Maximum Low Level Output Current:
                                    
                                    
                                        24mA
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Maximum High Level Output Current:
                                    
                                    
                                        -24mA
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Dimensions:
                                    
                                    
                                        12.95 x 7.6 x 2.4mm
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Mounting Type:
                                    
                                    
                                        Surface Mount
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Maximum Propagation Delay Time @ Maximum CL:
                                    
                                    
                                        9 ns @ 50 pF
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Propagation Delay Test Condition:
                                    
                                    
                                        50pF
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Minimum Operating Supply Voltage:
                                    
                                    
                                        4.5 V
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Output Type:
                                    
                                    
                                        3 State
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Height:
                                    
                                    
                                        2.4mm
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Width:
                                    
                                    
                                        7.6mm
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Length:
                                    
                                    
                                        12.95mm
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Package Type:
                                    
                                    
                                        SOIC
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Logic Family:
                                    
                                    
                                        ACT
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Minimum Operating Temperature:
                                    
                                    
                                        -40 °C
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Maximum Operating Supply Voltage:
                                    
                                    
                                        5.5 V
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Maximum Operating Temperature:
                                    
                                    
                                        +85 °C
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Pin Count:
                                    
                                    
                                        20
                                    
                                                                                                        
                                                                                                                
                                    
                                                                                                                
                                    
                                        Number of Elements per Chip:
                                    
                                    
                                        1
                                    
                                                                                                                                                                    
                                    
                                                                                                                
                                    
                                        Manufacturer Standard Lead Time:
                                    
                                    
                                        2 Weeks
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Base Part Number:
                                    
                                    
                                        MC74ACT640
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Detailed Description:
                                    
                                    
                                        Transceiver, Inverting 1 Element 8 Bit per Element 3-State Output 20-SOIC
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Current - Output High, Low:
                                    
                                    
                                        24mA, 24mA
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Mounting Type:
                                    
                                    
                                        Surface Mount
                                    
                                                                                                        
                                                                                                                
                                    
                                                                                                                
                                    
                                        Series:
                                    
                                    
                                        74ACT
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Logic Type:
                                    
                                    
                                        Transceiver, Inverting
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Supplier Device Package:
                                    
                                    
                                        20-SOIC
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Output Type:
                                    
                                    
                                        3-State
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Packaging:
                                    
                                    
                                        Tube
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Operating Temperature:
                                    
                                    
                                        -40°C ~ 85°C (TA)
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Voltage - Supply:
                                    
                                    
                                        4.5V ~ 5.5V
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Customer Reference:
                                    
                                    
                                        
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Package / Case:
                                    
                                    
                                        20-SOIC (0.295", 7.50mm Width)
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Number of Elements:
                                    
                                    
                                        1
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Number of Bits per Element:
                                    
                                    
                                        8
                                    
                                                                                                        
                                    
                                                                                                                
                                    
                                        Manufacturer:
                                    
                                    
                                        ON Semiconductor