功能特点
The RDA5869 is a highly-integrated mixed-signal SOC integrated with 2.4GHz RF transceiver compliant with Bluetooth core 2.1 and ARM7-based microprocessor baseband. It is ideal for wireless headset/hand-free device applications
The radio part of RDA5869 has been designed to provide low power, low cost, and robust applications for communications in the globally available 2.4 GHz unlicensed ISM band.
This single-chip RDA5869 is implemented in a standard digital 55nm CMOS process technology and requires minimal external components to provide total solutions especially for headset applications. The chip is packaged as 32- pin, 4 mm × 4 mm QFN
参数指标
+ Fully integrated CMOS radio and ARM7-based baseband with on-chip ROM and RAM
+ Compliant with Bluetooth 2.1 specification
+ internal LDO and DC-DC buck
+ on-chip voice codec with differential microphone in and speaker out ports
+ Supporting 26MHz DCXO /TCXO
+ Internal 32k LPO.
+ Low power consumption
+ Extremely small size chip package with minimum external components
+ Supports for EEPROM
+ Integrated internal programmable 8K-bit efuse
+ LED control interface with programmable flash mode
+ Friendly UART/I2C interface
+ Integrated charger circuit
应用领域
RDA5869 is tailored for the mono-headset bluetooth earphone applications.
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