| Parameters | 
                                                                                                            
                                            | Factory Lead Time | 12 Weeks | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 48-VFQFN Exposed Pad | 
                                                                            
                                            | Supplier Device Package | 48-QFN (7x7) | 
                                                                            
                                            | 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 | 
                                                                            
                                            | Voltage - Supply | 3.3V | 
                                                                            
                                            | Frequency | 2.4GHz | 
                                                                            
                                            | Memory Size | 256kB Flash 32kB RAM | 
                                                                            
                                            | Protocol | Bluetooth v4.0, Zigbee® | 
                                                                            
                                            | Power - Output | 19.5dBm | 
                                                                            
                                            | RF Family/Standard | 802.15.4, Bluetooth | 
                                                                            
                                            | Sensitivity | -99dBm | 
                                                                            
                                            | Data Rate (Max) | 1Mbps | 
                                                                            
                                            | Serial Interfaces | I2C, I2S, SPI, UART | 
                                                                            
                                            | Current - Receiving | 8.6mA~9.1mA | 
                                                                            
                                            | Current - Transmitting | 8.2mA | 
                                                                            
                                            | Modulation | DSSS, O-QPSK, GFSK | 
                                                                            
                                            | GPIO | 31 | 
                                                                            
                                            | RoHS Status | RoHS Compliant | 
                                                                                                    
                            
                         
                                                EFR32MG1B132F256GM48-B0R Overview
The 48-VFQFN Exposed Pad package saves space on the board. Surface Mount represents this RF transceiver's mounting method.This emerges as a TxRx + MCU with transceiver RF's  high efficiency and reliability.High reliability is achieved by using advanced transceiver RF' packagings Tape & Reel (TR).As you can see, this RF transceiver comes from the well-known Mighty Gecko series of products.Frequency 2.4GHz is the basis of operation.
EFR32MG1B132F256GM48-B0R Features
48-VFQFN Exposed Pad package
Surface Mount for mounting
TxRx + MCU 
 Tape & Reel (TR) is used
Mighty Gecko series
EFR32MG1B132F256GM48-B0R Applications
There are a lot of Silicon Labs EFR32MG1B132F256GM48-B0R RF Transceiver ICs applications. 
- Internet of Things (IoT)
- Remote Device Management
- Transmit
- M2M Communication
- Receive
- Internet Radio
- Location and Asset Tracking
- Chemical Sensors
- Medical
- LED Lighting