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| Part Number | AT24C256-10PU-1.8 | AT24C256-10TU-1.8 | AT24C256-10PC-1.8 | AT24C256-10PI-1.8 |
|---|---|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Memory Type | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Memory Format | EEPROM | EEPROM | EEPROM | EEPROM |
| Technology | EEPROM | EEPROM | EEPROM | EEPROM |
| Memory Size | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) | 256Kb (32K x 8) |
| Memory Interface | I²C | I²C | I²C | I²C |
| Clock Frequency | 400 kHz | 400 kHz | 400 kHz | 400 kHz |
| Write Cycle Time - Word, Page | 10ms | 10ms | 10ms | 10ms |
| Access Time | 900 ns | 900 ns | 900 ns | 900 ns |
| Voltage - Supply | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V | 1.8V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole | Surface Mount | Through Hole | Through Hole |
| Package / Case | 8-DIP (0.300", 7.62mm) | 8-TSSOP (0.173", 4.40mm Width) | 8-DIP (0.300", 7.62mm) | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP | 8-TSSOP | 8-PDIP | 8-PDIP |
