bcm8125 ? 10 gbps 1:16 demux with cdr and limiting amplifier bcm8125 application diagram ? supports 10-gigabit msa (multi-source agreement) features fully integrated cdr and demultiplexer support for multiple rates?oc-192: 9.953 gbps, oc-192 fec: 10.664 and 10.709 gbps, 10g ethernet: 10.3125 gbps 1:16 demultiplexer with lvds parallel data and clock outputs lock detect loss of signal detect integrated limiting amplifier: minimum input sensitivity 10 mv single ended exceeds sonet jitter requirements core power supply: 1.8v i/o power supply: cml, lvds, lvpecl at 1.8v, cmos at 1.8v or 3.3v power consumption: 900 mw typical @ 1.8v standard cmos fabrication process 11 x 11 mm, 127-pin bga package compliant with industry standards such as optical internetworking forum (oif), telcordia, itu-t, and ieee 802.3ae standards. reduces design cycle and time to market. high level of integration allows for higher port density solutions. uses the most effective silicon economy of scale for cmos- based devices. low power consumption eliminates the need for external cooling sources. features summary of benefits oc-192/stm-64/10ge transmission equipment sonet/sdh optical modules add/drop multiplexers digital cross-connects atm switch backbones sonet test equipment terabit routers edge routers applications 9.953/10.3125/10.664/10.709gbps 622.08/644.54/666.51/669.3mbps 622.08/644.54/666.51/669.3mbps orx orx orx orx network interface processor network interface processor bcm8125 BCM8124 bcm8125 BCM8124
overview ? phone: 949-450-8700 fax: 949-450-8710 e-mail: info@broadcom.com web: www.broadcom.com broadcom corporation 16215 alton parkway, p.o. box 57013 irvine, california 92619-7013 ? 2004 by broadcom corporation. all rights reserved. 8125-pb02-r 04/30/04 broadcom ? , the pulse logo, and connecting everything ? are trademarks of broadcom corporation and/ or its subsidiaries in the united states and certain other countries. all other trademarks mentioned are the property of their respective owners. the bcm8125 is a fully integrated msa-compatible quad-rate sonet/ sdh/10ge receiver operating at oc-192/stm-64, 10ge, and two different fec (forward error correction) data rates (9.953, 10.3125, 10.664, and 10.709 gbps) with deserializer, clock and data recovery (cdr), and loss-of-signal (los ) detection circuitry. the bcm8125 provides high-jitter tolerance and low-jitter generation to comply with optical internetworking forum (oif), ieee 802.3ae, telcordia, ansi, and itu-t standards. the bcm8125 reference clock input frequency is user-selectable to the line rate divided by either 16 or 64. the reference clock output and the lvds receive parallel bus output can be squelched under user control. an integrated limiting amplifier provides the bcm8125 with input sensitivity down to 10 mv single ended, saving the customer cost and power. the bcm8125 can be powered with a single 1.8v supply or dual 1.8/ 3.3v supply without any special power supply sequencing requirements. the bcm8125 comes in an 11 x 11 mm, 127-pin bga package. rb_ld th_los0/1/2 polsel rdinp rdinn los detect 1:16 demux cdr lsbsel rxrefclkp rxlckref rxrefsel rxrefclkn rxratesel0/1 rxmutedout rxmutepoclk rxmutemclk vcp vcn lvpecl reference clock input cml serial input lv d s parallel output lv d s reference cloc k output losb rxdout0p rxdout0n rxdout15p rxdout15n rxpoclkp rxpoclkn rxmclkp rxmclkn rxlockerr output register divide-by-16 divide-by-4 limiting amplifier
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