| PartNumber | AT25020B-SSHL-T | AT25020B-XHL-B | AT25020B-XHL-T |
| Description | EEPROM 2K (256 X 8) SPI, 1.8V | EEPROM 2K (256 X 8) SPI, 1.8V | EEPROM 2K (256 X 8) SPI, 1.8V |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | TSSOP-8 | TSSOP-8 |
| Memory Size | 2 kbit | 2 kbit | 2 kbit |
| Organization | 256 x 8 | 256 x 8 | 256 x 8 |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI |
| Data Retention | 100 Year | 100 Year | 100 Year |
| Maximum Clock Frequency | 20 MHz | 20 MHz | 20 MHz |
| Supply Current Max | 10 mA | 10 mA | 10 mA |
| Supply Voltage Min | 1.8 V | 1.8 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 |
| Series | AT25020B | AT25020B | AT25020B |
| Packaging | Reel | Tube | Reel |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Operating Supply Current | 8.5 mA | - | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 4000 | 100 | 5000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.019048 oz | 0.005573 oz | 0.005573 oz |