| PartNumber | 74LCX16841MEA | 74LCX16821MTDX | 74LCX16821MTD |
| Description | Latches 20-Bit Trans Latch | Flip Flops 20-Bit D Flip-Flop | Flip Flops 20-Bit D Flip-Flop |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Latches | Flip Flops | Flip Flops |
| RoHS | Y | Y | Y |
| Number of Circuits | 2 Circuit | 2 | 2 |
| Logic Type | Transparent Latch | D-Type Flip-Flop | D-Type Flip-Flop |
| Logic Family | 74LC | 74LC | 74LC |
| Polarity | Non-Inverting | Non-Inverting | Non-Inverting |
| Quiescent Current | 20 uA | 20 uA | 20 uA |
| Number of Output Lines | 4 Line | 3 | 3 |
| High Level Output Current | - 24 mA | - 24 mA | - 24 mA |
| Propagation Delay Time | 6 ns at 2.7 V, 5.5 ns at 3.3 V | 6.5 ns | 6.5 ns |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Supply Voltage Min | 2 V | 2 V | 2 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Package / Case | SSOP-56 | TSSOP-56 | TSSOP-56 |
| Packaging | Tube | Reel | Tube |
| Function | Latch | 20-Bit D Flip-Flop | Flip-Flop |
| Height | 2.74 mm | 0.95 mm | 0.95 mm |
| Length | 18.54 mm | 14 mm | 14 mm |
| Output Type | 3-State | Single-Ended | Single-Ended |
| Series | 74LCX16841 | 74LCX16821 | 74LCX16821 |
| Type | D-Type | - | - |
| Width | 7.59 mm | 6.1 mm | 6.1 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Number of Channels | 20 Channels | 20 | 20 |
| Number of Input Lines | 4 Line | 2 | 2 |
| Supply Current Max | 20 uA | - | - |
| Moisture Sensitive | Yes | Yes | Yes |
| Operating Supply Voltage | 2 V to 3.6 V | 2 V to 3.6 V | 2 V to 3.6 V |
| Product Type | Latches | Flip Flops | Flip Flops |
| Reset Type | No Reset | - | - |
| Factory Pack Quantity | 25 | 1000 | 34 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Unit Weight | 0.024508 oz | 0.026103 oz | 0.026103 oz |
| Input Type | - | Single-Ended | Single-Ended |
| Low Level Output Current | - | 24 mA | 24 mA |