| PartNumber | AT88SC018-SU-CN | AT88SC018-SU-CM-T | AT88SC018-SU-CM |
| Description | EEPROM CryMem Comp 8ld, Green | EEPROM CryMem Comp 8ld, Green | EEPROM CryMem Comp 8ld, Green |
| 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 | SOIC-8 | SOIC-Wide-8 |
| Memory Size | 128 kbit | 8 kbit | 256 kbit |
| Organization | 16 k x 8 | 1 k x 8 | 32 k x 8 |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | Serial, 2-Wire, I2C |
| Access Time | 160 ns | 230 ns | 900 ns |
| Data Retention | 200 Year | 200 Year | 200 Year |
| Maximum Clock Frequency | 10 MHz | 2 MHz | 400 kHz |
| Supply Current Max | 5 mA | 5 mA | 400 uA, 3 mA |
| Supply Voltage Min | 1.8 V | 2.5 V | 2.5 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 | Reel | Reel | Tube |
| Height | 1.25 mm (Min) | 1.25 mm (Min) | 1.98 mm (Max) |
| Length | 4.9 mm | 4.9 mm | 5.26 mm |
| Width | 3.9 mm | 3.9 mm | 5.25 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Current | 5 mA | 5 mA | 400 uA, 3 mA |
| Operating Supply Voltage | 1.8 V to 5.5 V | 2.5 V, 5.5 V | 2.5 V to 5.5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 3300 | 3300 | 90 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.005044 oz | 0.019048 oz | 0.019048 oz |
| Programming Voltage | - | 3.3 V, 5 V | 2.5 V to 5.5 V |
| Series | - | - | 24AA256 |