| Part Number | 74F20SC | 74F20DC |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | National Semiconductor |
| Category | Logic - Gates and Inverters | Logic - Gates and Inverters |
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| Product Status | Obsolete | Active |
| Logic Type | NAND Gate | - |
| Number of Circuits | 2 | - |
| Number of Inputs | 4 | - |
| Features | - | - |
| Voltage - Supply | 4.5V ~ 5.5V | - |
| Current - Quiescent (Max) | - | - |
| Current - Output High, Low | 1mA, 20mA | - |
| Logic Level - Low | 0.8V | - |
| Logic Level - High | 2V | - |
| Max Propagation Delay @ V, Max CL | 5ns @ 5V, 50pF | - |
| Operating Temperature | 0°C ~ 70°C | - |
| Mounting Type | Surface Mount | - |
| Supplier Device Package | 14-SOIC | - |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | - |