32F334C8T7TR support low-power modes?
Yes, it supports low-power modes such as Sleep, Stop, and Standby, along with a comprehensive set of power-saving features.
- What types of timers are available on the STM32F334C8T7TR?
The device includes one 32-bit timer, seven 16-bit timers, and advanced motor control timers.
- Is the STM32F334C8T7TR RoHS compliant?
Yes, it is Ecopack2 compliant.
- What is the package type of the STM32F334C8T7TR?
The device is available in LQFP 48 7x7x1.4 mm and WLCSP 49 3.9x3.8x0.6 P 0.5 mm packages.
- Does the STM32F334C8T7TR have any unique identifiers?
Yes, it has a 96-bit unique ID.
- What debug modes are supported by the STM32F334C8T7TR?
The device supports serial wire debug (SWD) and JTAG.
