| Parameters | 
                                                                                                            
                                            | Mfr | Macronix | 
                                                                            
                                            | Series | MXSMIO™ | 
                                                                            
                                            | Package | Tube | 
                                                                            
                                            | Product Status | Active | 
                                                                            
                                            | Memory Type | Non-Volatile | 
                                                                            
                                            | Memory Format | FLASH | 
                                                                            
                                            | Technology | FLASH - NOR | 
                                                                            
                                            | Memory Size | 512Mbit | 
                                                                            
                                            | Memory Organization | 64M x 8 | 
                                                                            
                                            | Memory Interface | SPI - Quad I/O | 
                                                                            
                                            | Clock Frequency | 108 MHz | 
                                                                            
                                            | Write Cycle Time - Word, Page | 30µs, 3ms | 
                                                                            
                                            | Voltage - Supply | 1.65V ~ 2V | 
                                                                            
                                            | Operating Temperature | -40°C ~ 85°C (TA) | 
                                                                            
                                            | Mounting Type | Surface Mount | 
                                                                            
                                            | Package / Case | 16-SOIC (0.295", 7.50mm Width) | 
                                                                            
                                            | Supplier Device Package | 16-SOP | 
                                                                            
                                            | Base Product Number | MX66U51235 | 
                                                                            
                                            | RoHS Status | ROHS3 Compliant | 
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                            
                                            | REACH Status | REACH Unaffected | 
                                                                            
                                            | ECCN | 3A991B1A | 
                                                                            
                                            | HTSUS | 8542.32.0071 | 
                                                                            
                                            | Standard Package | 44 | 
                                                                                                    
                            
                         
                                                FLASH - NOR Memory IC 512Mbit SPI - Quad I/O 108 MHz 16-SOP