| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            16 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            48-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            48-QFN (6x6) | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -25°C~75°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Cut Tape (CT) | 
                                        
                                                                            
                                            | Published | 
                                            2006 | 
                                        
                                                                            
                                            | Part Status | 
                                            Discontinued | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Type | 
                                            TxRx + MCU | 
                                        
                                                                            
                                            | Max Operating Temperature | 
                                            75°C | 
                                        
                                                                            
                                            | Min Operating Temperature | 
                                            -25°C | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            1.8V~3.6V | 
                                        
                                                                            
                                            | Frequency | 
                                            2.4GHz | 
                                        
                                                                            
                                            | Interface | 
                                            I2C, SPI, UART | 
                                        
                                                                            
                                            | Memory Size | 
                                            128kB Flash 16kB RAM | 
                                        
                                                                            
                                            | Protocol | 
                                            ANT, Bluetooth v4.0 | 
                                        
                                                                            
                                            | Power - Output | 
                                            4dBm | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            Bluetooth, General ISM > 1GHz | 
                                        
                                                                            
                                            | Sensitivity | 
                                            -96dBm | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            2Mbps | 
                                        
                                                                            
                                            | Serial Interfaces | 
                                            I2C, SPI, UART | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            12.6mA~13.4mA | 
                                        
                                                                            
                                            | Current - Transmitting | 
                                            5.5mA~16mA | 
                                        
                                                                            
                                            | Modulation | 
                                            GFSK | 
                                        
                                                                            
                                            | Sensitivity (dBm) | 
                                            -96 dBm | 
                                        
                                                                            
                                            | Number of GPIO | 
                                            32 | 
                                        
                                                                            
                                            | GPIO | 
                                            32 | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                NRF51422-QFAB-R Overview
Using RF transceiver IC's 48-VFQFN Exposed Pad package, it is possible to save board space. Surface Mount is used to mount the RF transceiver's mounting.As a result, it appears as a TxRx + MCU with transceiver RF's  a high efficiency and a high degree of reliability.Advanced transceiver RF' packaging Cut Tape (CT) is used to provide high reliability.Based on the frequency of 2.4GHz, RF transceiver operates .
NRF51422-QFAB-R Features
48-VFQFN Exposed Pad package
Surface Mount for mounting
TxRx + MCU 
 Cut Tape (CT) is used
NRF51422-QFAB-R Applications
There are a lot of Nordic Semiconductor ASA NRF51422-QFAB-R RF Transceiver ICs applications. 
- Retail
 - Internet of Things (IoT)
 - Industrial and Data Logger
 - Security Systems
 - LED Lighting
 - LoT applications
 - POS Terminals
 - Smart Meters
 - Power management
 - Transmit