| Access Time | 90 ns |
| Address Hold Time | 50 ns |
| Address Setup Time | 0 ns |
| Base Product Number | AT28HC64 |
| Category | Integrated Circuits (ICs) |
| Current, Input, Leakage, Current, Output, Leakage | 10 ?A |
| Data Retention | 10 |
| Density | 64K |
| Dimensions | 8.10 x 11.90 x 1.05 mm |
| Height | 0.041" (1.05mm) |
| Input Capacitance | 4 pF |
| Interface | Parallel Bus |
| Length | 0.318" (8.1mm) |
| Maximum Operating Temperature | +85 ?C |
| Memory Capacity | 64 kbit |
| Memory Format, Technology | EEPROM |
| Memory Interface | Parallel |
| Memory Size | 64Kb (8K x 8) |
| Memory Type | Parallel EEPROM, Non-Volatile |
| Mfr | Microchip Technology |
| Minimum Operating Temperature | -40 ?C |
| Mounting Type | Surface Mount |
| Number of Bits per Word | 8 bit |
| Number of Pins | 28 |
| Operating Current | 40 mA |
| Operating Temperature | -40?C ~ 85?C (TC) |
| Operating Temperature, Temperature Operating Range | -40 to +85 ?C |
| Operating Voltage Range | Maximum of 5 V |
| Organization | 8K x 8 |
| Output Capacitance | 8 pF |
| Package | Tray |
| Package / Case | 28-TSSOP (0.465", 11.80mm Width) |
| Package Type | TSOP |
| Product Header | High Speed Parallel EEPROM Memory |
| Product Status | Obsolete |
| Programmable Voltage, Supply Voltage | 5 V |
| Series | AT28 Series, - |
| Supplier Device Package | 28-TSOP |
| Voltage - Supply | 4.5V ~ 5.5V |
| Voltage, Input, High Level | 2 V |
| Voltage, Input, Low Level | 0.8 V |
| Voltage, Output, High Level | 2.4 V |
| Voltage, Output, Low Level | 0.4 V |
| Width | 0.469" (11.9mm) |
| Write Cycle Time - Word, Page | 10ms |