| Part Number | AD9550BCPZ-REEL7 | AD9559BCPZ-REEL7 | 
|---|---|---|
| Manufacturer | Analog Devices Inc. | Analog Devices Inc. | 
| Category | Clock/Timing - Application Specific | Clock/Timing - Application Specific | 
|   |   | |
| Product Status | Active | Active | 
| PLL | Yes | Yes | 
| Main Purpose | Ethernet, GPON, SONET/SHD, T1/E1 | Ethernet, SONET/SDH, Stratum | 
| Input | CMOS | LVDS, LVPECL | 
| Output | CMOS, LVDS, LVPECL | CMOS, HSTL, LVDS | 
| Number of Circuits | 1 | 1 | 
| Ratio - Input:Output | 1:2 | 4:4 | 
| Differential - Input:Output | No/Yes | Yes/Yes | 
| Frequency - Max | 810MHz | 1.25GHz | 
| Voltage - Supply | 3.135V ~ 3.465V | 1.71V ~ 3.465V | 
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 85°C | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 32-WFQFN Exposed Pad, CSP | 72-VFQFN Exposed Pad, CSP | 
| Supplier Device Package | 32-LFCSP-WQ (5x5) | 72-LFCSP-VQ (10x10) |