ICs for Communications
Contents
1. Marr IOM 2 PCM Tuner RF SLICOFI lt lt gt lt gt lt gt i SLI MICO SLIC Modulation Interface AV SLICOFI 5 2 5 I lt uie blk drw BIN 2 Figure 8 Example using the MICO in The MICO will replace the EPIC in applications where only a few subscribers have to be supported lt connects the subscriber circuits to the HF unit providing switching capability Additionally the subscriber circuits are controlled via the implemented C I and Monitor Handlers Semiconductor Group 13 03 97 SIEMENS PEF 2015 Application Examples 3 2 Intelligent NT An example of an Intelligent NT network termination using the MICO is shown in figure 9 This gives the ability to connect up to 16 analog 8 using the SLICOFI subscribers via a t r line to the NT Switching functions within the NT are not supported The PLL provides a 4 096 MHz clock required by the IOM 2 interface in Line Card Mode This 4 096 MHz clock is derived from the available 1 536 MHz NT clock g I SBCX IOM 2 TE 1 536 MHz gt IEC Q 1 v 2081 2091 SL PEB 2070 Y 1 536 MHz PEF 2015 W 4 096 MHz y IOM 2 4 096 MHz V SLICOFI SLICOFI HV SLIC HV SLIC int nt2 drw Ur Ur Figure 9 MICO with 2 S2. Siemens AG is an approved CECC manufacturer Packing Please use the recycling operators known to you We can also help you get in touch with your nearest sales office By agreement we will take packing material back if it is sorted You must bear the costs of transport For packing material that is returned to us unsorted or which we are not obliged to accept we shall have to invoice you for any costs incurred Components used in life support devices or systems must be expressly authorized for such purpose Critical components of the Semiconductor Group of Siemens AG may only be used in life support devices or systems with the express written approval of the Semiconductor Group of Siemens AG 1 Acritical component is a component used in a life support device or system whose failure can reasonably be expected to cause the failure of that life support device or system or to affect its safety or effectiveness of that device or system 2 Life support devices or systems are intended a to be implanted in the human body or b to support and or SIEMENS PEF 2015 Table of Contents Page 1 VENER Lists tvende dim C CRUDO REUS D 4 1 1 aco eae 5 1 2 Pinning Diagram c i546 ue dee ENE 6 1 3 Boe cto iso RE EE EN EE REN 7 1 4 Functional Block Diagram arrene ated 8 2 Functional
3. In that way up to the 4 D channels can be handled within one PCM time slot Figure 5 shows an example of switching 8 B channels from the 2 interface to 8 consecutive PCM time slots Furthermore the 4 D channels are concatenated and switched to the next PCM time slot after the B channels 2 8 kHz 3 4 5 ch 6 a 2 048 Mbit s 5 811812 M 1 22 M 2 M B B41 B42 M e PCM 8 2 ts 0 5 127 8 192 Mbit s 6 a B12 B21B22B31 B32B41B42 i DO D1 D2 D3 9 time slots Figure 5 Example of Switching IOM 2 channels to consecutive PCM Time Slots In principle every B channel may be assigned to any PCM time slot One D channel may occupy a single PCM time slot as well Note Frame delay is controlled by appropriate programming of switching paths refer to EPIC User s Manual Semiconductor Group 10 03 97 SIEMENS PEF 2015 Functional Description 2 3 Microprocessor Interface The MICO supports Siemens Intel and Motorola type microprocessors In the Siemens Intel type uP interface either a multiplexed or a demultiplexed bus structure may be chosen The interface type is selected by pulling up or down two address pins 1 0 during the reset state Pulling up the appropriate pins se
4. 40 C to 859 e P DSO 28 package Type Ordering Code Package PEF 2015 P DSO 28 Semiconductor Group 5 03 97 SIEMENS PEF 2015 1 2 Pinning Diagram ALE 0 1 PINN DRW Overview Figure 1 Pinning Diagram Semiconductor Group 03 97 SIEMENS PEF 2015 Overview 1 3 Logic Symbol Yop ss FSC PFS DCL PDC DU TxD MICO TSC oD PEF 2015 RxD AD7 ADO A3 A0 RD WR CS INT RES DS R W par log1 drw Figure 2 Logic Symbol Semiconductor Group 03 97 SIEMENS PEF 2015 Overview 1 4 Functional Block Diagram RES FSC PF Timing PDC H upstream TRANSMIT DU CM DM TxD CFI PCM Interface Interface Toe downstream RECEIVE DD RxD CM DM x Monitor access control Sync Transfer Timer AD7 ADO A3 A0 RD WR CS INT DS R W Figure 3 Functional Block Diagram 8 03 97 Semiconductor Group SIEMENS PEF 2015 Functional Description 2 Functional Description 2 1 IOM 2 Interface The integrated CFI is a one port serial interface It comprises two serial data lines upstream DU and downstream DD a data clock input or output DCL and a frame sync input or output FSC in IOM applications The clock frequency is either equal to the data rate or twice the
5. data rate The CFI can be configured to data rates up to 8 192 Mbit s The CFI is typically used in IOM 2 or SLD configuration to connect layer 1 devices Figure 4 shows the IOM 2 Interface structure in Line Card Mode 125 us gt FSC DD ee ae ITD00522 for ISDN Lines Figure 4 IOM 2 Frame Structure with 2 048 Mbit s Data Rate The MICO allows the access to all 32 time slots i e 8 IOM channels within a frame The device therefore can handle up to 8 ISDN subscribers or up to 16 analog subscribers 8 using the SLICOFI Additionally the MICO contains a C I and MONITOR handler to process the C I and MONITOR channels of the IOM 2 protocol Semiconductor Group 9 03 97 SIEMENS PEF 2015 Functional Description 2 2 Serial PCM Interface The interface formats the data transmitted or received at the PCM highways It consists of one port comprising a data receive RxD a data transmit TxD and an output tristate indication line TSC The PCM interface is supplied with a frame signal PFS and clock PDC Data rates up to 8 192 Mbit s are supported To properly clock the PCM interface a PDC signal with a frequency equal or twice the data rate has to be applied to the MICO The IOM 2 time slots can be assigned to any of the PCM time slots and vice versa Any PCM sub time slot can be switched to any of the 4 possible D channel positions at the IOM 2 interface
6. Description 9 2 1 Pe cipe JUI UP 9 2 2 Serial PCM Interface 3 35 trea Gare AU Arar ao Sa wae at 10 2 3 Microprocessor 11 2 4 Special rap frd ra ac hae anid 11 3 Application Examples 12 3 1 Pee AN 101 e s boa oan Ee 12 3 2 Inteligent a 14 4 Package Outlines 16 Semiconductor Group 3 03 97 SIEMENS PEF 2015 Overview 1 Overview The Mini IOM 2 Controller MICO PEF 2015 is an interface controller optimized for small line card applications or Intelligent NTs It is derived from the EPIC core The MICO supports up to 16 analog subscribers up to 8 using the SLICOFI or up to 8 ISDN BA subscribers The MICO is used as an interface device on linecards between the subscriber circuits and the network Therefore it provides one 2 interface for connection of up to 8 ISDN BA subscribers or up to 16 analog subscribers up to 8 using the SLICOFI The MICO also provides interface for connection to the main system Additionally the MICO is used to control the subscriber circuits via the and monitor channel as specified in the IOM 2 specification A parallel uP interface is provided for device program
7. LICOFIs in an Intelligent NT The MICO port has to be configured according to the IOM 2 TE mode supplying a data rate of 768 kbit s This is the data rate used within the NT Figure 10 shows the IOM 2 TE mode frame structure Semiconductor Group 14 03 97 SIEMENS PEF 2015 Application Examples FSC I OM Channel 0 I0M Channel 1 j I0M Channel 2 2 MX MR MX 7 RE MR MX ITD00516 DD Figure 10 IOM 2 Terminal Mode Frame Structure As the SLICOFIS are tied to the B1 channels two IOM 2 channels are needed on the IOM port These have to be switched to the B1 or B2 channel at the PCM port configured as IOM TE mode The possible time slot assignments are depicted in figure 11 125 us Channel 0 IOM Channel 1 IOM Channel 2 MR MX MR MX x 2 I TT CHO CH1 PCM 768 kbit s IOM 2 2 048 Mbit s int nt3 drw Figure 11 Time Slot Assignment in the Intelligent NT using the MICO with 2 SLICOFIs Semiconductor Group 15 03 97 SIEMENS PEF 2015 4 Package Outlines P DSO 28 Plastic Dual Small Outline Index Marking 1 Does not include plastic or metal protrusion of 0 15 max per side 2 Does not Include dambar protrusion Package Outlines Sorts of Packing Package outlines f
8. SIEMENS ICs for Communications Mini IOM 2 Controller MICO PEF 2015 Version 1 1 Product Overview 03 97 T2015 XV11 O4 7600 2015 Revision History Current Version Product Overview 03 97 Previous Version Product Overview 03 96 Page Page Subjects major changes since last revision in previous in new Version Version 5 IOM 2 interface supporting 8 IOM 2 channels old version 4 6 Pinning diagram 10 11 uP interface description updated 10 11 Special functions extendend Edition 03 97 This edition was realized using the software system Published by Siemens AG HLSW SYS PD O Siemens AG 1997 All Rights Reserved Attention please As far as patents or other rights of third parties are concerned liability is only assumed for components not for applications processes and circuits implemented within components or assemblies The information describes the type of component and shall not be considered as assured characteristics Terms of delivery and rights to change design reserved For questions on technology delivery and prices please contact the Semiconductor Group Offices in Germany or the Siemens Companies and Representatives worldwide see address list Due to technical requirements components may contain dangerous substances For information on the types in question please contact your nearest Siemens Office Semiconductor Group
