| Parameters | 
                                                                                                                        
                                                | Mfr | National Semiconductor | 
                                                                                    
                                                | Series | 74LS | 
                                                                                    
                                                | Package | Bulk | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Function | Master Reset | 
                                                                                    
                                                | Type | D-Type | 
                                                                                    
                                                | Output Type | Tri-State, Non-Inverted | 
                                                                                    
                                                | Number of Elements | 1 | 
                                                                                    
                                                | Number of Bits per Element | 4 | 
                                                                                    
                                                | Clock Frequency | 30 MHz | 
                                                                                    
                                                | Max Propagation Delay @ V, Max CL | 40ns @ 5V, 15pF | 
                                                                                    
                                                | Trigger Type | Positive Edge | 
                                                                                    
                                                | Current - Output High, Low | - | 
                                                                                    
                                                | Voltage - Supply | 4.75V ~ 5.25V | 
                                                                                    
                                                | Current - Quiescent (Iq) | 28 mA | 
                                                                                    
                                                | Operating Temperature | 0°C ~ 70°C (TA) | 
                                                                                    
                                                | Mounting Type | Through Hole | 
                                                                                    
                                                | Supplier Device Package | 16-CDIP | 
                                                                                    
                                                | Package / Case | 16-CDIP (0.300", 7.62mm) | 
                                                                                    
                                                | Base Product Number | 74LS173 | 
                                                                                    
                                                | RoHS Status | RoHS non-compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 2A  (4 Weeks) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.39.0001 | 
                                                                                    
                                                | Standard Package | 1 | 
                                                                                                                
                                
                             
                                                Flip Flop 1 Element D-Type 4 Bit Positive Edge 16-CDIP (0.300", 7.62mm)