[Bluetooth protocol]：BLE 5.1
[Communication distance]： 60m
[Product size]：10*10mm
[Introduction]：E104-BT08 is a serial-to-BLE Bluetooth module based on Bluetooth protocol version 5.1. It is small in size, low in power consumption, and works in the 2.4GHz frequency band. Bluetooth modules can be widely used in smart wear, home automation, home security, personal health care, smart home appliances, accessories and remote controls, automobiles, lighting, industrial Internet, smart data acquisition, smart control and other fields.
| Main parameters | Performance | Remarks | |||
| Minimum | Typical | Maximum | |||
| Working voltage (v) | 1.8 | 3.3 | 3.6 | ≥3.3V can guarantee the output power | |
| Communication level (V) | - | 3.3 | - | There is a risk of burning when using 5V level | |
| Working temperature (℃) |
-40 | - | 85 | industrial design | |
| Working frequency band (MHz) | 2402 | - | 2480 | Support ISM frequency band | |
| Power Consumption | Emission Current (mA) |
- | 6.3 | - | The default broadcast interval is 1S |
| Receive current (mA) | - | 6.2 | - | - | |
| Sleep current (uA) | - | 0.6 | - | deep sleep | |
| Transmit power(dBm) | -20 | 0 | 8 | - | |
| Receiving sensitivity (dBm) | - | -99 | - | Air rate is 1Mbps | |
| Sleep broadcast current (default) | - | 6.3 | - | Unit: mA. The default broadcast interval is 1s | |
| Sleep connection current (default) | - | 170 | - | Unit: uA. The default broadcast interval is 1s | |
| Wake up broadcast current (default) | - | 66 | - | Unit: uA. The default broadcast interval is 1s | |
| Sleep without broadcast current (default) | - | 0.6 | - | Unit: uA. The default connection gap is 500ms | |
| Main parameters | Description | Remarks |
| Reference distance | 60m | Clear and open environment, height 2.0 meters; @8dBm; Airspeed: 1Mbps |
| bluetooth protocol | BLE5.1 | - |
| Communication Interface | UART | - |
| Encapsulation | SMD | - |
| Dimensions | 10*10mm | - |
| RF interface | ceramic antenna | The equivalent impedance is about 502 |
| weight | 0.5±0.1g | - |
| Main parameters |
Performance | Remarks | |
| Minimum value | Maximum value | ||
| Supply voltage (V) | 1.8 | 3.6 | Exceeding 3.6V permanently burns the module |
| Blocking power (dBm) | - | 10 | Less chance of burning when used at close range |
| Working temperature (℃) | -40 | 85 | industrial grade |
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