The CSR8810A04-ICXR-R is a Bluetooth 4.0 single-mode low energy (BLE) connectivity solution manufactured by CSR PLC (now Qualcomm). It is designed for applications requiring low power consumption and efficient wireless communication. This chip is a key component for a wide range of IoT devices and wearable technology.

Applications

• Wearable devices (smartwatches, fitness trackers)
• Bluetooth Low Energy beacons
• Wireless sensors
• Remote controls
• Medical devices
• Smart home applications

Features

• Bluetooth 4.0 single-mode compliant
• Low energy consumption
• Integrated antenna
• Support for over-the-air (OTA) firmware upgrades
• Small form factor
• Integrated power management
• Support for various Bluetooth profiles, including GATT

Benefits

• Extended battery life for portable devices due to low power consumption
• Simplified design and reduced BOM costs due to integration
• Improved connectivity and range compared to older Bluetooth standards
• Future-proof design with OTA firmware upgrade capability
• Smaller product size due to compact form factor
• Enhanced security features for data transmission

Additional Details

The CSR8810A04-ICXR-R operates in the 2.4 GHz ISM band. It utilizes the Bluetooth Low Energy protocol for communication, which minimizes power consumption by reducing the duty cycle and optimizing data transfer. The integrated antenna eliminates the need for external antenna components, simplifying the design and reducing the overall size of the device. This chip supports various GATT profiles, allowing it to communicate with a wide range of Bluetooth-enabled devices. It also includes integrated power management features to further reduce power consumption and extend battery life.

Specifically, the CSR8810A04 often uses a UART interface for communication with a host microcontroller, and supports both master and slave modes, offering flexibility in network configurations. It also supports AES-128 encryption for secure data transfer. The chip is designed to operate in a wide temperature range, making it suitable for various environmental conditions.