| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            300-BBGA | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            300-PBGA (27x27) | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tube | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            4 (72 Hours) | 
                                        
                                                                            
                                            | Voltage - Supply | 
                                            2.97V~3.63V | 
                                        
                                                                            
                                            | Interface | 
                                            Parallel/Serial | 
                                        
                                                                            
                                            | Current - Supply | 
                                            225mA | 
                                        
                                                                            
                                            | RoHS Status | 
                                            Non-RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                DS21FT42N Overview
Board space can be saved by using the 300-BBGA package.For packing, Tube is used.There is a type Surface Mount mount for this telecom circuit.The voltage supplied to 2.97V~3.63V can improve efficiency.Using -40°C~85°C as the operating temperature can result in reliable performance.225mA is the supply current.
DS21FT42N Features
Available in the 300-BBGA package
DS21FT42N Applications
There are a lot of Rochester Electronics, LLC DS21FT42N Telecom applications. 
- PBXs channel bank
 - Frame Relay Switches and Access Devices (FRADS)
 - ISDN Primary Rate Interfaces (PRA)
 - BITS Timing
 - Fiber In The Loop (FITL)
 - Interfaces to DS3 
 - Home Side Box
 - Digital Cross Connect Systems
 - Home Gateway
 - DSLAMs