| PartNumber | 9DB423BGLF | 9DB423BFLF | 9DB423BFLFT |
| Description | Clock Buffer 4 OUTPUT PCIE GEN2 BUFFER w/QPI | Clock Buffer 4 OUTPUT PCIE GEN2 BUFFER w/QPI | Clock Buffer 4 OUTPUT PCIE GEN2 BUFFER w/QPI |
| 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 | 9DB423 | 9DB423 | 9DB423 |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | TSSOP-28 | SSOP-28 | SSOP-28 |
| Packaging | Tube | Tube | Reel |
| Height | 1 mm | 1.73 mm | 1.73 mm |
| Length | 9.7 mm | 10.2 mm | 10.2 mm |
| Width | 4.4 mm | 5.3 mm | 5.3 mm |
| Brand | IDT | IDT | IDT |
| Product Type | Clock Buffers | Clock Buffers | Clock Buffers |
| Factory Pack Quantity | 50 | 47 | 1500 |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | Clock & Timer ICs |
| Tradename | PCI EXPRESS | PCI EXPRESS | PCI EXPRESS |
| Part # Aliases | 9DB423 ICS9DB423BGLF | 9DB423 ICS9DB423BFLF | 9DB423 ICS9DB423BFLFT |
| Unit Weight | 0.014215 oz | 0.025045 oz | 0.025045 oz |