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| Part Number | 74F20PC | 74F27PC | 74F20SC | 74F30PC | 74H20PC | 74F40PC | 74F00PC | 74F10PC | 74F20DC |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | National Semiconductor | National Semiconductor | onsemi | Fairchild Semiconductor | National Semiconductor | National Semiconductor |
| Product Status | Obsolete | Active | Obsolete | Active | Active | Obsolete | Obsolete | Active | Active |
| Logic Type | NAND Gate | NOR Gate | NAND Gate | NAND Gate | NAND Gate | NAND Gate | NAND Gate | NAND Gate | - |
| Number of Circuits | 2 | 3 | 2 | 1 | 2 | 2 | 4 | 3 | - |
| Number of Inputs | 4 | 3 | 4 | 8 | 4 | 4 | 2 | 3 | - |
| Features | - | - | - | - | - | - | - | - | - |
| Voltage - Supply | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.75V ~ 5.25V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | - |
| Current - Quiescent (Max) | - | 12 mA | - | - | 20 mA | - | - | - | - |
| Current - Output High, Low | 1mA, 20mA | 20mA, 1mA | 1mA, 20mA | 1mA, 20mA | - | 15mA, 64mA | 1mA, 20mA | 1mA, 20mA | - |
| Logic Level - Low | 0.8V | 0.8V | 0.8V | 0.8V | - | 0.8V | 0.8V | 0.8V | - |
| Logic Level - High | 2V | 2V | 2V | 2V | - | 2V | 2V | 2V | - |
| Max Propagation Delay @ V, Max CL | 5ns @ 5V, 50pF | 6ns @ 5V, 50pF | 5ns @ 5V, 50pF | 5ns @ 5V, 50pF | 20ns @ 5V, 50pF | 5ns @ 5V, 50pF | 5ns @ 5V, 50pF | 5ns @ 5V, 50pF | - |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | 0°C ~ 70°C | - |
| Mounting Type | Through Hole | Through Hole | Surface Mount | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | - |
| Supplier Device Package | 14-DIP | 14-DIP | 14-SOIC | 14-PDIP | 14-PDIP | 14-MDIP | 14-DIP | 14-PDIP | - |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-SOIC (0.154", 3.90mm Width) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) | - |
