RF-Star RF-BM-BG22A3 - Module Configuration and Functions; Module Parameters

RF-BM-BG22A3(I)
www.szrfstar.com V1.3 - Aug., 2022
Shenzhen RF-star Technology Co., Ltd. Page 7 of 26
2 Module Configuration and Functions
2.1 Module Parameters
Table 2. Parameters of RF-BM-BG22A3(I)
Chipset
EFR32BG22C224F512GM32-C
Supply Power Voltage
DC-DC mode: 2.2 V ~ 3.8 V, recommended to 3.3 V
Bypass mode: 1.8 V ~ 3.8 V, recommended to 3.3 V
Frequency
2402 MHz ~ 2480 MHz
Transmit Power
-28.0 dBm ~ 6 dBm (typical: 0 dBm)
Receiving Sensitivity
-98.9 dBm sensitivity @ 1 Mbit/s GFSK
-96.2 dBm sensitivity @ 2 Mbit/s GFSK
-106.7 dBm sensitivity @ 125 kbps GFSK
GPIO
18
Crystal
38.4 MHz
RAM
32 KB
Flash
512 KB
Package
SMT Packaging (1.27-mm half-hole pitch stamp stick)
Frequency Error
±24 kHz
Dimension
16.5 mm x 11.6 mm x 2.06 mm
Type of Antenna
RF-BM-BG22A1: PCB antenna, half-hole ANT pin
RF-BM-BG22A1I: IPEX connector, half-hole ANT pin
Transmission Range in Open Air
RF-BM-BG22A3: 110 m (@ PCB antenna, 1 Mbps/s); 135 m (@ PCB antenna,
125 kbps/s)
RF-BM-BG22A3I: 155 m (@ external PCB antenna, 1 Mbps/s); 210 m (@
external PCB antenna, 125 kbps/s)
Operating Temperature
-40 ℃ ～ +85 ℃
Storage Temperature
-40 ℃ ～ +125 ℃