4Kb SPI serial EEPROM with 512 x 8 organization, featuring a 50ns access time and 10MHz maximum frequency. This surface mount device operates from 1.8V to 5.5V, with a nominal supply voltage of 5V and a supply current of 5mA. The component is housed in a lead-free, RoHS compliant MSOP package with dimensions of 3mm x 3mm x 0.95mm. It supports write protection and has a maximum write cycle time of 5ms.
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Microchip 25AA040A-I/MS technical specifications.
| Access Time | 50ns |
| Access Time-Max | 50ns |
| Package/Case | MSOP |
| Density | 4Kb |
| Frequency | 10MHz |
| Height | 0.95mm |
| Interface | SPI, Serial |
| Lead Free | Lead Free |
| Length | 3mm |
| Max Frequency | 10MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 4Kb |
| Memory Type | EEPROM, |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Number of Words | 512 |
| Operating Supply Voltage | 5V |
| Organization | 512X8 |
| Package Quantity | 100 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Supply Current | 5mA |
| Supply Voltage-Nom | 5.5V |
| Width | 3mm |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | YES |
| RoHS | Compliant |
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