The XRT8020 is a monolithic analog phase locked loop that provides a high frequency LVDS clock output, using a low frequency crystal or reference clock. It is designed for SONET/SDH and other low jitter applications.
The Exar XRT8020 is a monolithic analog phase locked loop designed to provide a high frequency LVDS clock output using a low frequency crystal or reference clock. It operates at 3.3V and features selectable internal multipliers of 8x, 16x, or 32x for external crystals or signal sources, making it suitable for SONET/SDH and other low jitter applications. This manual is written in Chinese.
| Operating Frequency Range | 575 MHz to 675MHz (nominal 624MHz) |
|---|---|
| Supply Voltage | 3.3V ±10% |
| Operating Temperature | -40°C to +85°C |
| Package Type | 16-lead QFN (4 x 4 mm) |
| Output Jitter | 9ps rms typical at 622 MHz |
The device offers selectable 8x, 16x or 32x multipliers for an external crystal or signal source.
The device operates at 3.3V with a tolerance of ±10%.