| Parameters | 
                                    
                                                                                                                        
                                                | Mfr | 
                                                ISSI, Integrated Silicon Solution Inc | 
                                            
                                                                                    
                                                | Series | 
                                                - | 
                                            
                                                                                    
                                                | Package | 
                                                Tray | 
                                            
                                                                                    
                                                | Product Status | 
                                                Active | 
                                            
                                                                                    
                                                | Memory Type | 
                                                Volatile | 
                                            
                                                                                    
                                                | Memory Format | 
                                                SRAM | 
                                            
                                                                                    
                                                | Technology | 
                                                SRAM - Quad Port, Synchronous | 
                                            
                                                                                    
                                                | Memory Size | 
                                                72Mbit | 
                                            
                                                                                    
                                                | Memory Organization | 
                                                2M x 36 | 
                                            
                                                                                    
                                                | Memory Interface | 
                                                Parallel | 
                                            
                                                                                    
                                                | Clock Frequency | 
                                                550 MHz | 
                                            
                                                                                    
                                                | Write Cycle Time - Word, Page | 
                                                - | 
                                            
                                                                                    
                                                | Voltage - Supply | 
                                                1.71V ~ 1.89V | 
                                            
                                                                                    
                                                | Operating Temperature | 
                                                -40°C ~ 85°C (TA) | 
                                            
                                                                                    
                                                | Mounting Type | 
                                                Surface Mount | 
                                            
                                                                                    
                                                | Package / Case | 
                                                165-LBGA | 
                                            
                                                                                    
                                                | Supplier Device Package | 
                                                165-LFBGA (13x15) | 
                                            
                                                                                    
                                                | Base Product Number | 
                                                IS61QDPB42 | 
                                            
                                                                                    
                                                | RoHS Status | 
                                                ROHS3 Compliant | 
                                            
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 
                                                3  (168 Hours) | 
                                            
                                                                                    
                                                | REACH Status | 
                                                REACH Unaffected | 
                                            
                                                                                    
                                                | ECCN | 
                                                3A991B2A | 
                                            
                                                                                    
                                                | HTSUS | 
                                                8542.32.0041 | 
                                            
                                                                                    
                                                | Standard Package | 
                                                105 | 
                                            
                                                                                                                
                                
                             
                                                SRAM - Quad Port, Synchronous Memory IC 72Mbit Parallel 550 MHz 165-LFBGA (13x15)