4.2 DC and AC Operating Range
| AT25128B/AT25256B | Automotive Grade 1 | Automotive Grade 3 | 
|---|---|---|
| Operating Temperature (Case) | -40°C to +125°C | -40°C to +85°C | 
| VCC Power Supply | 2.5V to 5.5V | 1.7V to 5.5V | 
| AT25128B/AT25256B | Automotive Grade 1 | Automotive Grade 3 | 
|---|---|---|
| Operating Temperature (Case) | -40°C to +125°C | -40°C to +85°C | 
| VCC Power Supply | 2.5V to 5.5V | 1.7V to 5.5V | 
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