VSC8122 Datasheet - Vitesse Semiconductor

VSC8122 - Multi-Rate SONET/SDH Clock and Data Recovery IC

The VSC8122 is a single-chip clock recovery IC for use in SONET OC-48, OC-24, OC-12, OC-3, or Gigabit Ethernet systems operating at their respective 2.48832Gb/s, 1.24416Gb/s, 622.08Mbps, 155.52Mbps, or 1.25Gbps data rates. The VSC8122 complies with SONET jitter tolerance, jitter transfer and jitter .

VSC8122 Features

* Multi-Rate OC-3, OC-12, OC-24, OC-48 Clock and Data Recovery

* Supports Gigabit Ethernet

* Differential Back Terminated I/O

* Maintains Clock Output in the Absence of Data

* Selectable Reference Clock

* Loss of Lock Indicator

* Exceeds SONET

VSC8122_ETC.pdf