无线参数Wireless parameters
| 项目 | 条件 | 典型值 | 单位 |
|---|---|---|---|
| 无线参数Wireless parameters | 频率范围Frequency range | 2400 ~ 2483.5 | MHz |
| 输出功率output power | -21~ 5 | dBm | |
| 输出功率调节步进 in dB steps | – | dB | |
| 接收灵敏度Receive sensitivity | -103dBm@125k bps, BLE5.0 | dBm | |
| 最大输入信号 | – | dBm |
功耗参数Power Consumption
环境温度：25℃工作电压：3.3V工作模式：LDO模式
| 项目 | 工作模式 | 典型值 | 单位 |
|---|---|---|---|
| 电流 | RTC Run, RAM/CPU Guarantee Holding |
1.1 | μA |
| OFF mode | 100 | nA | |
| TX @+5dBm | 9.1 | mA | |
| RX | 5.9 | mA |
工作条件Operating Conditions
| MIN | MAX | UNIT | ||||
|---|---|---|---|---|---|---|
| Operating supply voltage VDDS |
For operation in battery-powered and 3.3-V systems (internal DC-DC can be used to minimize power consumption) |
1.8 | 3.3 | 3.8 | V | |
| Operating supply voltage (VDDS and VDDR), external regulator mode |
For operation in 1.8-V systems (VDDS and VDDR pins connected on PCB, internal DC-DC cannot be used) |
1.7 | – | 1.95 | V | |
| Ambient temperature | – | -40 | + 25 | +85 | ℃ |
额定值Absolute Maximum Ratings
| MIN | MAX | UNIT | ||||
|---|---|---|---|---|---|---|
| Supply voltage (VDDS, VDDS2, and VDDS3) |
VDDR supplied by internal DC-DC regulator or internal GLDO. VDDS_DCDC connected to VDDS on PCB. |
-0.3 | – | 4.1 | V | |
| Input RF level | – | 5 | dBm | |||
| Tstg | Storage temperature | – | -40 | – | +150 | ℃ |