MT90820 IEEE-1149 PLCC-84 PQFP-100 MVIP-90 MT8986 X2048 PCM30 MT90810 MT9122/23

Large Digital Switch What Is It? · The MT90820 is a highly integrated large digital switch supporting up to 2048 x 2048

MT90820 MT90820 Large Digital Switch What Is It? · The MT90820 MT90820 is a highly integrated large digital switch supporting up to 2048 x 2048 channels. · The MT90820 MT90820 supports 16 input and 16 output streams operating at 2.048, 4.096 and 8.192 Mb/s data rates. · Two main applications apply: - distributed switching for intra-chassis systems - centralized switching for legacy telephony and digital switching products. MT90820 MT90820 Functional Block Diagram RESET CLK FO HCLK DSi[0:15] SERIAL PORT TIMING CONTROL MULTIPLES MULTIPLES DATA DATA MEMORIES MEMORIES Ser. Ser. to to Par Par Conv Conv JTAG JTAG MULTIPLE MULTIPLE DATA DATA MEMORIES MEMORIES Par. to Ser. Conv. TCK TMS TDI TDO DSo[0:15] CONNECTION CONNECTION MEMORIES MEMORIES FE DELAY DELAY LINE LINE EVALUATION EVALUATION Microprocessor Interface Microprocessor Interface A0-A7 AD[0:7] ALE WR/ RD/ CS R/W DS DTACK EXTERNAL EXTERNAL CONTROL CONTROL CT0 MT90820 MT90820 Applications · Large Switching Systems - Central Offices - PBX - Large teleconferencing systems · Datacom and WAN Access Systems - CPE Multiplexers - Carrier Multiplexed Systems - Routers, Bandwidth Managers · Video Conferencing Systems · Voice processing systems Mitel Advantage · Provide Customers with Complete "Off-TheShelf" Digital Switch Solution Fast Time-To-Market Meets Standards Easy System Implementation Typically Single IC, Small Form Factor, Less Space Lower Power Consumption Lower Cost Lower Risk Switching Configuration Serial Interface Master Clock Data Rate Required 8 Mb/s 16.384 MHz Matrix Channel Capacity 2048 x 2048 4 Mb/s 8.192 MHz 1024 x 1024 2 Mb/s 4.096 MHz 512 x 512 Key Features and Benefits · 2048 X 2048 non-blocking switch for 8.192 Mbits/s data rates · Selectable serial port rate: 2.048 Mbits/s, 4.096 Mbits/s and 8.192 Mbits/s · Compliant with ST-BUS, GCI, MVIP and HMVIP Buses · Programmable per channel constant or variable throughput delay · Memory block programming feature for connection memory · Frame delay adjustments · Multiplexed or non-multiplexed microprocessor interface · IEEE-1149 IEEE-1149.1 (JTAG) Test Port · PLCC-84 PLCC-84 and PQFP-100 PQFP-100 packages Key Design Benefits · Meets standards MVIP-90 MVIP-90, ST-BUS, H-MVIP to minimize the risk of network interface problems · Low power consumption improves thermal management, system cost and reliability · Excellent manufacturability with low pin-count · High functionality with minimal or no external support circuitry Switching Configuration 16 Streams INPUTS single single LDX LDX 16 Streams OUTPUTS Bit Rate (IN/OUT) Switching Capacity (Non-Blocking) 2.048 Mb/s 512 Channels 4.096 Mb/s 1024 Channels 8.192 Mb/s 2048 Channels Switch Matrix Architectures 16 streams MT90820 MT90820 16 streams OUT IN MT90820 MT90820 16 streams 16 streams MT90820 MT90820 Bit Rate (IN/OUT) MT90820 MT90820 Size of Switch Matrix 2.048 