| Parameters | 
                                
                                                                                                            
                                            | Factory Lead Time | 
                                            22 Weeks | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            32-VFQFN Exposed Pad | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -25°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Published | 
                                            2010 | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            32 | 
                                        
                                                                            
                                            | Type | 
                                            TxRx Only | 
                                        
                                                                            
                                            | Subcategory | 
                                            Other Telecom ICs | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            2.1V~3.6V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            NO LEAD | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            2.7V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.5mm | 
                                        
                                                                            
                                            | Frequency | 
                                            315MHz 434MHz 868MHz 915MHz | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Pin Count | 
                                            32 | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            S-PQCC-N32 | 
                                        
                                                                            
                                            | Qualification Status | 
                                            Not Qualified | 
                                        
                                                                            
                                            | Power Supplies | 
                                            2.7V | 
                                        
                                                                            
                                            | Supply Current-Max | 
                                            0.0012mA | 
                                        
                                                                            
                                            | Power - Output | 
                                            11dBm | 
                                        
                                                                            
                                            | RF Family/Standard | 
                                            General ISM < 1GHz | 
                                        
                                                                            
                                            | Sensitivity | 
                                            -118dBm | 
                                        
                                                                            
                                            | Data Rate (Max) | 
                                            20kbps | 
                                        
                                                                            
                                            | Serial Interfaces | 
                                            SPI | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            16.5mA | 
                                        
                                                                            
                                            | Current - Transmitting | 
                                            14mA~22mA | 
                                        
                                                                            
                                            | Modulation | 
                                            ASK, FSK, GFSK | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            0.85mm | 
                                        
                                                                            
                                            | Length | 
                                            5mm | 
                                        
                                                                            
                                            | Width | 
                                            5mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                                                    
                            
                         
                                                OL2381AHN/C0B,515 Overview
There is also a 32-VFQFN Exposed Pad package that RF transceiver IC is used to save space on the board. 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.High reliability is achieved by using advanced transceiver RF' packagings Tape & Reel (TR).Frequency 315MHz 434MHz 868MHz 915MHz is the basis of operation.
OL2381AHN/C0B,515 Features
32-VFQFN Exposed Pad package
Surface Mount for mounting
TxRx Only 
 Tape & Reel (TR) is used
OL2381AHN/C0B,515 Applications
There are a lot of NXP USA Inc. OL2381AHN/C0B,515 RF Transceiver ICs applications. 
- LED Lighting
 - POS Terminals
 - Internet of Things (IoT)
 - Location and Asset Tracking
 - Remote Control
 - Thermostats
 - Automotive
 - Transmit
 - Smart Meters
 - Power Amplifier (PA)