產品描述
BLE5.2藍牙模塊SKB378
SKB378是一個高度集成的藍牙5.2模組,可用來在2.4GHz ISM頻段內做高速率、短距離無線通信。模組基于EFR32BG22藍牙無線收發芯片,內部集成32位ARM Cotex-M33處理器,主頻76.8MHz,同時內置32kB RAM和512kB Flash,支持模擬或者數字外設。SKB378 提供了低功耗高性價比的藍牙傳輸和AOA定位應用。
BLE5.2藍牙模塊SKB378應用框圖
BLE5.2藍牙模塊SKB378 PCB設計參考
BLE5.2藍牙模塊SKB378參數
硬件特性/Hardware Features | |
模塊/Model | SKB378 |
天線類型/Antenna Type | PCB Antenna/ External Antenna(UF.L IPEX-1) |
芯片/Chip-set Solution | EFR32BG22 |
電壓/Voltage | 1.71V~3.8V |
尺寸/Dimension(L×W×H) | 17.4×13.7×1.9 mm |
無線特性/Wireless Features | |
無線標準/Wireless Standards | Bluetooth ® 5.2 |
頻率范圍/Frequency Range | 2400MHz---2483.5MHz |
傳輸速率/Data Rates | 125kbps,500kbps,1Mbps,2Mbps(Bluetooth ® 5.2) |
250kbps Proprietary | |
無線安全/Wireless Security | AES HW Encryption |
發射功率/Transmit Power | -27 to +6dBm(SKB378) |
-28 to 0dBm(SKB378A) | |
調制/Modulation | 2(G)FSK with fully configurable shaping |
OQPSK DSSS | |
(G)MSK | |
接收靈敏度/Receive Sensitivity | -98.9dBm sensitivity @ 1Mbit/s GFSK |
-96.2dBm sensitivity @ 2Mbit/s GFSK | |
-106.7dBm sensitivity @ 125kbps GFSK | |
Wake-on-RF Level1 | Min -28dBm(Threshold set to -34dBm)2 |
Min -23dBm(Threshold set to -28dBm) | |
Min -19dBm(Threshold set to -22dBm) | |
工作模式/Work Mode | Central/ Peripheral (Master/ Slave device in BLE connection) |
功耗/Power Consumption | |
Default TX | 4.1mA @ 0dBm |
Default RX | 3.6mA (1Mbps GFSK) |
Idle mode | 1.75uA(EM2 DeepSleep current [32kB RAM retention and |
RTC running from Precision LFRCO]) | |
其他/Others | |
Certification | ROHS |
Environment | Operating Temperature: -40℃~85℃ |
Storage Temperature: -40℃~125℃ | |
Operating Humidity: 10%~50% Non-condensing | |
Storage Humidity: 5%~90% Non-condensing |