GS12142 Dual Input 12G UHD - SDI Re-timing Adaptive Cable Equalizer + Trace manual and automatic cable equalizer bypass Key Features CDR features Dual input/output equalizer with 2:1 input selector Manual or automatic rate modes featuring both a 75 single ended cable equalizer and 100 differential trace equalizer, each with integrated Wide Loop bandwidth control on-chip terminations Re-timing at the following data rates: 125Mb/s, SMPTE ST 2082-1, ST 2081-1, ST 424, ST 292-1 and ST 270Mb/s, 1.485Gb/s, 2.97Gb/s, 5.94Gb/s, 11.88Gb/s, 259 compliant input/output and 10.3125 Gb/s. This includes the f/1.001 rates. Multi-standard operation from 1Mb/s to 11.88Gb/s In addition to standard SMPTE rates, the device also Additional Features supports re-timing of DVB-ASI at 270Mb/s, and MADI Single 1.8V power supply for analog and digital core at 125Mb/s and 10GbE 1.2V, 1.8V or 2.5V for trace driver output supply 3D Input Signal Eye Monitor GSPI serial control and monitoring interface PRBS generator and checker Four configurable GPIO pins for control or status Automatic cable equalization - typical equalized cable monitoring lengths of Belden 1694A cable Wide operating temperature range: -40C to +85C 80m at 11.88Gb/s Small 6mm x 4mm 40-pin QFN 100m at 5.94Gb/s Pb-free/Halogen-free/RoHS and WEEE compliant 190m at 2.97Gb/s package 260m at 1.485Gb/s Applications 450m at 270Mb/s and 125Mb/s Next Generation 12G UHD-SDI infrastructures designed to Trace driver features support UHDTV1, UHDTV2, 4K D-Cinema and 3D HFR and Integrated 100, differential output termination HDR production image formats. Typical applications: Extends output DC-coupling support with 1.2V to Cameras, Switchers, Distribution Amplifiers and Routers. 2.5V output supply range Trace driver data output pre-emphasis to Description compensate for up to 20 FR4 at 11.88Gb/s The GS12142 is a low-power, multi-rate equalizer that Manual or automatic re-timer bypass features an integrated cable equalizer, trace equalizer, and Manual or automatic mute or disable on LOS trace driver supporting rates up to 12G UHD-SDI, inclusive of 10GbE. The cable equalizer input is designed to equalize Trace equalizer features and restore signals received over 80m coaxial cable at 12G, Integrated 100, differential input termination compensate for DC content of SMPTE pathological signals, Automatic power down on loss of signal and re-time the incoming data. The trace equalizer input is Trace equalization to compensate for up to 20 FR4 designed to receive 100 differential input signals, at 11.88Gb/s automatically recover the embedded clock from the digital Automatic input offset compensation video signal and re-time the incoming data, supporting up to 17dB of insertion loss. DC-coupling from 1.2V to 2.5V CML logic The integrated eye monitor provides non-disruptive Cable equalizer features mission mode analysis of the post equalized input signal. Automatic power down on loss of signal The 256x128 resolution scan matrix allows accurate signal Programmable carrier detect with squelch analysis to speed up prototyping and enable field analysis. threshold adjustment Built in macros enable customizable cross section analysis Programmable launch swing compensation for and quick horizontal and vertical eye opening non-compliant source measurements. GS12142 1 of 119 www.semtech.com Final Data Sheet Rev.4 Semtech PDS-061389 August 2018 Proprietary & ConfidentialWith high phase consistency between scans and trace and connector losses. The pre-emphasis pulse width configurable space and time thresholds, algorithms can be and amplitude can be optimized to compensate for deployed in the field to analyze long term signal quality perturbations to frequency response of transmission lines variation (Bathtub Plot) to reduce costly system installation due to vias, connectors and stubs. debug time for intermittent errors. The two independently controlled trace drivers have highly configurable pre-emphasis and swing controls to compensate for long SDOUT GPIO1 GPIO2 GPIO3 GPIO4 CS SCLK SDIN Control & Status DDO0 Trace Driver Signal Selector PRBS Generator Data: (Retime/Bypass) Cable Equalizer SDI DDO0 PRBS Generator Swing and Pre-emphasis Control CDR DDO1 Trace Driver Signal Selector Data: (Retime/Bypass) PRBS DDO1 Checker PRBS Generator Trace Equalizer DDI Swing and Pre-emphasis Control EYE Monitor GS12142 Functional Block Diagram GS12142 2 of 119 www.semtech.com Final Data Sheet Rev.4 Semtech Proprietary & Confidential PDS-061389 August 2018 Selector Slicer