| Part Number | CYD18S72V18-167BBXI | CYDD18S72V18-167BBXI | 
|---|---|---|
| Manufacturer | Infineon Technologies | Infineon Technologies | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Memory Type | Volatile | Volatile | 
| Memory Format | SRAM | SRAM | 
| Technology | SRAM - Dual Port, Synchronous | SRAM - Dual Port, Synchronous | 
| Memory Size | 18Mb (256K x 72) | 18Mb (256K x 36 x 2, 256K x 72) | 
| Memory Interface | Parallel | Parallel | 
| Clock Frequency | 167 MHz | 167 MHz | 
| Write Cycle Time - Word, Page | - | - | 
| Access Time | 4 ns | 600 ps | 
| Voltage - Supply | 1.42V ~ 1.58V, 1.7V ~ 1.9V | 1.42V ~ 1.58V, 1.7V ~ 1.9V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 256-LBGA | 256-LBGA | 
| Supplier Device Package | 256-FBGA (17x17) | 256-FBGA (17x17) |