| Parameters | 
                                                                                                                        
                                                | Mfr | Alliance Memory, Inc. | 
                                                                                    
                                                | Series | - | 
                                                                                    
                                                | Package | Tray | 
                                                                                    
                                                | Product Status | Active | 
                                                                                    
                                                | Memory Type | Volatile | 
                                                                                    
                                                | Memory Format | DRAM | 
                                                                                    
                                                | Technology | SDRAM - DDR4 | 
                                                                                    
                                                | Memory Size | 4Gbit | 
                                                                                    
                                                | Memory Organization | 512M x 8 | 
                                                                                    
                                                | Memory Interface | Parallel | 
                                                                                    
                                                | Clock Frequency | 1.2 GHz | 
                                                                                    
                                                | Write Cycle Time - Word, Page | 15ns | 
                                                                                    
                                                | Access Time | 18 ns | 
                                                                                    
                                                | Voltage - Supply | 1.14V ~ 1.26V | 
                                                                                    
                                                | Operating Temperature | -40°C ~ 95°C (TC) | 
                                                                                    
                                                | Mounting Type | Surface Mount | 
                                                                                    
                                                | Package / Case | 78-TFBGA | 
                                                                                    
                                                | Supplier Device Package | 78-FBGA (7.5x10.6) | 
                                                                                    
                                                | Base Product Number | AS4C512 | 
                                                                                    
                                                | RoHS Status | ROHS3 Compliant | 
                                                                                    
                                                | Moisture Sensitivity Level (MSL) | 3  (168 Hours) | 
                                                                                    
                                                | REACH Status | REACH Unaffected | 
                                                                                    
                                                | ECCN | EAR99 | 
                                                                                    
                                                | HTSUS | 8542.32.0036 | 
                                                                                    
                                                | Other Names | 1450-AS4C512M8D4-83BIN | 
                                                                                    
                                                | Standard Package | 242 | 
                                                                                                                
                                
                             
                                                SDRAM - DDR4 Memory IC 4Gbit Parallel 1.2 GHz 18 ns 78-FBGA (7.5x10.6)