| PartNumber | AT28BV64B-20TU | AT28BV64B-20TI | AT28BV64B-20TC |
| Description | EEPROM 64K 8K x 8 200 ns 2.7V-3.6V | EEPROM 200NS IND TEMP PKG- 200NS IND TEMP | EEPROM 200NS IND TEMP PKG- 200NS COM TEMP |
| Manufacturer | Microchip | Microchip | Microchip |
| Product Category | EEPROM | EEPROM | EEPROM |
| RoHS | Y | N | N |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSOP-28 | TSOP-28 | TSOP-28 |
| Memory Size | 64 kbit | 64 kbit | 64 kbit |
| Organization | 8 k x 8 | 8 k x 8 | 8 k x 8 |
| Interface Type | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI | Serial, 4-Wire, SDI, SPI |
| Access Time | 150 ns | 150 ns | 150 ns |
| Data Retention | 10 Year | 10 Year | 10 Year |
| Supply Current Max | 15 mA | 15 mA | 15 mA |
| Supply Voltage Min | 2.7 V | 2.7 V | 2.7 V |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | 0 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 70 C |
| Series | AT28BV64B | AT28BV64B | AT28BV64B |
| Packaging | Tray | - | - |
| Height | 1 mm | 1 mm | 1 mm |
| Length | 8 mm | 8 mm | 8 mm |
| Width | 11.8 mm | 11.8 mm | 11.8 mm |
| Brand | Microchip Technology / Atmel | Microchip Technology / Atmel | Microchip Technology / Atmel |
| Moisture Sensitive | Yes | - | - |
| Operating Supply Current | 15 mA | 15 mA | 15 mA |
| Operating Supply Voltage | 3.3 V | 2.7 V, 3.6 V | 2.7 V, 3.6 V |
| Output Enable Access Time | 80 ns | 80 ns | 80 ns |
| Product Type | EEPROM | EEPROM | EEPROM |
| Programming Voltage | 2.7 V to 3.6 V | 3.3 V | 3.3 V |
| Factory Pack Quantity | 234 | 234 | 234 |
| Subcategory | Memory & Data Storage | Memory & Data Storage | Memory & Data Storage |
| Unit Weight | 0.056932 oz | - | - |