Overview
The STM32F103ZEH7TR is a high-performance microcontroller from STMicroelectronics, part of the STM32F103xE performance line family. It is based on the ARM® Cortex®-M3 32-bit RISC core, operating at a maximum frequency of 72 MHz. This microcontroller is designed to offer a balance of performance, power efficiency, and a wide range of peripherals, making it suitable for a variety of applications.
The device features high-speed embedded memories, including up to 512 Kbytes of Flash memory and up to 64 Kbytes of SRAM. It also includes an extensive range of enhanced I/Os and peripherals connected to two APB buses.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 72 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | Up to 64 Kbytes |
| ADCs | 3 × 12-bit, up to 21 channels |
| DACs | 2 × 12-bit |
| Timers | Up to 11 timers (including 4 × 16-bit timers, 2 × 16-bit motor control PWM timers, 2 × watchdog timers, SysTick timer, and 2 × 16-bit basic timers) |
| Communication Interfaces | Up to 2 × I2C, 3 × SPI, 2 × I2S, 1 × SDIO, 5 × USART, 1 × USB, 1 × CAN (2.0B Active) |
| I/O Ports | Up to 112 fast I/O ports |
| Operating Temperature | -40°C to 105°C |
| Package | LQFP 144 20x20x1.4 mm |
Key Features
- High-Performance Core: ARM® Cortex®-M3 CPU with a maximum frequency of 72 MHz.
- Memory and Storage: Up to 512 Kbytes of Flash memory and up to 64 Kbytes of SRAM.
- Analog to Digital Converters (ADCs): 3 × 12-bit ADCs with up to 21 channels.
- Digital to Analog Converters (DACs): 2 × 12-bit DACs.
- Timers and Counters: Up to 11 timers, including motor control PWM timers and watchdog timers.
- Communication Interfaces: Multiple interfaces such as I2C, SPI, I2S, SDIO, USART, USB, and CAN.
- Low Power Modes: Sleep, Stop, and Standby modes for power efficiency.
- Debugging and Trace: Serial wire debug (SWD) and JTAG interfaces, along with the Cortex®-M3 Embedded Trace Macrocell™.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication.
- Consumer Electronics: Used in various consumer devices requiring high performance and low power consumption.
- Medical Devices: Applicable in medical equipment due to its reliability and precision.
- Automotive Systems: Can be used in automotive control units, sensors, and communication systems.
- IoT Devices: Ideal for Internet of Things (IoT) applications requiring efficient processing and multiple interfaces.
Q & A
- What is the core architecture of the STM32F103ZEH7TR?
The STM32F103ZEH7TR is based on the ARM® Cortex®-M3 32-bit RISC core.
- What is the maximum operating frequency of the STM32F103ZEH7TR?
The maximum operating frequency is 72 MHz.
- How much Flash and SRAM memory does the STM32F103ZEH7TR have?
It has up to 512 Kbytes of Flash memory and up to 64 Kbytes of SRAM.
- What types of ADCs and DACs are available on the STM32F103ZEH7TR?
It features 3 × 12-bit ADCs with up to 21 channels and 2 × 12-bit DACs.
- What communication interfaces are supported by the STM32F103ZEH7TR?
The device supports multiple interfaces including I2C, SPI, I2S, SDIO, USART, USB, and CAN.
- Does the STM32F103ZEH7TR have any low power modes?
Yes, it has Sleep, Stop, and Standby modes for power efficiency.
- What debugging interfaces are available on the STM32F103ZEH7TR?
The device supports serial wire debug (SWD) and JTAG interfaces, along with the Cortex®-M3 Embedded Trace Macrocell™.
- What is the operating temperature range of the STM32F103ZEH7TR?
The operating temperature range is -40°C to 105°C.
- What package type is the STM32F103ZEH7TR available in?
The device is available in an LQFP 144 package (20x20x1.4 mm).
- What are some common applications of the STM32F103ZEH7TR?
It is commonly used in industrial automation, consumer electronics, medical devices, automotive systems, and IoT devices.
