| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                Micron Technology Inc. | 
                                            
                                                                                    
                                                | Series | 
                                                - | 
                                            
                                                                                    
                                                | Package | 
                                                Tube | 
                                            
                                                                                    
                                                | Product Status | 
                                                Obsolete | 
                                            
                                                                                    
                                                | Memory Type | 
                                                Non-Volatile | 
                                            
                                                                                    
                                                | Memory Format | 
                                                FLASH | 
                                            
                                                                                    
                                                | Technology | 
                                                FLASH - NOR | 
                                            
                                                                                    
                                                | Memory Size | 
                                                4Mbit | 
                                            
                                                                                    
                                                | Memory Organization | 
                                                512K x 8 | 
                                            
                                                                                    
                                                | Memory Interface | 
                                                SPI | 
                                            
                                                                                    
                                                | Clock Frequency | 
                                                75 MHz | 
                                            
                                                                                    
                                                | Write Cycle Time - Word, Page | 
                                                15ms, 5ms | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                2.3V ~ 3.6V | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                -40°C ~ 125°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                8-SOIC (0.154", 3.90mm Width) | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                8-SO | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                M25P40 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                ROHS3 Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                3  (168 Hours) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                REACH Unaffected | 
                                            
                                                                                    
                                                | ECCN | 
                                                EAR99 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.32.0071 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                2,000 | 
                                            
                                                                                                                
                                
                             
                                                FLASH - NOR Memory IC 4Mbit SPI 75 MHz 8-SO