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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION |
|---|---|
| Part Status | Active |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Mounting Type | Surface Mount |
| Mount | Surface Mount |
| Packaging | Tape & Reel (TR) |
| Number of Functions | 1 |
| Pbfree Code | yes |
| Radiation Hardening | No |
| Contact Plating | Gold |
| JESD-609 Code | e4 |
| Number of Pins | 8 |
| Number of Terminations | 8 |
| Memory Width | 8 |
| Terminal Position | DUAL |
| Technology | CMOS |
| Peak Reflow Temperature (Cel) | 260 |
| Supply Voltage | 2.5V |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Width | 2mm |
| Supply Voltage-Max (Vsup) | 5.5V |
| Operating Temperature | -40°C~85°C TA |
| Factory Lead Time | 15 Weeks |
| Terminal Pitch | 0.5mm |
| Data Retention Time-Min | 100 |
| Length | 3mm |
| Nominal Supply Current | 10mA |
| Published | 1997 |
| Memory Type | Non-Volatile |
| Memory Interface | SPI |
| Serial Bus Type | SPI |
| Clock Frequency | 20MHz |
| Memory Format | EEPROM |
| Height Seated (Max) | 0.6mm |
| Write Cycle Time – Word, Page | 5ms |
| Write Cycle Time-Max (tWC) | 5ms |
| Interface | SPI, Serial |
| Voltage – Supply | 1.8V~5.5V |
| Endurance | 1000000 Write/Erase Cycles |
| Power Supplies | 2/5V |
| Write Protection | HARDWARE/SOFTWARE |
| Memory Size | 256Kb 32K x 8 |
| Access Time | 80 ns |
| Density | 256 kb |
| Package / Case | 8-UFDFN Exposed Pad |
| Standby Current-Max | 0.000003A |
| Base Part Number | AT25256 |
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