E73-2G4M04S1F Ebyte FCC/CE/RoHs Low Power Small Wireless Nordic ble 5.1 nRF52811 beacon Module
[IC]：nRF52811
[Frequency]：2.379~2.496GHz
[Protocol]：BLE 5.1/IEEE 802.15.4-2006
[Distance]：120m
[Product weight]：2.2g±0.1g
[Size]：17.5*28.7mm
[Introduction]：E73-2G4M04S1F is a small volume chip BLE wireless module independently developed based on nrf52811 chip of Nordic of Norway. It adopts 32mhz industrial crystal oscillator to ensure its industrial characteristics and stable performance.
Official Store| Main parameter | Description | Remark |
|---|---|---|
| Operating frequency | 2379~2496 MHz | Support ISM band |
| Tx power | 4 dBm | - |
| Receiving sensitivity | -104 dBm | Long ditance mode |
| Crystal frequency | 32MHz/32.768KHz | - |
| Distance for reference | 120m | Test condition: clear and open area, antenna gain: 5 dBi, antenna height: 2.5m, air data rate: 1M bps |
| Main parameter | Description | Remark |
|---|---|---|
| IC | NRF52811 | - |
| FLASH | 192 KB | - |
| RAM | 24 KB | - |
| Core | ARM CORTEX-M4 | - |
| Size | 17.5*28.7mm | - |
| Antenna | PCB | Impedance is about 50 ohms |
| Support protocal | BLE 5.1/IEEE 802.15.4-2006 | - |
| Package | SMD | - |
| Main parameter | Min. | Typ. | Max. | Unit | Remark |
|---|---|---|---|---|---|
| Operating voltage | 1.8 | 3.3 | 3.6 | V | ≥3.3V can ensures output power |
| Communication level | - | 3.0 | - | V | For 5V TTL, it may be at risk of burning down |
| TX current | - | 18 | - | mA | Instant power consumption |
| RX current | - | 13 | - | mA | - |
| Sleep current | - | 2 | - | μA | Software is shut down |
| Operating temperature | -40 | - | +85 | ℃ | Industrial design |