| PartNumber | CY7C1321KV18-250BZC | CY7C1321KV18-250BZCT | CY7C1321CV18-167BZC |
| Description | SRAM 18Mb 250Mhz 1.8V DDR-II SRAM | SRAM 18Mb 250Mhz 1.8V DDR-II SRAM | SRAM 18M Q2, B4 |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | N | N | N |
| Memory Size | 18 Mbit | 18 Mbit | 18 Mbit |
| Organization | 512 k x 36 | 512 k x 36 | - |
| Access Time | - | - | 0.5 ns |
| Maximum Clock Frequency | 250 MHz | 250 MHz | 167 MHz |
| Interface Type | 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 | 370 mA | 370 mA | 600 mA |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | FBGA-165 | FBGA-165 | FBGA |
| Packaging | Tray | Reel | - |
| Memory Type | Volatile | Volatile | - |
| Series | CY7C1321KV18 | CY7C1321KV18 | CY7C1321CV18 |
| Type | Synchronous | Synchronous | Synchronous |
| Brand | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 136 | 1000 | 136 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Data Rate | - | - | DDR |
| Number of Ports | - | - | 1 |
| Unit Weight | - | - | 0.014110 oz |