| BQ4014 | Texas Instruments | 256Kx8 Nonvolatile SRAM, 5% Voltage Tolerance |
| BQ4014Y | Texas Instruments | 256Kx8 Nonvolatile SRAM, 10% Voltage Tolerance |
| DS1249AB | Maxim | 2048k Nonvolatile SRAM |
| DS1249W | Maxim | 3.3V 2048k Nonvolatile SRAM |
| DS1249Y | Maxim | 2048k Nonvolatile SRAM |
|