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*The following are the basic parameters of the product, involving the characteristics of the product and its category
| TYPE | DESCRIPTION |
|---|---|
| Command User Interface | NO |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Mounting Type | Through Hole |
| Mount | Through Hole |
| Number of Functions | 1 |
| RoHS Status | RoHS Compliant |
| ECCN Code | EAR99 |
| Data Polling | YES |
| Toggle Bit | YES |
| JESD-609 Code | e3 |
| Lead Free | Lead Free |
| Part Status | Obsolete |
| Memory Width | 8 |
| Terminal Position | DUAL |
| Supply Voltage | 5V |
| Operating Supply Voltage | 5V |
| Power Supplies | 5V |
| Programming Voltage | 5V |
| Packaging | Tube |
| Qualification Status | Not Qualified |
| Terminal Pitch | 2.54mm |
| Technology | CMOS |
| Peak Reflow Temperature (Cel) | 260 |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| Published | 2007 |
| Terminal Finish | Tin (Sn) |
| Number of Terminations | 28 |
| Number of Pins | 28 |
| Pin Count | 28 |
| Height Seated (Max) | 5.08mm |
| Memory Interface | Parallel |
| Voltage – Supply | 4.5V~5.5V |
| Operating Temperature | 0°C~70°C TA |
| Nominal Supply Current | 30mA |
| Memory Type | Non-Volatile |
| Memory Format | EEPROM |
| Write Cycle Time – Word, Page | 5ms |
| Write Cycle Time-Max (tWC) | 5ms |
| Width | 15.24mm |
| Operating Mode | ASYNCHRONOUS |
| HTS Code | 8542.32.00.51 |
| Access Time | 120ns |
| Memory Size | 256Kb 32K x 8 |
| Endurance | 100000 Write/Erase Cycles |
| Density | 256 kb |
| Organization | 32KX8 |
| Package / Case | 28-DIP (0.600, 15.24mm) |
| Standby Current-Max | 0.00015A |
| Page Size | 64words |
| Length | 36.695mm |
| Base Part Number | CAT28C256 |
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