| PartNumber | 70T3339S133BCI | 70T3339S133BC | 70T3339S133BC8 |
| Description | SRAM 512K X 18 DP | SRAM 512K X 18 DP | SRAM 512K X 18 DP |
| Manufacturer | GSI Technology | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | N | N | N |
| Memory Size | 144 Mbit | 9 Mbit | - |
| Organization | 8 M x 18 | 512 k x 18 | - |
| Maximum Clock Frequency | 375 MHz | 133 MHz | - |
| Interface Type | Parallel | Parallel | - |
| Supply Voltage Max | 1.9 V | 2.6 V | - |
| Supply Voltage Min | 1.7 V | 2.4 V | - |
| Supply Current Max | 845 mA | 370 mA | - |
| Minimum Operating Temperature | 0 C | 0 C | - |
| Maximum Operating Temperature | + 70 C | + 70 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | BGA-165 | CABGA-256 | CABGA-256 |
| Packaging | Tray | Tray | Reel |
| Memory Type | DDR-II | SDR | - |
| Series | GS81302T18E | 70T3339S133 | 70T3339S133 |
| Type | SigmaDDR-II B2 | Synchronous | - |
| Brand | GSI Technology | IDT | IDT |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 10 | 6 | 1000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Tradename | SigmaDDR-II | - | - |
| Access Time | - | 4.2 ns | - |
| Height | - | 1.4 mm | 1.4 mm |
| Length | - | 17 mm | 17 mm |
| Width | - | 17 mm | 17 mm |
| Part # Aliases | - | 70T3339 IDT70T3339S133BC | 70T3339 IDT70T3339S133BC8 |