| PartNumber | AT24MAC402-MAHM-T | AT24MAC402-SSHM-B | AT24MAC402-MAHM-E |
| Description | EEPROM SERIAL EEPROM, 2K 2-WIRE-8 UDFN | EEPROM MAC-48 SEEPROM 2K I2C1MHz 8-SOIC-N | EEPROM MAC-48 SEEPROM, 2K, I2C - 1.7-5.5V, 1MHz, Ind Tmp, 8-UDFN |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | UDFN-8 | SOIC-8 | UDFN-8 |
| Memory Size | 2 kbit | - | - |
| Organization | 256 x 8 | - | - |
| Interface Type | Serial, 2-Wire, I2C | - | - |
| Data Retention | 100 Year | - | - |
| Maximum Clock Frequency | 1 MHz | - | - |
| Supply Current Max | 3 mA | - | - |
| Supply Voltage Min | 1.7 V | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Packaging | Reel | Tube | - |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Operating Supply Voltage | 1.7 V to 5.5 V | - | - |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 5000 | 100 | 15000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.000335 oz | 0.002646 oz | - |