| PartNumber | CAT64LC40YI-GT3 | CAT64LC40WI-GT3 |
| Description | EEPROM 4K-BIT SPI SERIAL EEPROM | EEPROM 4K-BIT SPI SERIAL EEPROM |
| Manufacturer | ON Semiconductor | ON Semiconductor |
| Product Category | EEPROM | EEPROM |
| RoHS | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-8 | SOIC-8 |
| Memory Size | 4 kbit | 4 kbit |
| Organization | 256 x 16 | 256 x 16 |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI |
| Access Time | 300 ns | - |
| Data Retention | 100 Year | 100 Year |
| Maximum Clock Frequency | 1 MHz | 1 MHz |
| Supply Current Max | 1 mA | 1 mA |
| Supply Voltage Min | 2.5 V | 2.5 V |
| Supply Voltage Max | 6 V | 6 V |
| Minimum Operating Temperature | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C |
| Series | CAT64LC40 | CAT64LC40 |
| Packaging | Reel | Reel |
| Brand | ON Semiconductor | ON Semiconductor |
| Operating Supply Current | 1 mA | - |
| Operating Supply Voltage | 2.5 V to 6 V | 2.5 V to 6 V |
| Product Type | EEPROM | EEPROM |
| Factory Pack Quantity | 3000 | 3000 |
| Subcategory | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.005573 oz | 0.032805 oz |