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| Part Number | DM74AS20M | DM74AS21M | DM74LS20M | DM74AS20N | DM74AS30M | DM74AS00M | DM74AS10M |
|---|---|---|---|---|---|---|---|
| Manufacturer | National Semiconductor | Fairchild Semiconductor | Fairchild Semiconductor | onsemi | onsemi | Fairchild Semiconductor | Fairchild Semiconductor |
| Product Status | Active | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete |
| Logic Type | - | AND Gate | NAND Gate | NAND Gate | NAND Gate | NAND Gate | NAND Gate |
| Number of Circuits | - | 2 | 2 | 2 | 1 | 4 | 3 |
| Number of Inputs | - | 4 | 4 | 4 | 8 | 2 | 3 |
| Features | - | - | - | - | - | - | - |
| Voltage - Supply | - | 4.5V ~ 5.5V | 4.75V ~ 5.25V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V | 4.5V ~ 5.5V |
| Current - Quiescent (Max) | - | - | 2.2 mA | - | - | - | - |
| Current - Output High, Low | - | 2mA, 20mA | 400µA, 8mA | 2mA, 20mA | 2mA, 20mA | 2mA, 20mA | 2mA, 20mA |
| Logic Level - Low | - | 0.8V | 0.8V | 0.8V | 0.8V | 0.8V | 0.8V |
| Logic Level - High | - | 2V | 2V | 2V | 2V | 2V | 2V |
| Max Propagation Delay @ V, Max CL | - | 6ns @ 5V, 50pF | 15ns @ 5V, 50pF | 4.5ns @ 5V, 50pF | 5ns @ 5V, 50pF | 4.5ns @ 5V, 50pF | 4.5ns @ 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 |
| Mounting Type | - | Surface Mount | Surface Mount | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | - | 14-SOIC | 14-SOIC | 14-MDIP | 14-SOIC | 14-SOIC | 14-SOIC |
| Package / Case | - | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-DIP (0.300", 7.62mm) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
