AT28C256E-25DM/883-815 EEPROM Parallel 256K-bit 32K x 8 5V 28-Pin CDIP Tube
From MICROCHIP TECHNOLOGY
| Access Time (Max) | 250(ns) |
| Data Retention | 10 |
| Density | 262144(Bit) |
| Frequency | Not Required(MHz) |
| Interface Type | Parallel |
| Mounting | Through Hole |
| Operating Supply Voltage (Max) | 5.5(V) |
| Operating Supply Voltage (Min) | 4.5(V) |
| Operating Supply Voltage (Typ) | 5(V) |
| Operating Temp Range | -55C to 125C |
| Operating Temperature (Max) | 125C |
| Operating Temperature (Min) | -55C |
| Operating Temperature Classification | Military |
| Organization | 32Kx8 |
| Output Enable Access Time | 100(ns) |
| Package Type | CDIP |
| Packaging | Rail/Tube |
| Pin Count | 28 |
| Programmable | Yes |
| Programming Voltage | 4.5 TO 5.5 |
| Rad Hardened | No |
| Supply Current | 50(mA) |
| Write Protection | Yes |
