rf-bm-2642b1是信驰达科技基于美国德州仪器cc2642r 为核心自主研发的蓝牙 5.0 模块。模块除了集成负责应用逻辑的高性能 arm cortex-m4f 处理器与一个专用于负责射频核心的 arm cortex-m0 处理器之外，还具有非常有特色的 16 bit 低功耗传感器处理核心。具有352 kb 的可编程闪存和 80 kb 超低泄漏 sram。支持低功耗蓝牙 5.0 并向下兼容低功耗蓝牙 4.2 等。
| 芯片型号 | cc2642r |
| 工作电压 | 1.8v 至 3.8v，推荐为3. 3v |
| 工作频段 | 2402mhz ～ 2480mhz |
| 最大发射功率 | 5 dbm |
| 接收灵敏度 | -97 dbm |
| gpio数量 | 31 个 |
| 功耗 | 接收电流：6.9 ma |
| ram | 80 kb |
| flash | 352 kb |
| 晶振频率 | 48 mhz |
| 封装方式 | smt 封装 （邮票半孔） |
| 通讯接口 | uart，i2s，i2c，spi，adc |
| 模块尺寸 | 22.5 x 17.03 mm |
| 工作温度 | -40℃ ～ 85℃ |
| 储存温度 | -40℃ ～ 125℃ |
实测功耗
从不以理论值代替实际值宣传
双晶振设计
集成系统晶振 时钟晶振
德州仪器新一代蓝牙soc——cc2642r
支持完整的低功耗蓝牙5.0协议
蓝牙5.0之传输速度
两倍于蓝牙4.2传输速度
蓝牙5.0之传输范围
四倍于蓝牙4.2通信距离
蓝牙5.0之传输数据
八倍于蓝牙4.2传输数据
实测距离
在天气情况 空旷可视 距地约为2米的郊区进行测试
高低温
能够适应各种恶劣环境
宽电压
更宽的电压适用范围
应用场景
引脚图
| 引脚序号 | 名称 | 功能 | 备注 |
| 1 | p00 | gpio | gpio, sensor controller |
| 2 | p01 | gpio | gpio, sensor controller |
| 3 | p02 | gpio | gpio, sensor controller |
| 4 | p03 | gpio | gpio, sensor controller |
| 5 | p04 | gpio | gpio, sensor controller |
| 6 | p05 | gpio | gpio, sensor controller, high-drive capability |
| 7 | p06 | gpio | gpio, sensor controller, high-drive capability |
| 8 | p07 | gpio | gpio, sensor controller, high-drive capability |
| 9 | p08 | gpio | gpio |
| 10 | p09 | gpio | gpio |
| 11 | p10 | gpio | gpio |
| 12 | p11 | gpio | gpio |
| 13 | p12 | gpio | gpio |
| 14 | p13 | gpio | gpio |
| 15 | p14 | gpio | gpio |
| 16 | p15 | gpio | gpio |
| 17 | jtag_tmsc | jtag_tmsc | jtag tmsc, high-drive capability |
| 18 | jtag_tckc | jtag_tckc | jtag tckc |
| 19 | p16 | gpio | gpio, jtag_tdo, high-drive capability |
| 20 | p17 | gpio | gpio, jtag_tdi, high-drive capability |
| 21 | p18 | gpio | gpio |
| 22 | p19 | gpio | gpio |
| 23 | p20 | gpio | gpio |
| 24 | p21 | gpio | gpio |
| 25 | p22 | gpio | gpio |
| 26 | p23 | gpio | gpio, sensor controller, analog |
| 27 | p24 | gpio | gpio, sensor controller, analog |
| 28 | p25 | gpio | gpio, sensor controller, analog |
| 29 | p26 | gpio | gpio, sensor controller, analog |
| 30 | p27 | gpio | gpio, sensor controller, analog |
| 31 | p28 | gpio | gpio, sensor controller, analog |
| 32 | p29 | gpio | gpio, sensor controller, analog |
| 33 | p30 | gpio | gpio, sensor controller, analog |
| 34 | vcc | 电源 | 模块电源: 1.8 v ~ 3.8 v，推荐3.3 v |
| 35 | gnd | 地 | / |
| 36 | reset | 复位脚 | 复位，低电平有效。无内部上拉 |
设计·仿真
良好的性能来源于全局仿真介入
真正的好产品 都是“精打细算”设计而出，强大的设计能力才能做出好产品
设计·天线
天线是通信系统关键环节
好的天线是通信系统稳定的核心竞争力
实力认证
九年技术积累 领跑无线行业
机械尺寸
引脚定义
| 引脚序号 | 名称 | 功能 | 备注 |
| 1 | p00 | gpio | gpio, sensor controller |
| 2 | p01 | gpio | gpio, sensor controller |
| 3 | p02 | gpio | gpio, sensor controller |
| 4 | p03 | gpio | gpio, sensor controller |
| 5 | p04 | gpio | gpio, sensor controller |
| 6 | p05 | gpio | gpio, sensor controller, high-drive capability |
| 7 | p06 | gpio | gpio, sensor controller, high-drive capability |
| 8 | p07 | gpio | gpio, sensor controller, high-drive capability |
| 9 | p08 | gpio | gpio |
| 10 | p09 | gpio | gpio |
| 11 | p10 | gpio | gpio |
| 12 | p11 | gpio | gpio |
| 13 | p12 | gpio | gpio |
| 14 | p13 | gpio | gpio |
| 15 | p14 | gpio | gpio |
| 16 | p15 | gpio | gpio |
| 17 | jtag_tmsc | jtag_tmsc | jtag tmsc, high-drive capability |
| 18 | jtag_tckc | jtag_tckc | jtag tckc |
| 19 | p16 | gpio | gpio, jtag_tdo, high-drive capability |
| 20 | p17 | gpio | gpio, jtag_tdi, high-drive capability |
| 21 | p18 | gpio | gpio |
| 22 | p19 | gpio | gpio |
| 23 | p20 | gpio | gpio |
| 24 | p21 | gpio | gpio |
| 25 | p22 | gpio | gpio |
| 26 | p23 | gpio | gpio, sensor controller, analog |
| 27 | p24 | gpio | gpio, sensor controller, analog |
| 28 | p25 | gpio | gpio, sensor controller, analog |
| 29 | p26 | gpio | gpio, sensor controller, analog |
| 30 | p27 | gpio | gpio, sensor controller, analog |
| 31 | p28 | gpio | gpio, sensor controller, analog |
| 32 | p29 | gpio | gpio, sensor controller, analog |
| 33 | p30 | gpio | gpio, sensor controller, analog |
| 34 | vcc | 电源 | 模块电源: 1.8 v ~ 3.8 v，推荐3.3 v |
| 35 | gnd | 地 | / |
| 36 | reset | 复位脚 | 复位，低电平有效。无内部上拉 |
