2.4GHZ BLE Mesh small SMD E73-2G4M08S1C Nordic nRF52840 module small size ble 5.0

E73-2G4M08S1C IoT Solutions Modules nRF52840 ble5.0 SMD 2.4GHz Nordic Wireless Module [IC]：nRF52840 [Frequency]：2.360~2.500GHz [Size]：13.0*18.0mm [Weight]：1.0±0.1g [Introduction]：1.The original imported nRF52840 chip, supporting ble 4.2 and B1. Original imported nRF52840 radio frequency chip. 2. bluetooth 4.2 and 5.0 protocols. 3. It comes with high-performance ARM CORTEX-M4F core. 4. With 32.768K real-time clock. 5. Four-layer high-performance PCB board with excellent RF characteristics will help pass various certifications. 6. The module leads to most IO ports. 7. The module is not programmed, users need to carry out secondary development. RF Parameter Value Remark Working frequency 2360~2500 MHz Default: 2.4GHz (32MHz oscillator) Transmitting power 8 dBm About 2.5mW Receiving sensitivity -103dBm@BLE 125kbps（Long distance mode）-95dBm@BLE 1M bps - Test distance 120m In open and clear air, with maximum power, 5 dBi antenna gain, height of 2m, 1M bps Hardware Parameter Value Remark IC nRF52840-QIAAC0 / aQFN™ 73 - FLASH 1024 KB - RAM 256 KB - Core ARM® Cortex™ -M4F - Size 13.0 * 18.0 mm - Antenna type Ceramic antenna - Communication interface I/O - Package SMD - Electronic parameter Min. Typ. Max. Unit Condition Power supply 1.7 3.3 5.5 V - Communication level 0.7*VDD - VDD V - Transmitting current - 17.0512.687.257.63 - mA TX only run current (DC/DC, 3V) P(RF)= +8 dBmTX only run current (DC/DC, 3V) P(RF)= +4 dBmTX only run current (DC/DC, 5V, REG0 out= 3.3V) P(RF)= 0 dBmTX only run current(DC/DC, 3V) P(RF)= 0 dBm Receiving current - 7.718.27 - mA RX only run current (DC/DC, 3V) 1M bps / 1M bps BLERX only run current (DC/DC, 3V) 2M bps / 2M bps BLE Operating temperature -40 20 +85 ℃ - Operating humidity 10 60 90 % - Storage temperature -40 20 +125 ℃ -