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9ZX21901C

Renesas
Part Number 9ZX21901C
Manufacturer Renesas
Description Differential Zbuffer
Published Jun 4, 2020
Detailed Description 19-Output Differential Zbuffer for PCIe Gen2/3 and QPI 9ZX21901C DATASHEET General Description The 9ZX21901 is Intel D...
Datasheet PDF File 9ZX21901C PDF File

9ZX21901C
9ZX21901C

Overview
19-Output Differential Zbuffer for PCIe Gen2/3 and QPI 9ZX21901C DATASHEET General Description The 9ZX21901 is Intel DB1900Z Differential Buffer suitable for PCI-Express Gen3 or QPI applications.
The part is backwards compatible to PCIe Gen1 and Gen2.
A fixed external feedback maintains low drift for critical QPI applications.
In bypass mode, the 9ZX21901 can provide outputs up to 400MHz.
Recommended Application • 19-output PCIe Gen3/QPI buffer with fixed feedback for Romley platforms Output Features • 19 – 0.
7V current mode differential HCSL output pairs Key Specifications • 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 Features/Benefits • Fixed feedback path/ 0ps input-to-output delay • 9 Selectable SMBus addresses; Multiple devices can share same SMBus segment • 8 dedicated OE# pins; hardware control of outputs ...


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