| Parameters | 
                                                                                                            
                                            | Number of Elements | 1 | 
                                                                            
                                            | Number of Bits per Element | 8 | 
                                                                            
                                            | Input Type | - | 
                                                                            
                                            | Output Type | Open Collector | 
                                                                            
                                            | Current - Output High, Low | -, 48mA | 
                                                                            
                                            | Voltage - Supply | 4.75V ~ 5.25V | 
                                                                            
                                            | Operating Temperature | 0°C ~ 70°C (TA) | 
                                                                            
                                            | Mounting Type | Through Hole | 
                                                                            
                                            | Package / Case | 20-DIP (0.300", 7.62mm) | 
                                                                            
                                            | Supplier Device Package | 20-PDIP | 
                                                                            
                                            | Base Product Number | 74LS642 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 1  (Unlimited) | 
                                                                            
                                            | REACH Status | REACH Unaffected | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.39.0001 | 
                                                                            
                                            | Standard Package | 20 | 
                                                                            
                                            | Mfr | Texas Instruments | 
                                                                            
                                            | Series | 74LS | 
                                                                            
                                            | Package | Tube | 
                                                                            
                                            | Product Status | Active | 
                                                                            
                                            | Logic Type | Transceiver, Inverting | 
                                                                                                    
                            
                         
                                                Transceiver, Inverting 1 Element 8 Bit per Element Open Collector Output 20-PDIP