| Parameters | 
                                                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 32-VFQFN Exposed Pad | 
                                                                            
                                            | Supplier Device Package | 32-QFN (5x5) | 
                                                                            
                                            | Operating Temperature | -40°C~85°C | 
                                                                            
                                            | Packaging | Tape & Reel (TR) | 
                                                                            
                                            | Published | 2015 | 
                                                                            
                                            | Series | Mighty Gecko | 
                                                                            
                                            | Part Status | Discontinued | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 2 (1 Year) | 
                                                                            
                                            | Type | TxRx + MCU | 
                                                                            
                                            | Frequency | 2.4GHz | 
                                                                            
                                            | Memory Size | 256kB Flash 32kB RAM | 
                                                                            
                                            | Protocol | Zigbee® | 
                                                                            
                                            | Power - Output | 19.5dBm | 
                                                                            
                                            | RF Family/Standard | 802.15.4 | 
                                                                            
                                            | Sensitivity | -99dBm | 
                                                                            
                                            | Data Rate (Max) | 1Mbps | 
                                                                            
                                            | Serial Interfaces | I2C, SPI, UART | 
                                                                            
                                            | Current - Receiving | 8.6mA~9.1mA | 
                                                                            
                                            | Current - Transmitting | 8.2mA | 
                                                                            
                                            | Modulation | 2FSK, 4FSK, DSSS, GFSK, GMSK, MSK, O-QPSK | 
                                                                            
                                            | GPIO | 31 | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                                                    
                            
                         
                                                EFR32MG1B232F256GM32-B0R Overview
The 32-VFQFN Exposed Pad package RF transceiver IC is used for saving board space. To mount, RF transceiver uses Surface Mount.With transceiver RF's  high efficiency, transceiver RF emerges as a TxRx + MCU.In order to provide high reliability, advanced transceiver RF' packaging Tape & Reel (TR) is used.The RF transceiver is a kind of the well-known Mighty Gecko series of products.A frequency of 2.4GHz is used to operate RF transceiver.
EFR32MG1B232F256GM32-B0R Features
32-VFQFN Exposed Pad package
Surface Mount for mounting
TxRx + MCU 
 Tape & Reel (TR) is used
Mighty Gecko series
EFR32MG1B232F256GM32-B0R Applications
There are a lot of Silicon Labs EFR32MG1B232F256GM32-B0R RF Transceiver ICs applications. 
- Internet Radio
- Chemical Sensors
-  
- Health care
- Low-power IoT applications
- Security Systems
- LoT applications
- Power management
- Medical
- Patient Asset Tracking