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| Part Number | SN74LV27AD | SN74LV27ADR | SN74LV20AD | SN74LV21AD |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Status | Active | Active | Active | Active |
| Logic Type | NOR Gate | NOR Gate | NAND Gate | AND Gate |
| Number of Circuits | 3 | 3 | 2 | 2 |
| Number of Inputs | 3 | 3 | 4 | 4 |
| Features | - | - | - | - |
| Voltage - Supply | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Current - Quiescent (Max) | 20 µA | 20 µA | 20 µA | 20 µA |
| Current - Output High, Low | 12mA, 12mA | 12mA, 12mA | 12mA, 12mA | 12mA, 12mA |
| Logic Level - Low | 0.5V | 0.5V | 0.5V | 0.5V |
| Logic Level - High | 1.5V | 1.5V | 1.5V | 1.5V |
| Max Propagation Delay @ V, Max CL | 7.9ns @ 5V, 50pF | 7.9ns @ 5V, 50pF | 7ns @ 5V, 50pF | 7ns @ 5V, 50pF |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 14-SOIC | 14-SOIC | 14-SOIC | 14-SOIC |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) |
