| PartNumber | 70T3399S133BC8 | 70T3399S133BC | 70T3399S133BFI |
| Description | SRAM 128K X 18 DP | SRAM 128K X 18 DP | SRAM 128K X 18 DP |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | N | N | N |
| Package / Case | CABGA-256 | CABGA-256 | CABGA-208 |
| Packaging | Reel | Tray | Tray |
| Height | 1.4 mm | 1.4 mm | 1.4 mm |
| Length | 17 mm | 17 mm | 15 mm |
| Series | 70T3399S133 | 70T3399S133 | 70T3399S133 |
| Width | 17 mm | 17 mm | 15 mm |
| Brand | IDT | IDT | IDT |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 1000 | 6 | 7 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Part # Aliases | 70T3399 IDT70T3399S133BC8 | 70T3399 IDT70T3399S133BC | 70T3399 IDT70T3399S133BFI |