| Part Number | AD9577BCPZ | AD9557BCPZ |
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. |
| Category | Clock/Timing - Application Specific | Clock/Timing - Application Specific |
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| Product Status | Active | Active |
| PLL | Yes | Yes |
| Main Purpose | Ethernet, PCI Express (PCIe), SONET/SDH | Ethernet, SONET/SDH |
| Input | Clock, Crystal | CMOS, LVDS, LVPECL |
| Output | LVCMOS, LVDS, LVPECL | CMOS, HSTL, LVDS |
| Number of Circuits | 1 | 1 |
| Ratio - Input:Output | 2:5 | 2:2 |
| Differential - Input:Output | No/Yes | Yes/Yes |
| Frequency - Max | 637.5MHz | 1.25GHz |
| Voltage - Supply | 3V ~ 3.6V | 1.71V ~ 3.465V |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 40-WFQFN Exposed Pad, CSP | 40-VFQFN Exposed Pad, CSP |
| Supplier Device Package | 40-LFCSP-WQ (6x6) | 40-LFCSP-VQ (6x6) |