| PartNumber | 621MLF | 621MILF | 621MILFT |
| Description | Clock Buffer LOW SKEW 1:4 CLOCK BUFFER | Clock Buffer LOW SKEW 1:4 CLOCK BUFFER | Clock Buffer LOW SKEW 1:4 CLOCK BUFFER |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Clock Buffer | Clock Buffer | Clock Buffer |
| RoHS | Y | Y | Y |
| Series | 621 | 621 | 621MILF |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOIC-8 | SOIC-8 | SOIC-8 |
| Packaging | Tube | Tube | Reel |
| Height | 1.5 mm | 1.5 mm | 1.5 mm |
| Length | 4.9 mm | 4.9 mm | 4.9 mm |
| Width | 3.9 mm | 3.9 mm | 3.9 mm |
| Brand | IDT | IDT | IDT |
| Product Type | Clock Buffer | Clock Buffer | Clock Buffers |
| Factory Pack Quantity | 97 | 97 | 3000 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Part # Aliases | 621 ICS621MLF | 621 ICS621MILF | 621 ICS621MILFT |
| Unit Weight | 0.019048 oz | 0.019048 oz | 0.019048 oz |
| Number of Outputs | - | 4 Output | 4 Output |
| Maximum Input Frequency | - | 100 MHz | 200 MHz |
| Propagation Delay Max | - | 5 ns | 5 ns |
| Supply Voltage Max | - | 1.89 V | 1.89 V |
| Supply Voltage Min | - | 1.14 V | 1.14 V |
| Minimum Operating Temperature | - | - 40 C | - 40 C |
| Maximum Operating Temperature | - | + 85 C | + 85 C |
| Operating Supply Current | - | 50 mA | 50 mA |
| Max Output Freq | - | - | 200 MHz |