256Kb Serial SPI EEPROM memory, organized as 32K x 8, offers 50ns access time and operates at frequencies up to 10MHz. This surface mount SOIC package supports a wide operating voltage range of 1.8V to 5.5V, with a nominal supply voltage of 5.5V. Features include write protection and a maximum write cycle time of 5ms. The component is RoHS compliant and operates between -40°C and 85°C.
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Microchip 25AA256-I/SM technical specifications.
| Access Time | 50ns |
| Access Time-Max | 50ns |
| Package/Case | SOIC |
| Density | 256Kb |
| Frequency | 10MHz |
| Height | 1.98mm |
| Interface | SPI, Serial |
| Lead Free | Lead Free |
| Length | 5.33mm |
| Max Frequency | 10MHz |
| Max Operating Temperature | 85°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 256Kb |
| Memory Type | EEPROM, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.8V |
| Mount | Surface Mount |
| Operating Supply Voltage | 5V |
| Organization | 32KX8 |
| Package Quantity | 90 |
| Packaging | Rail/Tube |
| Programming Voltage | 5.5V |
| Radiation Hardening | No |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Supply Current | 6mA |
| Supply Voltage-Nom | 5.5V |
| Width | 5.38mm |
| Write Cycle Time-Max (tWC) | 5ms |
| Write Protection | YES |
| RoHS | Compliant |
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