| PartNumber | W19B320ABB7H | W19B320ABT7H | W19B320ATB7H |
| Description | IC FLASH 32M PARALLEL 48TFBGA | IC FLASH 32M PARALLEL 48TSOP | IC FLASH 32M PARALLEL 48TFBGA |
| Manufacturer | Winbond Electronics | Winbond Electronics | - |
| Product Category | Memory | Memory | - |
| Series | - | - | - |
| Packaging | Tray | Tray | - |
| Package Case | 48-TFBGA | 48-TFSOP (0.724", 18.40mm Width) | - |
| Operating Temperature | -20°C ~ 85°C (TA) | -20°C ~ 85°C (TA) | - |
| Interface | Parallel | Parallel | - |
| Voltage Supply | 2.7 V ~ 3.6 V | 2.7 V ~ 3.6 V | - |
| Supplier Device Package | 48-TFBGA (6x8) | 48-TSOP | - |
| Memory Size | 32M (4M x 8, 2M x 16) | 32M (4M x 8, 2M x 16) | - |
| Memory Type | FLASH | FLASH | - |
| Speed | 70ns | 70ns | - |
| Format Memory | FLASH | FLASH | - |