| PartNumber | DS28E22P+ | DS28E22P+T | DS28E22Q+T |
| Description | EEPROM DeepCover Secure Authenticator with 1-Wire SHA-256 and 2Kb User EEPROM | EEPROM DeepCover Secure Authenticator with 1-Wire SHA-256 and 2Kb User EEPROM | EEPROM DeepCover Secure Authenticator with 1-Wire SHA-256 and 2Kb User EEPROM |
| Manufacturer | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSOC-6 | TSOC-6 | TDFN-6 |
| Memory Size | 2 kbit | 2 kbit | 2 kbit |
| Organization | 256 x 8 | 256 x 8 | 256 x 8 |
| Interface Type | Serial, 1-Wire, SDQ | Serial, 1-Wire, SDQ | Serial, 1-Wire, SDQ |
| Data Retention | 10 Year | 10 Year | 10 Year |
| Maximum Clock Frequency | - | - | - |
| Supply Current Max | 20 mA | 20 mA | 20 mA |
| Supply Voltage Min | 2.97 V | 2.97 V | 2.97 V |
| Supply Voltage Max | 3.63 V | 3.63 V | 3.63 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Series | DS28E22 | DS28E22 | DS28E22Q |
| Packaging | Tube | Reel | Reel |
| Brand | Maxim Integrated | Maxim Integrated | Maxim Integrated |
| Operating Supply Voltage | 2.97 V to 3.63 V | 2.97 V to 3.63 V | 2.97 V to 3.63 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 120 | 4000 | 2500 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Part # Aliases | DS28E22P | DS28E22P | DS28E22Q |
| Unit Weight | - | - | 0.001764 oz |