| PartNumber | GS841Z18CGT-150 | GS841Z18CGT-100I | GS841Z18CGT-100 |
| Description | SRAM 2.5 or 3.3V 256K x 18 4M | SRAM 2.5 or 3.3V 256K x 18 4M | SRAM 2.5 or 3.3V 256K x 18 4M |
| Manufacturer | GSI Technology | GSI Technology | GSI Technology |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | Y | Y | Y |
| Memory Size | 4 Mbit | 4 Mbit | 4 Mbit |
| Organization | 256 k x 18 | 256 k x 18 | 256 k x 18 |
| Access Time | 7.5 ns | 12 ns | 12 ns |
| Maximum Clock Frequency | 150 MHz | 100 MHz | 100 MHz |
| Interface Type | Parallel | Parallel | Parallel |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 2.3 V | 2.3 V | 2.3 V |
| Supply Current Max | 120 mA, 130 mA | 130 mA, 130 mA | 110 mA, 110 mA |
| Minimum Operating Temperature | 0 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 85 C | + 70 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TQFP-100 | TQFP-100 | TQFP-100 |
| Packaging | Tray | Tray | Tray |
| Memory Type | SDR | SDR | SDR |
| Series | GS841Z18CGT | GS841Z18CGT | GS841Z18CGT |
| Type | NBT Pipeline/Flow Through | NBT Pipeline/Flow Through | NBT Pipeline/Flow Through |
| Brand | GSI Technology | GSI Technology | GSI Technology |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 72 | 72 | 72 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Tradename | NBT SRAM | NBT SRAM | NBT SRAM |