4Kb SPI serial EEPROM with 50ns access time, organized as 512 x 8 bits. Features a 10MHz maximum frequency and operates from 1.8V to 5.5V supply voltage. This surface mount device is housed in a TSSOP package and offers write protection. It is RoHS compliant and suitable for operation between -40°C and 85°C.
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Microchip 25AA040A-I/ST technical specifications.
| Access Time | 50ns |
| Access Time-Max | 50ns |
| Package/Case | TSSOP |
| Density | 4Kb |
| Frequency | 10MHz |
| Interface | SPI, Serial |
| Lead Free | Lead Free |
| Max Frequency | 10MHz |
| Max Operating Temperature | 85°C |
| Memory Size | 4Kb |
| Memory Type | EEPROM, |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Operating Supply Voltage | 5V |
| Organization | 512X8 |
| Package Quantity | 100 |
| Packaging | Rail/Tube |
| Radiation Hardening | No |
| RoHS Compliant | Yes |
| Supply Current | 5mA |
| Supply Voltage-Nom | 5.5V |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | YES |
| RoHS | Compliant |
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