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| PartNumber | DM74AS21N | DM74AS21MX | DM74AS21M |
| Description | Logic Gates Dl 4-Input AND Gate | Logic Gates Dl 4-Input AND Gate | Logic Gates Dl 4-Input AND Gate |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Logic Gates | Logic Gates | Logic Gates |
| RoHS | Y | Y | Y |
| Product | Single-Function Gate | Single-Function Gate | Single-Function Gate |
| Logic Function | AND | AND | AND |
| Logic Family | 74AS | 74AS | 74AS |
| Number of Gates | 2 Gate | 2 Gate | 2 Gate |
| Number of Input Lines | 4 Input | 4 Input | 4 Input |
| Number of Output Lines | 1 Output | 1 Output | 1 Output |
| High Level Output Current | - 2 mA | - 2 mA | - 2 mA |
| Low Level Output Current | 20 mA | 20 mA | 20 mA |
| Propagation Delay Time | 6 ns | 6 ns | 6 ns |
| Supply Voltage Max | 5.5 V | 5.5 V | 5.5 V |
| Supply Voltage Min | 4.5 V | 4.5 V | 4.5 V |
| Minimum Operating Temperature | 0 C | 0 C | 0 C |
| Maximum Operating Temperature | + 70 C | + 70 C | + 70 C |
| Mounting Style | Through Hole | SMD/SMT | SMD/SMT |
| Package / Case | PDIP W | SOIC-14 Narrow | SOIC-14 Narrow |
| Packaging | Tube | Reel | Tube |
| Function | Gate | Dl 4-Input AND Gate | Gate |
| Height | 3.56 mm | 1.5 mm | 1.5 mm |
| Length | 19.56 mm | 8.75 mm | 8.75 mm |
| Width | 6.6 mm | 4 mm | 4 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Logic Type | 4-Input AND | 4-Input AND | 4-Input AND |
| Operating Supply Voltage | 5 V | 5 V | 5 V |
| Product Type | Logic Gates | Logic Gates | Logic Gates |
| Factory Pack Quantity | 25 | 2500 | 55 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | DM74AS21N_NL | DM74AS21MX_NL | - |
| Unit Weight | 0.057144 oz | 0.008501 oz | 0.008501 oz |