Spanish 
This is a type of low energy data transmission Bluetooth module based on CC2541 and it follows the Bluetooth specification BLE V4.0. Combining the advantages of compact size, extra low power consumption, strong anti-interference and long communication distance, it is very suitable for short range wireless communication in Things of Internet. The module integrates PCB antenna on board. It can be used to communicate with other Bluetooth devices such as iPhone system. Through AT commands, the user can modify the baud rate, device name, passkey and other parameters.
Specification:
- TI chip: CC2541
- Frequency range: 2,379 - 2,496MHz
- Data rate: 250K - 500K - 1M - 2Mbps
- Modulation format: GFSK and MSK
- Interface port: by SPI/UART/I2C/IO
- Supply voltage: 2.0V - 3.9V (type: 3.6V)
- Output power: +0dBm
- Distance range: 40 - 50 meters (under open area)
- Operating temperature: -40 to +85°C
- 128/256KB flash for selection
- TC2541-BLEF: big board - 16.46 x 25.83mm with PCB antenna
- TC2541-BLEF: big board - 16.46 x 25.83mm without PCB antenna + external
Applications:
- 2.4G Bluetooth low energy systems
- Proprietary 2.4GHz system
- Human interface devises (keyboard, mouse and remote control)
- Sports and leisure equipment
- Mobile phone accessories
- Consumer electronics
