| Parameters | 
                                
                                                                                                            
                                            | Voltage - Supply | 
                                            2.7V~3.3V | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            GULL WING | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Number of Functions | 
                                            1 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            3V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            0.4mm | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            NOT SPECIFIED | 
                                        
                                                                            
                                            | Pin Count | 
                                            80 | 
                                        
                                                                            
                                            | JESD-30 Code | 
                                            S-PQFP-G80 | 
                                        
                                                                            
                                            | Qualification Status | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Operating Temperature (Max) | 
                                            85°C | 
                                        
                                                                            
                                            | Operating Temperature (Min) | 
                                            -25°C | 
                                        
                                                                            
                                            | Temperature Grade | 
                                            OTHER | 
                                        
                                                                            
                                            | Interface | 
                                            DSP, MCU, Parallel, Serial | 
                                        
                                                                            
                                            | Telecom IC Type | 
                                            BASEBAND CIRCUIT | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            1.2mm | 
                                        
                                                                            
                                            | Length | 
                                            10mm | 
                                        
                                                                            
                                            | Width | 
                                            10mm | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            80-TQFP | 
                                        
                                                                            
                                            | Surface Mount | 
                                            YES | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e0 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            no | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3 (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            80 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            TIN LEAD | 
                                        
                                                                            
                                            | Applications | 
                                            Cellular, GSM | 
                                        
                                                                                                    
                            
                         
                                                TCM4400EPET Overview
This fits nicely with the 80-TQFP package.A case of Tubeis provided.It is installed according to Surface Mount.This component is suitable for the application in Cellular, GSM.Devices that are capable of supplying 2.7V~3.3Vvolts may be used.There are 80 terminations on it.It is important to remember that this device should be set to 3V.For operation, 80pins are used.Potentiometers operate at a supply voltage of 85°C.Components are designed to operate at a minimum temperature of -25°C°C.A telecom IC type of BASEBAND CIRCUITis used in the device.
TCM4400EPET Features
Set the part at 3V volts
Telecom IC Type : BASEBAND CIRCUIT
TCM4400EPET Applications
There are a lot of Rochester Electronics, LLC TCM4400EPET Specialized Interface ICs applications. 
- ATM and Frame Relay Equipment
 - Isolation
 - Transmit and
 - Signal routing between systems
 - ?Wireless Local Loop, Intelligent PBX, ISDN NT1/TA
 - and 5 REN loads
 - Sample-and-hold systems
 - Cable Modem, Cable PC
 - Switching Systems
 - E1 Multiplexer