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| PartNumber | GS81302D19E-450 | GS81302D19E-400 | GS81302D19E-400I |
| Description | SRAM 1.8 or 1.5V 8M x 18 144M | SRAM 1.8 or 1.5V 8M x 18 144M | SRAM 1.8 or 1.5V 8M x 18 144M |
| Manufacturer | GSI Technology | GSI Technology | GSI Technology |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | N | N | - |
| Memory Size | 144 Mbit | 144 Mbit | 144 Mbit |
| Organization | 8 M x 18 | 8 M x 18 | 8 M x 18 |
| Maximum Clock Frequency | 450 MHz | 400 MHz | 400 MHz |
| Interface Type | Parallel | Parallel | Parallel |
| Supply Voltage Max | 1.9 V | 1.9 V | 1.9 V |
| Supply Voltage Min | 1.7 V | 1.7 V | 1.7 V |
| Supply Current Max | 1.175 A | 1.055 A | - |
| Minimum Operating Temperature | 0 C | 0 C | - 40 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | BGA-165 | BGA-165 | BGA-165 |
| Packaging | Tray | Tray | Tray |
| Memory Type | QDR-II | QDR-II | QDR-II |
| Series | GS81302D19E | GS81302D19E | GS81302D19E |
| Type | SigmaQuad-II+ B4 | SigmaQuad-II+ B4 | SigmaQuad-II+ B4 |
| Brand | GSI Technology | GSI Technology | GSI Technology |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 10 | 10 | 10 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Tradename | SigmaQuad-II+ | SigmaQuad-II+ | SigmaQuad-II+ |