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| PartNumber | CSPU877BVD | CSPU877BVG8 | CSPU877BVG |
| Description | IC PLL CLK DVR SDRAM 56-CABGA | Clock Drivers & Distribution 1.8V PLL Differ 1:10 DDR 2 Clock Drive | |
| Manufacturer | IDT | IDT, Integrated Device Technology Inc | IDT, Integrated Device Technology Inc |
| Product Category | IC Chips | Clock/Timing - Application Specific | Clock/Timing - Application Specific |
| Series | - | - | - |
| Packaging | - | Tape & Reel (TR) | Tray |
| Package Case | - | 56-VFBGA | 56-VFBGA |
| Operating Temperature | - | 0°C ~ 70°C | 0°C ~ 70°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Voltage Supply | - | 1.7 V ~ 1.9 V | 1.7 V ~ 1.9 V |
| Supplier Device Package | - | 56-CABGA (4.5x7.0) | 56-CABGA (4.5x7.0) |
| PLL | - | Yes | Yes |
| Main Purpose | - | Memory, DDR2, SDRAM | Memory, DDR2, SDRAM |
| Input | - | Clock | Clock |
| Output | - | Clock | Clock |
| Number of Circuits | - | 1 | 1 |
| Ratio InputOutput | - | 1899/12/30 1:10:00 | 1899/12/30 1:10:00 |
| Differential InputOutput | - | Yes/Yes | Yes/Yes |
| Frequency Max | - | 340MHz | 340MHz |