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| Part Number | 74HC21D,652 | 74HC27D,652 | 74HC21D,653 | 74HC21N,652 | 74HC20D,652 |
|---|---|---|---|---|---|
| Manufacturer | Nexperia USA Inc. | Nexperia USA Inc. | Nexperia USA Inc. | NXP USA Inc. | NXP Semiconductors |
| Product Status | Obsolete | Obsolete | Active | Obsolete | Active |
| Logic Type | AND Gate | NOR Gate | AND Gate | AND Gate | - |
| Number of Circuits | 2 | 3 | 2 | 2 | - |
| Number of Inputs | 4 | 3 | 4 | 4 | - |
| Features | - | - | - | - | - |
| Voltage - Supply | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V | 2V ~ 6V | - |
| Current - Quiescent (Max) | 2 µA | 2 µA | 2 µA | 2 µA | - |
| Current - Output High, Low | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 5.2mA, 5.2mA | 5.2mA, 5.2mA | - |
| Logic Level - Low | 0.5V ~ 1.8V | 0.5V ~ 1.8V | 0.5V ~ 1.8V | 0.5V ~ 1.8V | - |
| Logic Level - High | 1.5V ~ 4.2V | 1.5V ~ 4.2V | 1.5V ~ 4.2V | 1.5V ~ 4.2V | - |
| Max Propagation Delay @ V, Max CL | 19ns @ 6V, 50pF | 15ns @ 6V, 50pF | 19ns @ 6V, 50pF | 19ns @ 6V, 50pF | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | -40°C ~ 125°C | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Through Hole | - |
| Supplier Device Package | 14-SO | 14-SO | 14-SO | 14-DIP | - |
| Package / Case | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-SOIC (0.154", 3.90mm Width) | 14-DIP (0.300", 7.62mm) | - |
