agilent HDMP-3001 sts-3c/stm-1 ethernet over sonet/sdh mapper product brief features ? single-chip frame processor with full-duplex mapping of ethernet frames into sonet/sdh payload using the gfp or laps protocol ? integrated sonet sts-3c/sdh stm-1 framer that terminates and generates sonet/sdh overhead limits the number of external devices required ? system-side ethernet mii interface and line-side 8-bit parallel interface allows for easy hook-up to standard components ? availability of both generic microprocessor interface and ethernet mdio interface provides for configuration and status monitoring ? extensive set of performance counters ? configurable by an external eeprom (useful in stand-alone applications) ? provides internal loop-back paths for diagnostics ? implemented in low-power 0.25 micron cmos process with 1.8v core and 3.3v i/os ? 160 pin pqfp HDMP-3001 block diagram e1, e2, f1 and dcc 8-bit generic microprocessor bus ethernet management bus standard 2-wire eeprom bus e1, e2, f1 and dcc toh overhead insert microprocessor interface mdio interface eeprom interface tx framer toh monitor rx framer toh overhead extract gpio register 16 general purpose pins jtag test access port test data spe/vc generator x 43 +1 scrambler x 43 +1 de-scrambler laps/gfp frame processor performance monitor tx fifo poh monitor pointer processor laps/gfp frame processor rx fifo parallel interface to line 8 bits at 19.44 mhz to transceiver 8 bits at 19.44 mhz from transceiver ethernet mii interface to system 4 bits at 25 mhz 4 bits at 25 mhz description the HDMP-3001 is an integrated device that provides full-duplex mapping of ethernet frames into an sts-3c sonet/stm-1 sdh payload as well as complete sonet/sdh framing. mapping of ethernet frames is performed using either the laps or gfp protocol. on the system side, the HDMP-3001 can be connected to either an ethernet phy or an ethernet mac depending on system requirements. when connected to a mac, it behaves like any other 100 mb/s ethernet phy and can be connected to the same mdio bus as regular phy s. when connected to a phy, a connection to the ethernet is achieved with a minimum of components.
www.semiconductor.agilent.com data subject to change. copyright ? 2001 agilent technologies, inc. august 2, 2001 5988-3776en typical usage benefits ? allows lans to be interconnected over leased oc-3c lines, thereby extending a lan to multiple sites ? ethernet switches in each lan can be connected together directly which reduces cost and complexity ? enables transparent lan services which, unlike pos solutions, does not require wan access routers ? 1+1 redundancy private reliable ethernet service in sdh/sonet ring applications ? multi-service ethernet switches ? enhanced services sonet/sdh add/drop multiplexers (adms) ? dsu/csus interfaces ? system interface is a 25 mhz ieee 802.3 full-duplex, 100 mb/s ethernet mii port that connects to either a phy and or a mac ? line side serdes interface is 8-bit parallel operating at 19.44 mhz. sonet/sdh framer is compliant to specifications ansi t1.105 and itu g.707 ? serial data channels for add and drop of sonet overhead bytes e1, e2, f1 and dcc ? generic 8-bit microprocessor interface allows direct connection to commonly used processors ? ieee 802.3 mdio management interface ? standard 2-wire eeprom interface for optional boot-up configuration ? provides 16-bit general purpose i/o (gpio) register ? provides standard five-pin ieee 1149.1 jtag test port data processing ? complies to the gfp (generic framing procedure) draft specifica- tion, revision 2, of ansi t1x1.5 implements both the null and linear header options ? complies to the laps (link access procedure C sdh) specification x.86 of itu-t ? optional self-synchronous x 43 +1 scrambling of the payload port on ethernet switch line card of sonet adm microprocessor switch fabric mdio bus agilent HDMP-3001 ethernet phys serdes with cdr agilent fiber optics oc-3c port ethernet ports agilent fiber optics serdes with cdr adm agilent HDMP-3001 microprocessor ethernet phy oc-48/12 sonet ring drop side C 100 mbit/s full-duplex ethernet standalone dsu/csu agilent fiber optics sonet serdes with cdr agilent HDMP-3001 eeprom ethernet phy oc-3c 100 mbit/s full-duplex ethernet this product was jointly developed by agilent technologies and wuhan research institute.
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