| PartNumber | 74VCX16821MTDX | 74VCX16821MTD | 74VCX16827MTDX |
| Description | Flip Flops 20-Bit D Flip-Flop | Flip Flops 20-Bit D Flip-Flop | Buffers & Line Drivers 20-Bit Buf/Line Drv |
| Manufacturer | ON Semiconductor | ON Semiconductor | ON Semiconductor |
| Product Category | Flip Flops | Flip Flops | Buffers & Line Drivers |
| RoHS | Y | Y | Y |
| Number of Circuits | 2 | 2 | - |
| Logic Family | 74VC | 74VC | VCX |
| Logic Type | D-Type Flip-Flop | D-Type Flip-Flop | CMOS |
| Polarity | Non-Inverting | Non-Inverting | Non-Inverting |
| Input Type | Single-Ended | Single-Ended | - |
| Output Type | Single-Ended | Single-Ended | 3-State |
| Propagation Delay Time | 8.8 ns | 8.8 ns | 6 ns at 1.8 V, 3 ns at 2.5 V, 2.5 ns at 3.3 V |
| High Level Output Current | - 24 mA | - 24 mA | - 24 mA |
| Low Level Output Current | 24 mA | 24 mA | 24 mA |
| Supply Voltage Min | 1.4 V | 1.4 V | 1.2 V |
| Supply Voltage Max | 3.6 V | 3.6 V | 3.6 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 85 C | + 85 C | + 85 C |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-56 | TSSOP-56 | TSSOP-56 |
| Packaging | Reel | Tube | Reel |
| Function | 20-Bit D Flip-Flop | Flip-Flop | Buffer/Line Driver |
| Height | 0.95 mm | 0.95 mm | 0.95 mm (Max) |
| Length | 14 mm | 14 mm | 14 mm |
| Quiescent Current | 20 uA | 20 uA | 20 uA |
| Width | 6.1 mm | 6.1 mm | 6.1 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Number of Channels | 20 | 20 | 20 |
| Number of Input Lines | 2 | 2 | 20 Input |
| Number of Output Lines | 20 | 20 | 3 Output |
| Operating Supply Voltage | 1.4 V to 3.6 V | 1.4 V to 3.6 V | 1.2 V to 3.6 V |
| Product Type | Flip Flops | Flip Flops | Buffers & Line Drivers |
| Factory Pack Quantity | 1000 | 34 | 1000 |
| Subcategory | Logic ICs | Logic ICs | Logic ICs |
| Part # Aliases | 74VCX16821MTDX_NL | - | 74VCX16827MTDX_NL |
| Unit Weight | 0.026103 oz | 0.026103 oz | 0.026103 oz |
| Moisture Sensitive | - | Yes | - |
| Technology | - | - | CMOS |
| Supply Current Max | - | - | 20 uA |
| Input Signal Type | - | - | Single-Ended |