| Parameters | 
                                
                                                                                                            
                                            | Package / Case | 
                                            80-LQFP | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Number of Pins | 
                                            80 | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            80 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Applications | 
                                            Automotive Audio | 
                                        
                                                                            
                                            | HTS Code | 
                                            8542.39.00.01 | 
                                        
                                                                            
                                            | Technology | 
                                            BICMOS | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            7.7V~9V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.65mm | 
                                        
                                                                            
                                            | Frequency | 
                                            10.7MHz | 
                                        
                                                                            
                                            | Base Part Number | 
                                            TDA7540 | 
                                        
                                                                            
                                            | Pin Count | 
                                            80 | 
                                        
                                                                            
                                            | Operating Supply Voltage | 
                                            8.5V | 
                                        
                                                                            
                                            | Supply Voltage-Max (Vsup) | 
                                            9V | 
                                        
                                                                            
                                            | Supply Voltage-Min (Vsup) | 
                                            7.7V | 
                                        
                                                                            
                                            | Data Interface | 
                                            PCB, Surface Mount | 
                                        
                                                                            
                                            | Consumer IC Type | 
                                            AUDIO TUNER | 
                                        
                                                                            
                                            | Number of Bands | 
                                            2 | 
                                        
                                                                            
                                            | Current - Receiving | 
                                            12mA | 
                                        
                                                                            
                                            | Modulation or Protocol | 
                                            AM, FM | 
                                        
                                                                            
                                            | Noise Figure | 
                                            12 dB | 
                                        
                                                                            
                                            | Antenna Connector | 
                                            PCB, Surface Mount | 
                                        
                                                                            
                                            | Built-in IF Amplifier | 
                                            YES | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1.6mm | 
                                        
                                                                            
                                            | Length | 
                                            14mm | 
                                        
                                                                            
                                            | Width | 
                                            14mm | 
                                        
                                                                            
                                            | Radiation Hardening | 
                                            No | 
                                        
                                                                            
                                            | RoHS Status | 
                                            ROHS3 Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                TDA7540NTR Overview
In the package 80-LQFP, there is a version of RF Receiver.package of RF transmitter and receiverd as Tape & Reel (TR).RF Receivers such as this have a 7.7V~9V supply.Automotive Audio is mainly where it finds use.QUAD is the position of RF transmitter and receiver's  terminals on the board.Using a frequency of 10.7MHz, it is very efficient.There are a total of 80 terminations of RF Receiver.
TDA7540NTR Features
80-LQFP package
10.7MHz
80 terminations
TDA7540NTR Applications
There are a lot of STMicroelectronics TDA7540NTR RF Receivers applications. 
- Test Equipment
 - Measuring instruments
 - Low Bitrate ISM-band Communication Systems
 - Forming a Self-Healing
 - Sensors
 - Microprocessor
 - Wireless infrastructure
 - Networking Software
 - Remote Control Systems
 - Embedded Processor