STT-MRAM is a new type of nonvolatile magnetic random access memory, which can write information through spin current. It is the second generation of magnetic memory MRAM. The core of STT-MRAM memory cell is still an MTJ, which is composed of two ferromagnetic layers with different thickness and a layer of several nanometer-thick nonmagnetic isolation layers. It realizes information writing through spin current.    
 
    
The next generation magnetoresistive random access memory (MRAM) launched by Renesas Electronics utilizes a proprietary technology called vertical magnetic tunneling junction (STT) (spin transfer moment). Its non-volatile storage performance is superior to other similar products, with characteristics such as long data retention time, fast serial and parallel interface speed. Renesas Electronics' MRAM has multiple storage densities and can operate at high temperatures, making it suitable for many application scenarios, such as factory automation equipment that requires fast backup and retrieval of data, and medical data units that require long-term storage of data.
 
                                                                            
    
    
        
            
                                | Product ID | 
                                Density | 
                                I/O Voltage (V) | 
                                I/O Frequency (MHz) | 
                                Pkg. Type | 
                                Temp. Range | 
                                Carrier Type | 
                                Download | 
            
                                    
                                | M10042040108X0ISAY | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0ISAR | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0PSAY | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0PSAR | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0IWAY | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0IWAR | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0PWAY | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040108X0PWAR | 
                                4Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10042040054X0PSAY | 
                                4Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040054X0PSAR | 
                                4Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10042040054X0PWAY | 
                                4Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10042040054X0PWAR | 
                                4Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0ISAY | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0ISAR | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0PSAY | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0PSAR | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0IWAY | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0IWAR | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0PWAY | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040108X0PWAR | 
                                4Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040054X0ISAY | 
                                4Mb | 
                                3.0V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040054X0ISAR | 
                                4Mb | 
                                3.0V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30042040054X0IWAY | 
                                4Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30042040054X0IWAR | 
                                4Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0ISAY | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0PSAY | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0PSAR | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0IWAY | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0IWAR | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0PWAY | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040108X0PWAR | 
                                8Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10082040054X0PSAY | 
                                8Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040054X0PSAR | 
                                8Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10082040054X0PWAY | 
                                8Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10082040054X0PWAR | 
                                8Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30082040108X0PSAY | 
                                8Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30082040108X0PSAR | 
                                8Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30082040108X0PWAY | 
                                8Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30082040108X0PWAR | 
                                8Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30082040054X0ISAY | 
                                8Mb | 
                                3.0V | 
                                54 | 
                                / | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30082040054X0ISAR | 
                                8Mb | 
                                3.0V | 
                                54 | 
                                / | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30082040054X0IWAY | 
                                8Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30082040054X0IWAR | 
                                8Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040108X0PSAY | 
                                16Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040108X0PSAR | 
                                16Mb | 
                                1.8V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040108X0PWAY | 
                                16Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040108X0PWAR | 
                                16Mb | 
                                1.8V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0ISAY | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0ISAR | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0PSAY | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0PSAR | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0IWAY | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0IWAR | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0PWAY | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M10162040054X0PWAR | 
                                16Mb | 
                                1.8V | 
                                54 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0ISAY | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0ISAR | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0PSAY | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0PSAR | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                SOIC | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0IWAY | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0IWAR | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0PWAY | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040108X0PWAR | 
                                16Mb | 
                                3.0V | 
                                108 | 
                                DFN | 
                                -40 to 105°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040054X0ISAY | 
                                16Mb | 
                                3.0V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040054X0ISAR | 
                                16Mb | 
                                3.0V | 
                                54 | 
                                SOIC | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 | 
            
                                    
                                | M30162040054X0IWAY | 
                                16Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Tray | 
                                
                    NULL                 | 
            
                                    
                                | M30162040054X0IWAR | 
                                16Mb | 
                                3.0V | 
                                54 | 
                                DFN | 
                                -40 to 85°C | 
                                Reel | 
                                
                    NULL                 |