| Parameters | 
                                
                                                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            16-SSOP (0.154, 3.90mm Width) | 
                                        
                                                                            
                                            | Supplier Device Package | 
                                            16-QSOP | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            -40°C~85°C | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape & Reel (TR) | 
                                        
                                                                            
                                            | Series | 
                                            74FCT | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            1  (Unlimited) | 
                                        
                                                                            
                                            | Type | 
                                            Multiplexer | 
                                        
                                                                            
                                            | Base Part Number | 
                                            74FCT257 | 
                                        
                                                                            
                                            | Circuit | 
                                            4 x 2:1 | 
                                        
                                                                            
                                            | Current - Output High, Low | 
                                            15mA 48mA | 
                                        
                                                                            
                                            | Voltage Supply Source | 
                                            Single Supply | 
                                        
                                                                            
                                            | Independent Circuits | 
                                            1 | 
                                        
                                                                                                    
                            
                         
                                                74FCT257DTQG8 Overview
Due to the fact that it is provided in the 16-SSOP (0.154, 3.90mm Width), digital switch allows the board to be compacted.The package is packaged in the manner of Tape & Reel (TR).The method digital switch ic adopts for mounting is Surface Mount.Multiplexer is the analog IC that the multiplexers uses.When the operating temperature is kept at -40°C~85°C, the machine will not be sensturn signal switchive to external influences.As a member of 74FCT series, the multiplexers can be used for a wide range of applications.The base part number is 74FCT257, which is also useful when looking up signal switch's related components.
74FCT257DTQG8 Features
Supplied in the 16-SSOP (0.154, 3.90mm Width) package
74FCT257DTQG8 Applications
There are a lot of Renesas Electronics America Inc. 74FCT257DTQG8 Signal Switches / Multiplexers / Decoders applications. 
- Memory system of computers
 - Textile mills
 - Home automation system
 - Analog to digital conversion
 - Small scale TV wall
 - Data distribution
 - Enabling different functions units in microprocessor instruction decoding
 - Data communication
 - Electronically controlled engine system
 - Solenoid cooling fan