Mb/s 1024 -channel Switch 4.096 Mb/s 2048 -channel Switch 8.192 Mb/s 4096 -channel Switch Delay Line Measurement Feature STi0 STi1 DIFFERENT DELAY LINES ON THE INPUT STi16 CENTRAL LDX FRAME MEASUREMENT AND ADJUSTMENT FE input fp STi0 fp STi1 16 x DSO [0:15] CLK FP fp STi16 CLK and FP to the rest of the system CENTRAL TIMING SOURCE Switching at 8.192 Mbits/s with 2.048 Mbits/s Peripherals 8 Streams @ 2.048 Mbits/s MT8986 MT8986 device #1 2 Streams @ 8.192 Mbits/s . . . 8 Streams @ 2.048 Mbits/s MT8986 MT8986 device #8 2 Streams @ 8.192 Mbits/s . . . MT90820 MT90820 2048 X2048 X2048 2 Streams @ 8.192 Mbits/s MT8986 MT8986 device #1 8 Streams @ 2.048 Mbits/s 2 Streams @ 8.192 Mbits/s MT8986 MT8986 device #8 8 Streams @ 2.048 Mbits/s Voice/Telephony Gateway Server TDM Bus T1/E1/ISDN MT90820 MT90820 LDX ST-Bus MVIP PCM30 PCM30 Public Network (PSTN) Call Control ST-BUS POTS V.34 Modem is T.30 Fax DPRAM Mobile DSP Fax/Modem Vocoder MT90810 MT90810 FMIC MT90810 MT90810 FMIC ST-BUS PBX MT9122/23 MT9122/23 ST-BUS MT9122/23 MT9122/23 MT9122/23 MT9122/23 MT9122/23 MT9122/23 Echo Canceller MT90820 MT90820 can be used for routing and streaming this voice/data traffic to and from the TDM bus Gate way Serv er C hass MT90210 MT90210 MRPAC MT90820 MT90820 LDX IP Router Ethernet Internet Intranet Access Internet Users CTI Servers FASTER SPEED BUSES (MVIP, H-MVIP, SCSA) MT90810 MT90810 MT90810 MT90810 FMIC FMIC VOICE COMPRESSION STCIRCUIT BUS e.g.; SCSI COMP. VOICE STORAGE PSTN, ISDN T1/E1 CTI SERVER MT90840 MT90840 MT90840 MT90840 DHS DHS 2048 channels non-blk switch in a single chip MT90810 MT90810 MT90810 MT90810 FMIC FMIC MT90820-LDX MT90820-LDX MT90820-LDX MT90820-LDX New Switch New Switch PC Chassis Parallel TDM Port SONET FRAMING & OPTICS up to 4800 ports PBX CTI SERVER STBUS CODECs HYBRIDs 2B+D framers SPECIALIZED WORK GROUP Iso Ethernet Mux 16 Mb/s Bandwidth Manager Using PC Based Trunk Cards PBX PBX SNA Legacy MVIP HMVI P Iso Enet hub LDX MT90820 MT90820 LDX MT90820 MT90820 CTI MVIP MC-3 155 Mb/s Interface MT90820 MT90820 MT90820 MT90820 LDX LDX MT90820 MT90820 MT90820 MT90820 VIDEO LANs LDX LDX conv. hw Inter-chassis Inter-chassis MT90840 MT90840 MT90840 MT90840 STBUS STBUS ANALOG TRUNKS MT8977/9079 MT8977/9079 T1 & E1 I/f MT8910 MT8910 & 8931 ISDN Framers WIDEBAND FRAMERS T3 & E3 Frame Relay FT1, FT3 T1,E1,T3,E3 ISDN POTS Early ATM WAN Bandwidth Manager Using Centralized Switching LDX LDX PBX PBX SNA MT90820 MT90820 MT90820 MT90820 STBUS ANALOG TRUNKS CONNECTOR Legacy VIDEO CONNECTOR MT8977/9079 MT8977/9079 T1 & E1 I/f LANs Iso Enet hub CONNECTOR conv. hw CTI CONNECTOR 155 Mb/s 155 Mb/s Interface Inter-chassis Inter-chassis MT90840 MT90840 MT90840 MT90840 MT8910 MT8910 & 8931 ISDN Framers T3 & E3 FRAMERS Frame Relay T1,E1,T3,E3 ISDN POTS Early ATM CONNECTOR TDM BACKPLANE WAN MT90820 MT90820 in Backplane C4 C16 Frame PLL+CPU Board C4, C16, Frame Backplane Board#N Board#1 local T1 T1 St#1 MT90820 MT90820 MT 9042 St#N T1 PRI T1 MT90820 MT90820 T1 St#1 T1 local C4, C16, Frame St#N T1 C4, C16, Frame T1 C4, C16, Frame SEC