PEB2081 データシートの表示（PDF） - Siemens AG

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PEB2081

S/T Bus Interface Circuit Extended

Siemens AG 

General Information

Table of Figures

Page

Figure 1: PEB 2081 SBCX in P-DIP-28 and P-LCC-28-R Packages . . . . . . . . . . . . . . . . . . . . 12

Figure 2: Logic Symbol of the SBCX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Figure 3: Block Diagram of the SBCX . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Figure 4: Operating Modes of the SBCX in the ISDN Basic Access Architecture . . . . . . . . . . . 16

Figure 5: ISDN Voice/Data Terminal using the IOM®-2 Terminal Architecture (TE) . . . . . . . . . 17

Figure 6: SBCX in TE Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Figure 7: Basic Network Terminator (NT1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Figure 8: SBCX in NT-Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Figure 9: NT-Star Configuration with 8 TEs Connected Point-to-Point . . . . . . . . . . . . . . . . . . . 21

Figure 10: NT-Star Configuration with 2 TEs Connected Point-to-Point

and 6 TEs Connected via an Extended Passive Bus . . . . . . . . . . . . . . . . . . . . . . . . . 21

Figure 11: NT-Star Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Figure 12: SBCX in NT-Star Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Figure 13: Micro Controlled NT Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Figure 14: Intelligent NT Providing both Terminal (voice/data)

and Network Terminating Functions (S/T-interface) . . . . . . . . . . . . . . . . . . . . . . . . . 25

Figure 15: SBCX in LT-S Mode for Intelligent NT Configurations . . . . . . . . . . . . . . . . . . . . . . . . 26

Figure 16: IOM®-2 Line Card Architecture (LT-S) with One D-Channel Controller per Line . . . . 27

Figure 17: SBCX in LT-S Mode for Basic Line Card Configuration . . . . . . . . . . . . . . . . . . . . . . . 28

Figure 18: IOM®-2 Line Card Architecture (LT-S only) with One D-Channel Controller

per up to Eight Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Figure 19: SBCX in LT-S Mode for Star Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Figure 20: PBX Architecture (LT-T) with One D-Channel Controller per Line . . . . . . . . . . . . . . . 31

Figure 21: PBX-Configuration Requiring S/G Bit Evaluation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Figure 22: SBCX in LT-T Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Figure 23: Clock Generation for TE Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Figure 24: Clocks Generation in NT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Figure 25: Clock Generation in LT-T Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Figure 26: Clock Generation in LT-S Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

Figure 27: S/T-Interface Point-to-Point Configuration

(“TR” stands for the 100 Ω Terminating Resistor). . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Figure 28: S/T-Interface Extended Passive Bus Configuration

(“TR” stands for the 100 Ω Terminating Resistor). . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Figure 29: S/T-Interface Short Passive Bus Configuration

(“TR” stands for the 100 Ω Terminating Resistor) . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Figure 30: SBCX Device Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Figure 31: IOM®-2 Interface Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Figure 32: Basic Channel Structure of IOM®-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Figure 33: Multiplexed Frame Structure of the IOM®-2 Interface . . . . . . . . . . . . . . . . . . . . . . . . 47

Semiconductor Group

7

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