产品特征蓝牙低功耗兼容技术支持远程的应用的接收信号强度检测（RSSI）符合CE (欧洲)和FCC(美国)认证标准内含高性能的ARM Cortex-M4F带AES安全协议处理器 2.应用领域 低功耗蓝牙系统移动配件运动和健身设备 消费类电子人机接口设备健康和医疗
3.引脚定义
引脚符号 | 引脚类型 | 定义 |
VCC | Power | Power supply |
DCC | Power | DC/DC converter output pin |
GND | Power | Ground |
DEC4 | Power | 1V3 regulator supply decoupling. Input from DC/DC converter. Output from 1.3 V LDO |
SWDIO | Digital I/O | System reset (active low). Hardware debug and flash programming I/O programming I/O. |
SWCLK | Digital input | Hardware debug and flash programming I/O |
P0.00 to P0.31 | Digital I/O | General purpose I/O pin |
XL2 | Analog output | Connection for 32.768 kHz crystal |
XL1 | Analog input | Connection for 32.768 kHz crystal or external 32.768 kHz |
RESET | Digital I/O | Configurable as system RESET pin |
4.电气参数
参数 | 数值 | 备注 |
工作电压 | 1.8-3.6V | DC |
工作频率 | 2400-2483MHz | Programmable |
频率误差 | +/- 20KHz | Null |
发射功率 | -40 ~ +4dBm | Programmable |
接收灵敏度 | -96dBm | High gain mode |
接收电流 | 5.4mA | RX only run current(DCDC, 3V) 1Msps |
发射电流 | 7.5mA | Transmission power +4dBm， RX only run current(DCDC, 3V) 1Msps |
5.3mA | Transmission power 0dBm | |
睡眠功耗 | 1uA以下 | Power mode 3, connection-less state |
遥控距离 | 10-60米 | BER<0.1%, Open space |
天线 | 50ohm | Null |
模块尺寸 | 20*12*2mm | Null |
传输距离 | 10-60米 | 半径距离 |