| PartNumber | W25M161AVEIT | W25M161AWEIT | W25M161AVEIT TR |
| Description | Multichip Packages 1Gb Serial NAND flash 3V + 16Mb Serial Flash 3V MCP | Multichip Packages 1Gb Serial NAND flash 1.8V + 16Mb Serial Flash 1.8V MCP | Multichip Packages 1Gb Serial NAND flash 3V + 16Mb Serial Flash 3V MCP |
| Manufacturer | Winbond | Winbond | Winbond |
| Product Category | Multichip Packages | Multichip Packages | Multichip Packages |
| RoHS | Y | Y | Y |
| Type | NAND Flash, NOR Flash | NAND Flash, NOR Flash | NAND Flash, NOR Flash |
| Memory Size | 16 Mbit, 1 Gbit | 16 Mbit, 1 Gbit | 16 Mbit, 1 Gbit |
| Package / Case | WSON-8 | WSON-8 | WSON-8 |
| Series | W25M161AV | W25M161AW | W25M161AV |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Maximum Clock Frequency | 133 MHz | 104 MHz | 133 MHz |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Organization | 2 M x 8, 128 M x 8 | - | 2 M x 8, 128 M x 8 |
| Packaging | Tube | Tube | Reel |
| Brand | Winbond | Winbond | Winbond |
| Interface Type | SPI | - | SPI |
| Data Bus Width | 8 bit | - | 8 bit |
| Moisture Sensitive | Yes | Yes | Yes |
| Product Type | Multichip Packages | Multichip Packages | Multichip Packages |
| Factory Pack Quantity | 63 | 63 | 4000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Supply Voltage Max | 3.6 V | 1.95 V | 3.6 V |
| Supply Voltage Min | 2.7 V | 1.7 V | 2.7 V |
| Tradename | SpiStack | SpiStack | SpiStack |