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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION | 
|---|---|
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
| Mounting Type | Through Hole | 
| RoHS Status | Non-RoHS Compliant | 
| Part Status | Obsolete | 
| Packaging | Tube | 
| Lead Free | Contains Lead | 
| Published | 2010 | 
| Memory Interface | Parallel | 
| Operating Temperature | 0°C~70°C TA | 
| Memory Type | Non-Volatile | 
| Voltage – Supply | 3V~3.6V | 
| Access Time | 150ns | 
| Write Cycle Time – Word, Page | 150ns | 
| Memory Format | NVSRAM | 
| Technology | NVSRAM (Non-Volatile SRAM) | 
| Memory Size | 2Mb 256K x 8 | 
| Package / Case | 32-DIP Module (0.600, 15.24mm) | 
| Base Part Number | DS1249W | 
| Supplier Device Package | 32-EDIP | 
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