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| PartNumber | SN74121N | SN74121N-SN74121 | SN74121NE4 |
| Description | Monostable Multivibrator Schmitt-trigger inputs | Monostable Multivibrator Schmitt-trigger inputs | |
| Manufacturer | Texas Instruments | - | Texas Instruments |
| Product Category | Monostable Multivibrator | - | Logic - Multivibrators |
| RoHS | Y | - | - |
| Elements per Chip | 1 | - | 1 |
| Logic Family | TTL | - | TTL |
| Logic Type | Monostable Multivibrator | - | Monostable |
| Package / Case | PDIP-14 | - | - |
| Supply Current Max | 13 mA | - | - |
| Propagation Delay Time | 80 ns | - | 80 ns |
| High Level Output Current | - 0.4 mA | - | - 0.4 mA |
| Low Level Output Current | 16 mA | - | 16 mA |
| Supply Voltage Max | 5.25 V | - | - |
| Supply Voltage Min | 4.75 V | - | - |
| Minimum Operating Temperature | 0 C | - | 0 C |
| Maximum Operating Temperature | + 70 C | - | + 70 C |
| Packaging | Tube | - | Tube Alternate Packaging |
| Height | 4.57 mm | - | - |
| Length | 19.3 mm | - | - |
| Series | SN74121 | - | 7400 |
| Width | 6.35 mm | - | - |
| Brand | Texas Instruments | - | - |
| Mounting Style | SMD/SMT | - | Through Hole |
| Operating Supply Voltage | 5 V | - | 5 V |
| Product Type | Monostable Multivibrator | - | - |
| Factory Pack Quantity | 25 | - | - |
| Subcategory | Logic ICs | - | - |
| Unit Weight | 0.032734 oz | - | 0.032734 oz |
| Package Case | - | - | PDIP-14 |
| Operating Temperature | - | - | 0°C ~ 70°C |
| Mounting Type | - | - | Through Hole |
| Voltage Supply | - | - | 4.75 V ~ 5.25 V |
| Supplier Device Package | - | - | 14-PDIP |
| Current Output High Low | - | - | 400μA, 16mA |
| Schmitt Trigger Input | - | - | No |
| Independent Circuits | - | - | 2 |
| Propagation Delay | - | - | 45ns |
| Supply Current Max | - | - | 13 mA |
| Supply Voltage Max | - | - | 5.25 V |
| Supply Voltage Min | - | - | 4.75 V |