| Part Number | W66BP6NBUAGJ TR | W66BM6NBUAGJ TR | 
|---|---|---|
| Manufacturer | Winbond Electronics | Winbond Electronics | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Active | Not For New Designs | 
| Memory Type | Volatile | Volatile | 
| Memory Format | DRAM | DRAM | 
| Technology | SDRAM - Mobile LPDDR4 | SDRAM - Mobile LPDDR4X | 
| Memory Size | 2Gb (128M x 16) | 2Gb (128M x 16) | 
| Memory Interface | LVSTL_11 | LVSTL_11 | 
| Clock Frequency | 1.866 GHz | 1.866 GHz | 
| Write Cycle Time - Word, Page | 18ns | 18ns | 
| Access Time | 3.5 ns | 3.5 ns | 
| Voltage - Supply | 1.06V ~ 1.17V, 1.7V ~ 1.95V | 1.06V ~ 1.17V, 1.7V ~ 1.95V | 
| Operating Temperature | -40°C ~ 105°C (TC) | -40°C ~ 105°C (TC) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 200-WFBGA | 200-WFBGA | 
| Supplier Device Package | 200-WFBGA (10x14.5) | 200-WFBGA (10x14.5) |