| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            10 Weeks | 
                                        
                                                                            
                                            | Package / Case | 
                                            48-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~105°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            BlueNRG | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            TxRx + MCU | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            1.7V~3.6V | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Reach Compliance Code | 
                                            compliant | 
                                        
                                                                            
                                            | Frequency | 
                                            2.4GHz | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Memory Size | 
                                            256kB Flash 24kB RAM | 
                                        
                                                                            
                                            | Protocol | 
                                            Bluetooth v5.0 | 
                                        
                                                                            
                                            | Power - Output | 
                                            10dBm | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            Bluetooth | 
                                        
                                                                            
                                            | Sensitivity | 
                                            -88dBm | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            2Mbps | 
                                        
                                                                            
                                            | Serial Interfaces | 
                                            I2C, SPI, UART | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            7.7mA~14.5mA | 
                                        
                                                                            
                                            | Current - Transmitting | 
                                            6.6mA~28.8mA | 
                                        
                                                                            
                                            | Modulation | 
                                            GFSK | 
                                        
                                                                            
                                            | GPIO | 
                                            15 | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                BLUENRG-248 Overview
There is a 48-VFQFN Exposed Pad package on the board that RF transceiver IC is used to save space. It is highly performing and reliable when it emerges as a TxRx + MCU.High reliability is achieved with advanced transceiver RF' packaging Tape & Reel (TR).The RF transceiver is a kind of the well-known BlueNRG series of products.2.4GHz is the frequency in which RF transceiver operates .
BLUENRG-248 Features
48-VFQFN Exposed Pad package
TxRx + MCU 
 Tape & Reel (TR) is used
BlueNRG series
BLUENRG-248 Applications
There are a lot of STMicroelectronics BLUENRG-248 RF Transceiver ICs applications. 
- Remote Control
 - Chemical Sensors
 - Power Amplifier (PA)
 -  
 - M2M Communication
 - HVAC
 - Wireless Price Tags
 - Automotive
 - Remote Device Management
 -