| Parameters | 
                                
                                                                                                            
                                            | Supplier Device Package | 
                                            16-SOIC | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~125°C TA | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Published | 
                                            2013 | 
                                        
                                                                            
                                            | Part Status | 
                                            Active | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Base Part Number | 
                                            4051 | 
                                        
                                                                            
                                            | Number of Circuits | 
                                            1 | 
                                        
                                                                            
                                            | -3db Bandwidth | 
                                            70MHz | 
                                        
                                                                            
                                            | On-State Resistance (Max) | 
                                            155Ohm | 
                                        
                                                                            
                                            | Multiplexer/Demultiplexer Circuit | 
                                            8:1 | 
                                        
                                                                            
                                            | Current - Leakage (IS(off)) (Max) | 
                                            200nA | 
                                        
                                                                            
                                            | Channel Capacitance (CS(off), CD(off)) | 
                                            7.5pF | 
                                        
                                                                            
                                            | Channel-to-Channel Matching (ΔRon) | 
                                            5Ohm | 
                                        
                                                                            
                                            | Crosstalk | 
                                            -50dB @ 1MHz | 
                                        
                                                                            
                                            | Voltage - Supply, Single (V+) | 
                                            3V~15V | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            16-SOIC (0.154, 3.90mm Width) | 
                                        
                                                                                                    
                            
                         
                                                HEF4051BT/AUJ Overview
Shipping overseas is convenient due to the electrical component's packing in 16-SOIC (0.154, 3.90mm Width). High reliability is achieved by using advanced packaging method Tape & Reel (TR). This analog switch is mounted in Surface Mount. Multiplexers and demultiplexers have the same number of circuits 8:1. Increasing operating temperature to around -40°C~125°C TA. There are 1 circuits in this switch device. Look for analog switch ic variants by searching with 4051. This analog switch requires a voltage of 3V~15V to drain from a single voltage supply. 16-SOIC package is offered by suppliers. 
HEF4051BT/AUJ Features
-3db Bandwidth: 70MHz
HEF4051BT/AUJ Applications
There are a lot of NXP USA Inc. HEF4051BT/AUJ Analog Switches & Multiplexers ICs applications. 
- PCMCIA cards
 - High reliability control systems
 - Remote wireless modules
 - Modems
 - Cellular phones
 - CSU
 - Video signal routing
 - Avionics test equipment
 - Private Branch Exchange (PBX)
 - Power routing