| Parameters | 
                                
                                                                                                            
                                            | Package / Case | 
                                            96-LFBGA | 
                                        
                                                                            
                                            | Number of Pins | 
                                            96 | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            BlueCore® | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            TxRx + MCU | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            2.2V~4.2V | 
                                        
                                                                            
                                            | Frequency | 
                                            2.4GHz | 
                                        
                                                                            
                                            | Memory Size | 
                                            4MB ROM 48kB RAM | 
                                        
                                                                            
                                            | Protocol | 
                                            Bluetooth v2.1 +EDR | 
                                        
                                                                            
                                            | Power - Output | 
                                            6dBm | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            Bluetooth | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            3Mbps | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                BC41B143A05-ANN-E4 Overview
Additionally, there is a 96-LFBGA package for saving space.It emerges as a TxRx + MCU with transceiver RF's  high efficiency.High reliability is achieved with advanced transceiver RF' packaging Tape & Reel (TR).96 pins are present on the transceiver RF circuit board.As you can see, this RF transceiver comes from the well-known BlueCore? series of products.As a result, RF transceiver operates on the basis of frequency 2.4GHz.
BC41B143A05-ANN-E4 Features
96-LFBGA package
TxRx + MCU 
 Tape & Reel (TR) is used
96 pins
BlueCore? series
BC41B143A05-ANN-E4 Applications
There are a lot of Qualcomm BC41B143A05-ANN-E4 RF Transceiver ICs applications. 
- Medical
 - Remote Device Management
 - Home and Security
 - Utility and Smart Energy
 - Switch
 -  
 - Retail
 - Fitness
 - Low Noise Amplifier (LNA)
 - Health care