| PartNumber | 8440259AK-45LF | 8440259AK-05LF |
| Description | Clock Synthesizer / Jitter Cleaner 9LVDS/LVCMOS OUTPUT FEMTO | Clock Synthesizer / Jitter Cleaner 9LVDS/LVCMOS OUTPUT FEMTO |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) |
| Product Category | Clock Synthesizer / Jitter Cleaner | Clock Synthesizer / Jitter Cleaner |
| RoHS | Y | Y |
| Series | 8440259-45 | 8440259-05 |
| Package / Case | VFQFPN-32 | VFQFPN-32 |
| Packaging | Tube | Tube |
| Height | 1 mm | 1 mm |
| Length | 5 mm | 5 mm |
| Width | 5 mm | 5 mm |
| Brand | IDT | IDT |
| Moisture Sensitive | Yes | Yes |
| Product Type | Clock Synthesizers / Jitter Cleaners | Clock Synthesizers / Jitter Cleaners |
| Factory Pack Quantity | 490 | 490 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs |
| Tradename | FemtoClock | FemtoClock |
| Part # Aliases | 8440259-45 ICS8440259AK-45LF | 8440259-05 ICS8440259AK-05LF |