STM32W108C8

32-bit ARM Cortex-M3 microcontrollers with RF and IEEE 802.15.4 support

Manufacturer: stm

series introduction

# Introduction to the STM32W108C8 Product Series

## 1. Overview
The STM32W108C8 is a remarkable product series from STMicroelectronics, specifically designed to meet the diverse requirements of modern wireless communication and embedded system applications. It combines the power of a high - performance microcontroller with integrated wireless capabilities, offering a comprehensive solution for developers looking to create innovative and efficient connected devices.

## 2. Key Features

### 2.1 Microcontroller Core
- **ARM Cortex - M3 Core**: At the heart of the STM32W108C8 lies an ARM Cortex - M3 32 - bit RISC core. This core provides high processing performance with a clock speed that can reach up to 32 MHz. It offers a rich set of instructions and a Harvard architecture, enabling efficient execution of code and handling of complex tasks.
- **Memory Configuration**: The device comes with 64 KB of Flash memory, which is used for storing the application code. This ample storage space allows developers to implement feature - rich applications. Additionally, it has 8 KB of SRAM, which is used for data storage during the runtime of the application, facilitating fast data access and manipulation.

### 2.2 Wireless Connectivity
- **IEEE 802.15.4 Compatibility**: The STM32W108C8 is fully compliant with the IEEE 802.15.4 standard. This standard is widely used in low - power, low - data - rate wireless personal area networks (WPANs). It enables the device to communicate with other IEEE 802.15.4 - compliant devices, such as sensors, actuators, and other smart devices, in a reliable and energy - efficient manner.
- **Integrated RF Transceiver**: The product series features an integrated RF transceiver operating in the 2.4 GHz ISM (Industrial, Scientific, and Medical) band. This band is globally available and unlicensed, making it suitable for a wide range of wireless applications. The transceiver offers high sensitivity and selectivity, ensuring robust communication even in noisy environments. It also supports data rates up to 250 kbps, which is sufficient for many IoT (Internet of Things) and sensor network applications.

### 2.3 Peripherals
- **GPIO (General - Purpose Input/Output) Pins**: The STM32W108C8 is equipped with a sufficient number of GPIO pins. These pins can be configured as either input or output, allowing developers to interface with external devices such as sensors, switches, and LEDs. They can also be used for custom communication protocols or for controlling external hardware components.
- **UART (Universal Asynchronous Receiver/Transmitter)**: The UART interface provides a simple and widely used method for serial communication. It can be used to communicate with other microcontrollers, computers, or other serial devices. This interface is useful for debugging, data logging, and communication with external modules.
- **SPI (Serial Peripheral Interface)**: The SPI interface is a high - speed serial communication protocol. It allows the device to communicate with other SPI - compatible devices, such as external memory chips, sensors, and displays. The SPI interface offers fast data transfer rates and is suitable for applications that require high - speed data exchange.
- **I²C (Inter - Integrated Circuit)**: The I²C interface is a multi - master, multi - slave serial communication protocol. It is commonly used for connecting low - speed devices, such as sensors and EEPROMs, to the microcontroller. The I²C interface simplifies the wiring and communication between multiple devices on the same bus.

### 2.4 Low - Power Operation
- **Multiple Power Modes

Images for reference

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48-VFQFPN-7x7

related Documents

Datasheets

Partlist

STM32W108C8U63TR
STM32W108C8U64TR