AT28C040-20BI SL703 EEPROM Parallel 4M-bit 512K x 8 5V 32-Pin SBCDIP T/R
From Atmel
| Category | EEPROM |
| Data Retention | 10 Year |
| Density | 4 Mb |
| Description | Value |
| Hardware Data Protection | Yes |
| Interface Type | Parallel |
| Manufacturer | Atmel |
| Maximum Random Access Time | 200 ns |
| Operating Temperature | -55 to 125 °C |
| Organization | 512Kx8 |
| Package | 32SBCDIP |
| Programming Voltage | 4.5 to 5.5 V |
| Typical Operating Supply Voltage | 5 V |
