PSB21911FV5.2-PSB21911NV5.2 Fast Delivery |IC PHOENIX CO.,LIMITED

PSB21911NV5.2 ,IEC-Q TE (ISDN Echocancellation Circu...characteristics.Terms of delivery and rights to change design reserved.Due to technical requirement ..
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PSB21911FV5.2-PSB21911NV5.2
IEC-Q TE (ISDN Echocancellation Circu...
ICs for Communications
ISDN Echocancellation Circuit for Terminal Applications
IEC-Q TE
PSB 21911 Version 5.2
PSF 21911 Version 5.2
Data Sheet11.97
Edition 11.97
Published by Siemens AG,
HL TS,
Balanstraße 73,
81541 München
© Siemens AG 28.11.97.
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.
Due to technical requirements components may contain dangerous substances. For information on the types in
question please contact your nearest Siemens Office, Semiconductor Group.
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 components1 of the Semiconductor Group of Siemens AG, may only be used in life-support devices or
systems2 with the express written approval of the Semiconductor Group of Siemens AG.A critical 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.
PSB 21911
PSF 21911
Table of ContentsPageOverview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
1.1Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
1.2Logic Symbol μP Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
1.3Logic Symbol Stand-Alone Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
1.4Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
1.5Pin Definitions and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
1.6Microprocessor Bus Interface (Overview) . . . . . . . . . . . . . . . . . . . . . . . . .21
1.7System Integration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
1.7.1ISDN PC Adapter Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
1.7.2ISDN Stand-Alone Terminal with POTS Interface . . . . . . . . . . . . . . . . . . .23
1.7.3ISDN Feature Phone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
1.7.4ISDN-Modem PC Card . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
2.1Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
2.2Device Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
2.3IOM-2 Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
2.3.1IOM-2 Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
2.3.2IOM-2 Command / Indication Channels . . . . . . . . . . . . . . . . . . . . . . . . . .34
2.3.3IOM-2 Monitor Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
2.3.4Activation/Deactivation of IOM-2 Clocks . . . . . . . . . . . . . . . . . . . . . . . . . .37
2.3.5Superframe Marker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
2.3.6IOM-2 Output Driver Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
2.4Microprocessor Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
2.4.1Microprocessor Clock Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
2.4.2Watchdog Timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
2.5U-Transceiver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
2.5.1U-Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
2.5.2EOC-Processor and MON-0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51
2.5.3Maintenance (MON-1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
2.5.4Overhead Bits (MON-2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
2.5.5Local Functions (MON-8) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .59
2.5.6State Machine Notation Rules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
2.5.7State Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
2.5.8C/I Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .74
2.5.9Layer 1 Loop-Backs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .76
2.5.10Analog Line Port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .78
2.6Access to IOM-2 Channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81
2.6.1B-Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
2.6.2D-Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .82
2.6.3C/I Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .83
2.6.4Monitor Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .84
PSB 21911
PSF 21911
2.7.1Applications with ELIC on the Linecard (PBX) . . . . . . . . . . . . . . . . . . . . .90
2.8Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .93
2.9Power Controller Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .94Operational Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
3.1C/I Channel Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .97
3.2Monitor Channel Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .98
3.3Layer 1 Activation/Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .100
3.4External Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .109
3.4.1Power Supply Blocking Recommendation . . . . . . . . . . . . . . . . . . . . . . . .109
3.4.2U-Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .110
3.4.3Oscillator Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .111Register Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112
4.1Interrupt Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .114
4.1.1Monitor-Channel Interrupt Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .115
4.2Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .116Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
5.1Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .130
5.2Power Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .132
5.3DC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .133
5.4AC Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .136
5.4.1Parallel Microprocessor Interface Timing . . . . . . . . . . . . . . . . . . . . . . . .136
5.4.2Serial Microprocessor Interface Timing . . . . . . . . . . . . . . . . . . . . . . . . . .140
5.4.3IOM-2 Interface Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .142Package Outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .147External Component Sourcing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .149Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .152
Appendix
App A Jitter on IOM-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .154
App BS/G Bit Control State Machine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .155
App CQuick Reference Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160
Index
IOM
ARCOFI
SICAT
MUSAC
Purchase of Siemens I
PSB 21911
PSF 21911
List of FiguresPage
Figure 1:Stand-Alone Mode (left) and μP Mode (right). . . . . . . . . . . . . . . . . . . . . . . 8
Figure 2:Logic Symbol μP Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 3:Logic Symbol Stand-Alone Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Figure 4:Pin Configuration P-LCC-44 and T-QFP-64 Package (top view). . . . . . . 12
Figure 5:ISDN PC Adapter Card. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 6:ISDN Stand-Alone Terminal with POTS Interface . . . . . . . . . . . . . . . . . . 23
Figure 7:ISDN Feature Phone . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 8:ISDN-Modem PC Card. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 9:IEC-Q TE Device Architecture (μP Mode) . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 10:IEC-Q TE Device Architecture (Stand-Alone Mode). . . . . . . . . . . . . . . . . 29
Figure 11:IOM-2 Clocks and Data Lines. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 12:Basic Channel Structure of IOM-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 13:Definition of the IOM-2 Frame in TE Mode. . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 14:Definition of the IOM-2 Frame in NT Mode. . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 15:Deactivation of the IOM-2 Clocks. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 16:U-Transceiver Block Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 17:CRC-Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Figure 18:Block Error Counter Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Figure 19:Scrambler / Descrambler Algorithms . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Figure 20:EOC-Processor: Auto Mode, Transparent Mode . . . . . . . . . . . . . . . . . . . 51
Figure 21:State Diagram Notation U-Transceiver. . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Figure 22:State Transition Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Figure 23:Test Loop-Backs Supported by the IEC-Q TE . . . . . . . . . . . . . . . . . . . . . 76
Figure 24:DAC-Output for a Single Pulse. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Figure 25:Pulse Mask for a Single Positive Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Figure 26:Access to IOM-2 Channels (μP mode). . . . . . . . . . . . . . . . . . . . . . . . . . . 81
Figure 27:Procedure for the D-Channel Processing. . . . . . . . . . . . . . . . . . . . . . . . . 83
Figure 28:C/I Channel Access . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Figure 29:Monitor Channel Access Directions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Figure 30:Monitor Channel Protocol. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
Figure 31:D-Channel Request by the Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Figure 32:Reset Sources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Figure 33:Sampling of Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Figure 34:Example: C/I-Channel Use (all data values hexadecimal). . . . . . . . . . . . 97
Figure 35:Complete Activation Initiated by LT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Figure 36:Complete Activation Initiated by TE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Figure 37:Complete Deactivation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103
Figure 38:U Only Activation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 104
Figure 39:LT Initiated Activation with U-Interface Active . . . . . . . . . . . . . . . . . . . . 105
Figure 40:TE-Activation with U Active and Exchange Control (case 1) . . . . . . . . . 106
Figure 41:TE-Activation with U Active and no Exchange Control (case 2). . . . . . . 107

Partno	Mfg	Dc	Qty	Available	Descript
PSB21911FV5.2 \|PSB21911FV52	INFINEON	N/a	16	avai	IEC-Q TE (ISDN Echocancellation Circu...
PSB21911NV5.2 \|PSB21911NV52	SIEMENS	N/a	473	avai	IEC-Q TE (ISDN Echocancellation Circu...