| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                ISSI, Integrated Silicon Solution Inc | 
                                            
                                                                                    
                                                | Series | 
                                                - | 
                                            
                                                                                    
                                                | Package | 
                                                Tray | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Memory Type | 
                                                Volatile | 
                                            
                                                                                    
                                                | Memory Format | 
                                                DRAM | 
                                            
                                                                                    
                                                | Technology | 
                                                SDRAM | 
                                            
                                                                                    
                                                | Memory Size | 
                                                64Mbit | 
                                            
                                                                                    
                                                | Memory Organization | 
                                                4M x 16 | 
                                            
                                                                                    
                                                | Memory Interface | 
                                                Parallel | 
                                            
                                                                                    
                                                | Clock Frequency | 
                                                143 MHz | 
                                            
                                                                                    
                                                | Write Cycle Time - Word, Page | 
                                                - | 
                                            
                                                                                    
                                                | Access Time | 
                                                5.4 ns | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                3V ~ 3.6V | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                0°C ~ 70°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                54-TFBGA | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                54-TFBGA (8x8) | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                IS42S16400 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                ROHS3 Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                3  (168 Hours) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                REACH Unaffected | 
                                            
                                                                                    
                                                | ECCN | 
                                                EAR99 | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.32.0002 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                348 | 
                                            
                                                                                                                
                                
                             
                                                SDRAM Memory IC 64Mbit Parallel 143 MHz 5.4 ns 54-TFBGA (8x8)