| PartNumber | IDTCV126PAG | IDTCV126PAG8 | IDTCV126PVG |
| Description | IC FLEXPC CLK PROGR P4 56-TSSOP | IC FLEXPC CLK PROGR P4 56-TSSOP | IC FLEXPC CLK PROGR P4 56-SSOP |
| Manufacturer | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc | - |
| Product Category | Clock/Timing - Application Specific | Clock/Timing - Application Specific | - |
| Series | FlexPC | FlexPC | - |
| Packaging | Tube | Tape & Reel (TR) | - |
| Package Case | 56-TFSOP (0.240", 6.10mm Width) | 56-TFSOP (0.240", 6.10mm Width) | - |
| Operating Temperature | 0°C ~ 70°C | 0°C ~ 70°C | - |
| Mounting Type | Surface Mount | Surface Mount | - |
| Voltage Supply | 3.135 V ~ 3.465 V | 3.135 V ~ 3.465 V | - |
| Supplier Device Package | 56-TSSOP | 56-TSSOP | - |
| PLL | Yes | Yes | - |
| Main Purpose | Intel CPU Servers | Intel CPU Servers | - |
| Input | Crystal | Crystal | - |
| Output | Clock | Clock | - |
| Number of Circuits | 1 | 1 | - |
| Ratio InputOutput | 1899/12/30 1:19:00 | 1899/12/30 1:19:00 | - |
| Differential InputOutput | No/Yes | No/Yes | - |
| Frequency Max | 400MHz | 400MHz | - |