| Parameters | 
                                                                                                            
                                            | Mfr | Texas Instruments | 
                                                                            
                                            | Series | 74ALS | 
                                                                            
                                            | Package | Bulk | 
                                                                            
                                            | Product Status | Active | 
                                                                            
                                            | Logic Type | Transceiver, Non-Inverting | 
                                                                            
                                            | Number of Elements | 1 | 
                                                                            
                                            | Number of Bits per Element | 8 | 
                                                                            
                                            | Input Type | - | 
                                                                            
                                            | Output Type | 3-State | 
                                                                            
                                            | Current - Output High, Low | 15mA, 24mA | 
                                                                            
                                            | Voltage - Supply | 4.5V ~ 5.5V | 
                                                                            
                                            | 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 | 74ALS645 | 
                                                                            
                                            | RoHS Status | RoHS non-compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                            
                                            | REACH Status | REACH Affected | 
                                                                            
                                            | ECCN | EAR99 | 
                                                                            
                                            | HTSUS | 8542.39.0001 | 
                                                                            
                                            | Standard Package | 1 | 
                                                                                                    
                            
                         
                                                Transceiver, Non-Inverting 1 Element 8 Bit per Element 3-State Output 20-PDIP