| PartNumber | AT24CSW010-UUM0B-T | AT24CSW040-UUM0B-T | AT24CSW020-UUM0B-T |
| Description | EEPROM 1.7-3.6V, 1MHz, Ind Tmp, 4-WLCSP | EEPROM 1.7-3.6V, 1MHz, Ind Tmp, 4-WLCSP | EEPROM 1.7-3.6V, 1MHz, Ind Tmp, 4-WLCSP |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Package / Case | WLCSP-4 | WLCSP-4 | WLCSP-4 |
| Packaging | Reel | Reel | Reel |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 5000 | 5000 | 5000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | - | - | 0.000011 oz |