9ZXL1251 Datasheet - Renesas

9ZXL1251 12-Output DB1200ZL Derivative

The 9ZXL1251 meets the demanding requirements of the Intel DB1200ZL specification, including the critical low-drift requirements of Intel CPUs. It is pin compatible to the 9ZXL1231 and integrates 24 termination resistors, saving 41mm2 board area. Applications Buffer for Romley, Grantley and Purley S.

9ZXL1251 Features

* 12 LP-HCSL Output Pairs w/integrated terminations (Zo = 85Ω) Key Specifications

* Cycle-to-cycle jitter < 50ps

* Output-to-output skew < 50ps

* Input-to-output delay variation < 50ps

* PCIe Gen3 phase jitter < 1.0ps RMS

* Phase jitter: QPI/UPI > = 9.

9ZXL1251-Renesas.pdf