| PartNumber | AT24C64D-MAHM-T | AT24C64D-MAHM-E | AT24C64D-SSHM-B |
| Description | EEPROM SERIAL EEPROM 64K 2-WIRE 1.7V | EEPROM 1.7-5.5V, 1MHz, Ind Tmp, 8-UDFN | EEPROM SERIAL EEPROM 64K 2-WIRE 1.7V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | UDFN-8 | UDFN-8 | SOIC-8 |
| Memory Size | 64 kbit | 64 kbit | 64 kbit |
| Organization | 8 k x 8 | 8 k x 8 | 8 k x 8 |
| Interface Type | Serial, 2-Wire, I2C | Serial, 2-Wire, I2C | Serial, 2-Wire, I2C |
| Data Retention | 100 Year | 100 Year | 100 Year |
| Maximum Clock Frequency | 1 MHz | 1 MHz | 1 MHz |
| Supply Current Max | 3 mA | 3 mA | 3 mA |
| Supply Voltage Min | 1.7 V | 1.7 V | 1.7 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | AT24C64D | AT24C64D | AT24C64D |
| Packaging | Reel | Reel | Tube |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Operating Supply Voltage | 1.7 V to 5.5 V | 1.7 V to 5.5 V | 1.8 V, 2.5 V, 3.3 V, 5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 5000 | 15000 | 100 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.000335 oz | - | 0.019048 oz |
| Access Time | - | - | 550 ns |
| Height | - | - | 1.48 mm (Max) |
| Length | - | - | 4.98 mm (Max) |
| Width | - | - | 3.99 mm (Max) |
| Operating Supply Current | - | - | 3 mA |