| Part Number | DM74LS20N | DM74LS27N |
|---|---|---|
| Manufacturer | onsemi | onsemi |
| Category | Logic - Gates and Inverters | Logic - Gates and Inverters |
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| Product Status | Obsolete | Obsolete |
| Logic Type | NAND Gate | NOR Gate |
| Number of Circuits | 2 | 3 |
| Number of Inputs | 4 | 3 |
| Features | - | - |
| Voltage - Supply | 4.75V ~ 5.25V | 4.75V ~ 5.25V |
| Current - Quiescent (Max) | - | - |
| Current - Output High, Low | 400µA, 8mA | 400µA, 8mA |
| Logic Level - Low | 0.8V | 0.8V |
| Logic Level - High | 2V | 2V |
| Max Propagation Delay @ V, Max CL | 15ns @ 5V, 50pF | 18ns @ 5V, 50pF |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | Through Hole | Through Hole |
| Supplier Device Package | 14-MDIP | 14-MDIP |
| Package / Case | 14-DIP (0.300", 7.62mm) | 14-DIP (0.300", 7.62mm) |