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| Part Number | AT45DB021D-MH-T | AT45DB021D-MH-Y | AT45DB021D-SH-T | AT45DB011D-MH-T |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | Flash | Flash | Flash | Flash |
| Technology | Flash | Flash | Flash | Flash |
| Memory Size | 2Mb (264 Bytes x 1024 pages) | 2Mb (264 Bytes x 1024 pages) | 2Mb (264 Bytes x 1024 pages) | 1Mb (264 Bytes x 512 pages) |
| Memory Interface | SPI | SPI | SPI | SPI |
| Clock Frequency | 66 MHz | 66 MHz | 66 MHz | 66 MHz |
| Write Cycle Time - Word, Page | 4ms | 4ms | 4ms | 4ms |
| Access Time | - | - | - | - |
| Voltage - Supply | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 2.7V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) | -40°C ~ 85°C (TC) |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Package / Case | 8-UDFN Exposed Pad | 8-UDFN Exposed Pad | 8-SOIC (0.209", 5.30mm Width) | 8-UDFN Exposed Pad |
| Supplier Device Package | 8-UDFN (5x6) | 8-UDFN (5x6) | 8-SOIC | 8-UDFN (5x6) |
