Ebyte E104-BT53A3 EFR32BG22 Small SMD BT5.2 2402~2480MHz 120m High-precision Stable Wireless Bluetooth Module

[Frequency]：2402~2480MHz [Modulation]：GFSK [Distance]：120m [Size]：13*19mm [IC]：EFR32BG22C224F512GM32 [Feature]：Low power,BT5.2 [Introduction]：E104-BT53A3 is a small-sized SMD Bluetooth BT5.2 module based on Silicon Labs' original IC EFR32BG22; it uses 38.4MHz industrial-grade high-precision low-temperature drift crystal oscillator to ensure its industrial-grade function and stable performance. Parameters Value Specification Reference distance 120m Clear and open, antenna gain 5dBi, antenna height 2.5m,air rate 1kbps Crystal frequency 38.4MHz - supporting agreement BLE 5.2 -   Packaging method SMD -   IC full name EFR32BG22C224F512GM32 -   FLASH 512KB -   RAM 32KB -   Kernel ARM®Cortex®-M33 -   Dimensions 13*19mm -   RF interface PCB Equivalent impedance is about 50Ω Parameters Min. Typ. Max. Unit Specification Working voltage 1.9 3.3 3.6 V ≥3.3V can guarantee the output power Communication level - 3.3 - V Using 5V level has the ri