| PartNumber | AT24HC02C-SSHM-B | AT24HC02C-PUM | AT24HC02B-TH-T |
| Description | EEPROM 2K 2-WIRE 8 SOIC PB HALOFREE NiPdAu 1.7V | EEPROM 2K 2-WIRE 8 PDIP PB/HALO FREE, 1.7V | EEPROM 1.8V - 1.8V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | SOIC-8 | PDIP-8 | SOIC-8 |
| Memory Size | 2 kbit | 2 kbit | 2 kbit |
| Organization | 256 x 8 | 256 x 8 | 256 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 | 400 kHz |
| Supply Current Max | 3 mA | 3 mA | 3 mA |
| Supply Voltage Min | 1.7 V | 1.7 V | 1.8 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 |
| Packaging | Tube | 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 to 5.5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 100 | 50 | 10000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.019048 oz | 0.032805 oz | 0.005573 oz |
| Access Time | - | - | 900 ns |
| Height | - | - | 1 mm |
| Length | - | - | 3 mm |
| Width | - | - | 4.4 mm |
| Operating Supply Current | - | - | 3 mA |