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| PartNumber | CY7C1245KV18-400BZC | CY7C12451KV18-400BZC | CY7C12451KV18-400BZXC |
| Description | SRAM 36MB (1Mx36) 1.8v 400MHz QDR II SRAM | SRAM 1Mb x 36 400 MHz Sync SRAM | SRAM 1M X 36 400MHz QDR II+ SRAM |
| Manufacturer | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Product Category | SRAM | SRAM | SRAM |
| RoHS | N | N | Y |
| Memory Size | 36 Mbit | - | 18 Mbit |
| Organization | 1 M x 36 | - | 1 M x 36 |
| Access Time | - | - | 50 ns |
| Maximum Clock Frequency | 400 MHz | - | - |
| Interface Type | Parallel | - | Parallel |
| Supply Voltage Max | 1.9 V | - | 1.9 V |
| Supply Voltage Min | 1.7 V | - | 1.7 V |
| Supply Current Max | 920 mA | - | 710 mA |
| Minimum Operating Temperature | 0 C | - | 0 C |
| Maximum Operating Temperature | + 70 C | - | + 70 C |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | FBGA-165 | - | FBGA-165 |
| Packaging | Tray | Tray | - |
| Memory Type | Volatile | - | QDR |
| Series | CY7C1245KV18 | CY7C12451KV18 | CY7C12451KV18 |
| Type | Synchronous | - | Synchronous |
| Brand | Cypress Semiconductor | Cypress Semiconductor | Cypress Semiconductor |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | SRAM | SRAM | SRAM |
| Factory Pack Quantity | 136 | 136 | 136 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |