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| PartNumber | 93C66AT-I/OT | 93C66AT-I/SN | 93C66AT-I/ST |
| Description | EEPROM 512x8 | EEPROM 512x8 | EEPROM 512x8 |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOT-23-6 | SOIC-8 | TSSOP-8 |
| Memory Size | 4 kbit | 4 kbit | 4 kbit |
| Organization | 512 x 8 | 512 x 8 | 512 x 8 |
| Interface Type | Serial, 3-Wire, Microwire | Serial, 3-Wire, Microwire | Serial, 3-Wire, Microwire |
| Access Time | 250 ns | 250 ns | 250 ns |
| Data Retention | 200 Year | 200 Year | 200 Year |
| Maximum Clock Frequency | 2 MHz | 2 MHz | 2 MHz |
| Supply Current Max | 2 mA | 2 mA | 2 mA |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Packaging | Reel | Reel | Reel |
| Height | 1.3 mm (Max) | 1.25 mm (Min) | 1 mm |
| Length | 3.1 mm (Max) | 4.9 mm | 3 mm |
| Width | 1.8 mm (Max) | 3.9 mm | 4.4 mm |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology |
| Operating Supply Current | 2 mA | 2 mA | 2 mA |
| Operating Supply Voltage | 4.5 V to 5.5 V | 4.5 V to 5.5 V | 4.5 V to 5.5 V |
| Product Type | EEPROM | EEPROM | EEPROM |
| Factory Pack Quantity | 3000 | 3300 | 2500 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.001270 oz | 0.019048 oz | 0.005573 oz |
| Moisture Sensitive | - | Yes | - |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
Microchip Technology |
93C66AT-I/OT | EEPROM 512x8 | |
| 93C66AX-E/SN | EEPROM 512x8 Rot Pin | ||
| 93C66AXT-E/SN | EEPROM 512x8 Rot Pin | ||
| 93C66AT-I/SN | EEPROM 512x8 | ||
| 93C66AXT-I/SN | EEPROM 512x8 Rot Pin | ||
| 93C66AT-I/ST | EEPROM 512x8 | ||
| 93C66AX-I/SN | New and Original | ||
| 93C66AXT-E/SN | EEPROM 512x8 Rot Pin | ||
| 93C66AXT-I/SN | EEPROM 512x8 Rot Pin | ||
| 93C66AT-I/SN | EEPROM 512x8 | ||
| 93C66AT-I/ST | EEPROM 512x8 | ||
| 93C66AT-I/OT | EEPROM 512x8 | ||
| 93C66AX-E/SN | EEPROM 512x8 Rot Pin |