| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            13 Weeks | 
                                        
                                                                            
                                            | Lifecycle Status | 
                                            LAST SHIPMENTS (Last Updated: 1 week ago) | 
                                        
                                                                            
                                            | Mount | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            28-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Number of Pins | 
                                            28 | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Published | 
                                            2004 | 
                                        
                                                                            
                                            | Part Status | 
                                            Discontinued | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1 (Unlimited) | 
                                        
                                                                            
                                            | Type | 
                                            TxRx Only | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            1.8V~3.6V | 
                                        
                                                                            
                                            | Frequency | 
                                            27MHz~1.05GHz | 
                                        
                                                                            
                                            | Interface | 
                                            SPI, UART | 
                                        
                                                                            
                                            | Power - Output | 
                                            16dBm Max | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            General ISM < 1GHz | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            125kbps | 
                                        
                                                                            
                                            | Serial Interfaces | 
                                            SPI, UART | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            6.5mA~11mA | 
                                        
                                                                            
                                            | Current - Transmitting | 
                                            7.5mA~48mA | 
                                        
                                                                            
                                            | Modulation | 
                                            4FSK, ASK, AFSK, FSK, GFSK, GMSK, MSK, PSK | 
                                        
                                                                            
                                            | Sensitivity (dBm) | 
                                            -137 dBm | 
                                        
                                                                            
                                            | REACH SVHC | 
                                            No SVHC | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                AX5043-1-TA05 Overview
Additionally, there is a 28-VFQFN Exposed Pad package for saving space.This RF transceiver's mounting method is Surface Mount.Initially, it emerges as a TxRx Only with transceiver RF's  high efficiency and a high degree of reliability.A high level of reliability is provided by using an advanced transceiver RF' packaging Tape & Reel (TR).There are 28 pins on the transceiver RF circuit board.By Surface Mount, transceiver has been mounted.Based on the frequency of 27MHz~1.05GHz, RF transceiver operates on the basis of a pulse.
AX5043-1-TA05 Features
28-VFQFN Exposed Pad package
Surface Mount for mounting
TxRx Only 
 Tape & Reel (TR) is used
28 pins
AX5043-1-TA05 Applications
There are a lot of ON Semiconductor AX5043-1-TA05 RF Transceiver ICs applications. 
- Chemical Sensors
 - POS Terminals
 - Medical
 - Power Amplifier (PA)
 -  
 - Location and Asset Tracking
 - Fitness
 -  
 - Security Systems
 - Home and Security