9. ks are used in order to connect subscribers to the telecom network quickly and at low cost One possibility is to use the existing cable TV network to provide telephony services An existing hybrid fiber coaxial network HFCN that has been upgraded for upstream communication is the basis for such an Access Network Figure 7 illustrates the functional model of an optical access network Fiber In The Loop FITL m Main E A CHEN 2 Distribution OLT X Core ut Frame OUT MOSS EN Digital Local Exchange Hybrid Fiber Coaxial Network aco netdnw OLT Optical Line Termination UIE User Interface Equipment Figure 7 Functional Model of an Optical Access Network The master headend will serve one or multiple main distribution frames Via the HFCN the UIE is provided Depending on the number of supported user ports and how far the fiber is available the configuration is called Fiber To The Home FTTH Fiber To The Building FTTB or Fiber The Curb FTTC The MICO can be used in a configuration where a maximum of 16 POTS or 8ISDN subscribers are needed e g FTTH or FTTB applications Figure 8 shows an example of an user interface equipment UIE providing two POTS and one ISDN subscriber Semiconductor Group 12 03 97 SIEMENS PEF 2015 Application Examples
10. lects the Motorola type uP interface fixing them to ground chooses the Siemens Intel type uP interface mode In case of a multiplexed Siemens Intel bus structure address pin AO takes over the ALE functionality The microprocessor interface consists of the following lines Data Bus 8 bit wide D7 DO Address bus 4 bit wide 0 Chip select CS Tworead write control lines RD and WR Intel mode or DS and R W Motorola mode e Interrupt INT Reset RES 00 7 0 3 DS RW CS 00 7 0 3 RD WR CS ALE ADO 7 RD WR CS MICO with Siemens Intel Type MICO with Siemens Intel Type MICO with Motorola Interface Demultiplexed Interface Multiplexed Type Interface Address Data Bus Address Data Bus BUS INTF DRW Figure 6 Selectable Bus Interface Structures 2 4 Special Functions Synchronous transfer This utility allows the synchronous uP access to two independent channels on the PCM or CFl interface Interrupts are generated to indicate the appropriate access windows 7 bit hardware timer The MICO offers one hardware timer It can be used to cyclically interrupt the CPU to determine the double last look period or to generate a proper CFl multiframe synchronization signal Frame length checking The PFS period is internally checked against the programmed frame length Semiconductor Group 11 03 97 SIEMENS PEF 2015 Application Examples 3 Application Examples 3 1 Access Network Access Networ
11. ming Furthermore the MICO contains a nonblocking switching unit with a flexible time slot assignment between the IOM 2 and the POM interface The MICO may substitute the EPIC PEB 2055 or EPIC S PEB 2054 in applications that deal with a maximum number of 8 ISDN or 16 analog 8 using the SLICOFI subscribers connected via one IOM 2 port The MICO will be fabricated using SIEMENS advanced CMOS technology and will be available in a P DSO 28 package Semiconductor Group 4 03 97 SIEMENS Mini IOM 2 Controller PEF 2015 MICO Product Overview for the Version 1 1 CMOS 1 1 Features Functions Interface controller between 2 and for up to 8 ISDN BA or 16 analog subscribers up to 8 analog subscribers using the SLICOFI B channel 64 kbit s and D channel 16 kbit s switching Configurable Interface 1 port Configurable for IOM SLD and PCM applications Programmable clock shift Single or double data clock e POM interface 1 port Freely programmable time slot assignment to up to 128 PCM time slots Tristate control signal for external driver Single or double data clock e CO I channel Handler with a 9 Byte FIFO Buffered Monitor Handler with a 16 Byte FIFO e Data rate adaption by a programmable PCM clock rate up to 8 192 MHz single or double data rate 7 bit hardware timer General Siemens Intel or Motorola type uP interface Supply Voltage 5 V e Extended temperature range
12. or tubes trays etc are contained in our Data Book Package Information SMD Surface Mounted Device Semiconductor Group 16 Dimensions in mm 03 97
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