9ZX21901C Overview
The 9ZX21901 is Intel DB1900Z Differential Buffer suitable for PCI-Express Gen3 or QPI applications. The part is backwards patible to PCIe Gen1 and Gen2. A fixed external feedback maintains low drift for critical QPI applications.
9ZX21901C Key Features
- 0.7V current mode differential HCSL output pairs
- Cycle-to-cycle jitter: < 50ps
- Output-to-output skew: <65ps
- Input-to-output delay: Fixed at 0 ps
- Input-to-output delay variation: <50ps
- Phase jitter: PCIe Gen3 < 1ps rms
- Phase jitter: QPI 9.6GB/s < 0.2ps rms
- Fixed feedback path/ 0ps input-to-output delay
- 9 Selectable SMBus addresses; Multiple devices can share
- 8 dedicated OE# pins; hardware control of outputs
9ZX21901C Applications
- 19-output PCIe Gen3/QPI buffer with fixed feedback for
