CC2540F128
Bluetooth-enabled microcontrollers with RF and USB support
Manufacturer： ['analog-devices', 'ti']
series introduction
# Introduction to the CC2540F128 Product Series
## 1. Overview
The CC2540F128 is a highly integrated, low - power, single - mode Bluetooth Smart (previously known as Bluetooth Low Energy) system - on - chip (SoC) solution developed by Texas Instruments. This product series is designed to meet the growing demand for wireless connectivity in a wide range of applications, offering a combination of high performance, low power consumption, and rich functionality.
## 2. Key Features
### 2.1 Microcontroller Unit (MCU)
- **Powerful ARM Cortex - M3 Core**: The CC2540F128 is built around an ARM Cortex - M3 32 - bit RISC processor. This core provides high - speed processing capabilities, enabling the device to handle complex tasks such as protocol stack management, data encryption, and application - specific algorithms. With a clock speed that can be configured according to the application requirements, it offers a good balance between performance and power consumption.
- **128KB Flash Memory**: It comes with 128KB of on - chip flash memory, which is sufficient to store the Bluetooth stack, application code, and any necessary data. This large memory capacity allows for the development of feature - rich applications without the need for external memory expansion in most cases.
- **8KB RAM**: The 8KB of random - access memory (RAM) provides enough space for data buffering, variable storage, and stack operations during runtime. It ensures smooth execution of the code and efficient handling of data packets.
### 2.2 Bluetooth Smart Connectivity
- **Single - Mode Bluetooth Smart**: The CC2540F128 is optimized for Bluetooth Smart technology, which is designed for low - power, short - range wireless communication. It supports all the features of the Bluetooth Smart protocol, including advertising, scanning, connection establishment, and data transfer. This makes it suitable for applications that require intermittent, low - bandwidth communication, such as fitness trackers, smart home sensors, and medical devices.
- **High - Performance Radio**: The integrated radio transceiver offers excellent RF performance with a high sensitivity of up to - 94 dBm and a maximum output power of + 4 dBm. This allows for reliable communication over a reasonable distance, even in environments with some interference. The radio also supports frequency hopping spread spectrum (FHSS) to enhance the robustness of the communication link.
### 2.3 Low - Power Operation
- **Multiple Power Modes**: The CC2540F128 features several power - saving modes, including active, idle, sleep, and deep - sleep modes. In active mode, the device can perform normal operations with a relatively low power consumption. When the device is not actively communicating, it can enter idle or sleep modes, where the power consumption is significantly reduced. The deep - sleep mode offers the lowest power consumption, making it ideal for battery - powered applications that require long - term operation.
- **Power Management Unit (PMU)**: The built - in PMU allows for efficient management of the power supply. It can regulate the voltage levels, control the power consumption of different components, and manage the wake - up and sleep cycles based on the application requirements. This helps to extend the battery life of the end - product.
### 2.4 Peripherals
- **Analog - to - Digital Converter (ADC)**: The CC2540F128 is equipped with a 12 - bit ADC, which can be used to convert analog signals from sensors into digital values. This is useful for applications such as environmental monitoring, where sensors like temperature, humidity, and light sensors generate analog signals that need to be processed.
- **General - Purpose Input/Output (
Images for reference
40-VQFN Exposed pad
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