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| Part Number | 74VHC27TTR | 74VHC20TTR | 74VHC27MTR |
|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Status | Obsolete | Obsolete | Obsolete |
| Logic Type | NOR Gate | NAND Gate | NOR Gate |
| Number of Circuits | 3 | 2 | 3 |
| Number of Inputs | 3 | 4 | 3 |
| Features | - | - | - |
| Voltage - Supply | 2V ~ 5.5V | 2V ~ 5.5V | 2V ~ 5.5V |
| Current - Quiescent (Max) | 2 µA | 2 µA | 2 µA |
| Current - Output High, Low | 8mA, 8mA | 8mA, 8mA | 8mA, 8mA |
| Logic Level - Low | 0.5V | 0.5V | 0.5V |
| Logic Level - High | 1.5V | 1.5V | 1.5V |
| Max Propagation Delay @ V, Max CL | 7.9ns @ 5V, 50pF | 7ns @ 5V, 50pF | 7.9ns @ 5V, 50pF |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | 14-TSSOP | 14-TSSOP | 14-SO |
| Package / Case | 14-TSSOP (0.173", 4.40mm Width) | 14-TSSOP (0.173", 4.40mm Width) | 14-SOIC (0.154", 3.90mm Width) |
