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| Part Number | 74F189SC | 74F189SJ | 74F189PC |
|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Active | Obsolete |
| Memory Type | Volatile | Volatile | Volatile |
| Memory Format | RAM | RAM | RAM |
| Technology | RAM | RAM | RAM |
| Memory Size | 64b (16 x 4) | 64b (16 x 4) | 64b (16 x 4) |
| Memory Interface | Parallel | Parallel | Parallel |
| Clock Frequency | - | - | - |
| Write Cycle Time - Word, Page | 29ns | 29ns | 29ns |
| Access Time | 27 ns | 27 ns | 27 ns |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Operating Temperature | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) | 0°C ~ 70°C (TA) |
| Mounting Type | Surface Mount | Surface Mount | Through Hole |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) | 16-SOIC (0.209", 5.30mm Width) | 16-DIP (0.300", 7.62mm) |
| Supplier Device Package | 16-SOIC | 16-SOP | 16-PDIP |
