| PartNumber | 8743008DKILF | 8743004DKILF | 8743004DKILFT |
| Description | Clock Buffer FEMTOCLOCK | Clock Generators & Support Products FEMTOCLOCK | Clock Generators & Support Products FEMTOCLOCK |
| Manufacturer | IDT (Integrated Device Technology) | IDT (Integrated Device Technology) | IDT, Integrated Device Technology Inc |
| Product Category | Clock Buffer | Clock Generators & Support Products | Clock/Timing - Application Specific |
| RoHS | Y | Y | - |
| Number of Outputs | 8 Output | - | - |
| Maximum Input Frequency | 165 MHz | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | VFQFPN-56 | VFQFPN-40 | - |
| Packaging | Tray | Tray | Tape & Reel (TR) Alternate Packaging |
| Height | 0.85 mm | 0.9 mm | - |
| Input Type | HCSL, LVDS, LVHSTL, LVPECL, M-LVDS | - | - |
| Length | 8 mm | 6 mm | - |
| Output Type | LVDS, LVPECL | - | - |
| Width | 8 mm | 6 mm | - |
| Brand | IDT | IDT | - |
| Max Output Freq | 165 MHz | - | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Clock Buffer | Clock Generators | - |
| Factory Pack Quantity | 260 | 490 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Part # Aliases | 8743008I | 8743004I ICS8743004DKILF | ICS8743004DKILFT |
| Series | - | - | FemtoClockR |
| Package Case | - | - | 40-VFQFN Exposed Pad |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 3.135 V ~ 3.465 V |
| Supplier Device Package | - | - | 40-VFQFPN (6x6) |
| PLL | - | - | Yes |
| Main Purpose | - | - | Ethernet, PCI Express (PCIe) |
| Input | - | - | HCSL, LVDS, LVHSTL, LVPECL, M-LVDS |
| Output | - | - | LVDS, LVPECL |
| Number of Circuits | - | - | 1 |
| Ratio InputOutput | - | - | 1899/12/30 2:04:00 |
| Differential InputOutput | - | - | Yes/Yes |
| Frequency Max | - | - | 165MHz |