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| PartNumber | 93AA66-I/SN | 93AA66-I/P | 93AA66 |
| Description | EEPROM 512x8-256x16 - 1.8V | EEPROM 512x8-256x16 - 1.8V | |
| Manufacturer | Microchip | Microchip | Microchip Technology |
| Product Category | EEPROM | EEPROM | Memory |
| RoHS | Y | Y | - |
| Mounting Style | SMD/SMT | Through Hole | Through Hole |
| Package / Case | SOIC-8 | PDIP-8 | - |
| Memory Size | 4 kbit | 4 kbit | 4K (512 x 8 or 256 x 16) |
| Organization | 512 x 8, 256 x 16 | 512 x 8, 256 x 16 | 512 x 8 256 x 16 |
| Interface Type | Serial, 3-Wire, Microwire | Serial, 3-Wire, Microwire | Serial 3-Wire Microwire |
| Data Retention | 200 Year | 200 Year | 200 Years |
| Maximum Clock Frequency | 1 MHz | 1 MHz | 2 MHz |
| Supply Current Max | 2 mA | 2 mA | - |
| Supply Voltage Min | 1.8 V | 1.8 V | - |
| Supply Voltage Max | 5.5 V | 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 70 C |
| Series | 93AA46 | 93AA46 | - |
| Packaging | Tube | Tube | Tube |
| Brand | Microchip Technology | Microchip Technology | - |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Product Type | EEPROM | EEPROM | - |
| Factory Pack Quantity | 100 | 60 | - |
| Subcategory | Memory & Data Storage | Memory & Data Storage | - |
| Unit Weight | 0.006596 oz | 0.032805 oz | 0.032805 oz |
| Package Case | - | - | PDIP-8 |
| Operating Temperature | - | - | 0°C ~ 70°C (TA) |
| Interface | - | - | Microwire, 3-Wire Serial |
| Voltage Supply | - | - | 1.8 V ~ 5.5 V |
| Supplier Device Package | - | - | 8-PDIP |
| Memory Type | - | - | EEPROM |
| Speed | - | - | 1MHz, 2MHz |
| Format Memory | - | - | EEPROMs - Serial |
| Operating Supply Current | - | - | 3 mA |
| Supply Current Max | - | - | 3 mA |
| Supply Voltage Max | - | - | 5.5 V |
| Supply Voltage Min | - | - | 1.8 V |