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| TYPE | DESCRIPTION |
| Mfr | Analog Devices Inc./Maxim Integrated |
| Series | - |
| Package | Tray |
| Part Status | Obsolete |
| Memory Type | Non-Volatile |
| Memory Format | NVSRAM |
| Technology | NVSRAM (Non-Volatile SRAM) |
| Memory Size | 4Mb (128K x 32, 256K x 16, 512K x 8) |
| Memory Interface | Parallel |
| Write Cycle Time - Word, Page | 120ns |
| Access Time | 120 ns |
| Voltage - Supply | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Mounting Type | Socket |
| Package / Case | 72-SIMM |
| Supplier Device Package | 72-SIMM |
| Base Product Number | DS2227 |
