SY89297U Datasheet, Microchip

* Dual-Channel, Programmable Delay Line
* Serial Programming Interface (SDATA, SCLK, SLOAD)
* Guaranteed AC Performance over Temperature and Voltage: - >3.2 G.

* Clock De-Skewing
* Timing Adjustments
* Aperture Centering
* System Calibration Markets
* Automate.

The SY89297U is a DC-3.2 Gbps programmable, two-channel delay line. Each channel has a delay range from 2 ns to 7 ns (5 ns delta delay) in programmable increments as small as 5 ps. The delay step is extremely linear and monotonic over the entire prog.