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| PartNumber | CDCU877ARHAR | CDCU877ARHARG4 | CDCU877ARHA |
| Description | Clock Drivers & Distribution 1.8v PLL Clock Driver | Clock Drivers & Distribution 1.8v PLL Clock Driver | |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Clock Drivers & Distribution | Clock Drivers & Distribution | Clock/Timing - Application Specific |
| RoHS | Y | Y | - |
| Series | CDCU877A | CDCU877A | CDCU877A |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | VQFN-40 | VQFN-40 | - |
| Packaging | Reel | Reel | Tape & Reel (TR) Alternate Packaging |
| Type | Phase-Locked-Loops (PLLs) and Oscillators | Differential | Phase-Locked-Loops (PLLs) and Oscillators |
| Brand | Texas Instruments | Texas Instruments | - |
| Moisture Sensitive | Yes | Yes | - |
| Product Type | Clock Drivers & Distribution | Clock Drivers & Distribution | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | Clock & Timer ICs | Clock & Timer ICs | - |
| Unit Weight | 0.003668 oz | 0.003668 oz | 0.003668 oz |
| Package Case | - | - | VQFN-40 |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Mounting Type | - | - | Surface Mount |
| Voltage Supply | - | - | 1.7 V ~ 1.9 V |
| Supplier Device Package | - | - | 40-VQFN (6x6) |
| PLL | - | - | Yes |
| Main Purpose | - | - | Memory, DDR2 |
| Input | - | - | SSTL-18 |
| Output | - | - | SSTL-18 |
| Number of Circuits | - | - | 1 |
| Ratio InputOutput | - | - | 1899/12/30 1:10:00 |
| Differential InputOutput | - | - | Yes/Yes |
| Frequency Max | - | - | 400MHz |