DS250DF410

Product Folder Order Now Technical Documents Tools & Software Support & Community DS250DF410 SNLS456D – MARCH 2016 – REVISED OCTOBER 2019 DS250DF410 25 Gbps Multi-Rate 4-Channel Retimer 1 Features 1 Quad-channel multi-rate retimer with integrated signal conditioning All channels lock independently from 20.2752 to 25.8 Gbps (including sub-rates such as 10.3125 Gbps, 12.5 Gbps, and more) Ultra-low latency: <500 ps typical for 25.78125Gbps data rate Single power supply, no low-jitter reference clock required, and minimal supply decoupling to reduce board routing complexity and BOM cost Integrated 2×2 cross point Adaptive continuous time linear equalizer (CTLE) Adaptive decision feedback equalizer (DFE) Low-jitter transmitter with 3-Tap FIR filter Combined equalization supporting 35+ dB channel loss at 12.9 GHz Adjustable transmit amplitude: 205 mVppd to 1225 mVppd (Typical) On-chip eye opening monitor (EOM), PRBS pattern checker/generator Supports JTAG/AC-JTAG boundary scan Small 6-mm × 6-mm BGA package with easy flow- through routing 2 Applications Jitter cleaning for front-port optical Active cable assemblies Backplane/mid-plane reach extension IEEE802.3bj 100GbE, Infiniband EDR, and OIF- CEI-25G-LR/MR/SR/VSR electrical interfaces SFP28, QSFP28, CFP2/CFP4, CDFP 3 Description The DS250DF410 is a four-channel multi-rate retimer with integrated signal conditioning. It is used to extend the reach and robustness of long, lossy, crosstalk-i...