Texas Instruments Standard Linear and Logic RF Transceiver ICs - CC2541F128RHAR CC2541F128RHAR

The CC2541F128RHAR is a 2.4-GHz Bluetooth low energy and proprietary RF transceiver integrated circuit from Texas Instruments. It features a high-performance, low-power 8051 microcontroller core with in-system programmable flash memory of 128 kB and 8 kB of RAM. The device supports multiple data rates, including 250 kbps, 500 kbps, 1 Mbps, and 2 Mbps, making it suitable for a variety of applications. This transceiver offers excellent receiver sensitivity of -94 dBm at 1 Mbps and programmable output power up to 0 dBm, enabling long-range communication without the need for external front-end components. It operates within a supply voltage range of 2 V to 3.6 V and has low power consumption, with active mode RX current as low as 17.9 mA and TX current at 18.2 mA. The CC2541F128RHAR is designed for applications requiring compliance with worldwide radio frequency regulations, including ETSI, FCC, and ARIB standards. It is packaged in a compact 6 mm x 6 mm QFN-40 format, which minimizes the need for external components and supports a variety of serial interfaces, including I2C, SPI, and USART. This product is suitable for use in Bluetooth low energy systems, human-interface devices, and consumer electronics.