D at a Sh e et , D S 1, Ja n . 2 00 3
ISAC-SX
ISDN Subscriber Access
Controller
PEB 3086, V 1.4
Wired
Communications
N e v e r
s t o p
t h i n k i n g .
ABM
®
, ACE
®
, AOP
®
, ARCOFI
®
, ASM
®
, ASP
®
, DigiTape
®
, DuSLIC
®
, EPIC
®
, ELIC
®
,
FALC
®
, GEMINAX
®
, IDEC
®
, INCA
®
, IOM
®
, IPAT
®
-2, ISAC
®
, ITAC
®
, IWE
®
, IWORX
®
,
MUSAC
®
, MuSLIC
®
, OCTAT
®
, OptiPort
®
, POTSWIRE
®
, QUAT
®
, QuadFALC
®
,
SCOUT
®
, SICAT
®
, SICOFI
®
, SIDEC
®
, SLICOFI
®
, SMINT
®
, SOCRATES
®
, VINETIC
®
,
10BaseV
®
, 10BaseVX
®
are registered trademarks of Infineon Technologies AG.
10BaseS™, EasyPort™, VDSLite™ are trademarks of Infineon Technologies AG.
Microsoft
®
is a registered trademark of Microsoft Corporation. Linux
®
is a registered
trademark of Linus Torvalds.
The information in this document is subject to change without notice.
Edition 2003-01-30
Published by Infineon Technologies AG,
St.-Martin-Strasse 53,
81669 München, Germany
©
Infineon Technologies AG 2003.
All Rights Reserved.
Attention please!
The information herein is given to describe certain components and shall not be considered as warranted
characteristics.
Terms of delivery and rights to technical change reserved.
We hereby disclaim any and all warranties, including but not limited to warranties of non-infringement, regarding
circuits, descriptions and charts stated herein.
Infineon Technologies is an approved CECC manufacturer.
Information
For further information on technology, delivery terms and conditions and prices please contact your nearest
Infineon Technologies Office in Germany or our Infineon Technologies Representatives worldwide
(www.infineon.com).
Warnings
Due to technical requirements components may contain dangerous substances. For information on the types in
question please contact your nearest Infineon Technologies Office.
Infineon Technologies Components may only be used in life-support devices or systems with the express written
approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure
of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support
devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain
and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may
be endangered.
Data Sheet
Revision History:
Previous Version:
Page
Chapter
3.3.7.2
Chapter
3.3.11
Chapter
3.7.1.1
Chapter
3.7.5.1
Chapter
5.6
Chapter
5.7.2
Chapter
5.10
Chapter
5.11
Chapter
5.12
Chapter
5.13
2003-01-30
Data Sheet, DS1, V1.3, 2000-08-03
DS1
Subjects (major changes since last revision)
S- Transceiver Synchronization New
Test Functions extended
CDA Handler Description extended
TIC Bus Access Control: Note added
IOM-2 Interface Timing: Explanation added
Parallel Microcontroller Interface Timing: Explanation added
S-Transceiver
Recommended Transformer Specification: Changed
Line Overload Protection added
EMC/ESD added
Chapter 1
Comparison ISAC-S/ISAC-SX
ISAC-SX
PEB 3086
Table of Contents
1
1.1
1.2
1.3
2
3
3.1
3.2
3.2.1
3.2.1.1
3.2.2
3.2.3
3.2.4
3.2.5
3.2.6
3.3
3.3.1
3.3.2
3.3.3
3.3.4
3.3.5
3.3.6
3.3.7
3.3.7.1
3.3.7.2
3.3.8
3.3.9
3.3.10
3.3.11
3.4
3.4.1
3.4.2
3.4.3
3.5
3.5.1
3.5.1.1
3.5.1.2
3.5.1.3
3.5.1.4
3.5.2
3.5.2.1
Page
13
17
19
20
Overview
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Logic Symbol . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Typical Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pin Configuration
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Description of Functional Blocks
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
General Functions and Device Architecture . . . . . . . . . . . . . . . . . . . . . . .
Microcontroller Interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Serial Control Interface (SCI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Programming Sequences . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Parallel Microcontroller Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Interrupt Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Reset Generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Timer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Activation Indication via Pin ACL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S/T-Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S/T-Interface Coding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S/T-Interface Multiframing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Multiframe Synchronization (M-Bit) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Data Transfer and Delay between IOM-2 and S/T . . . . . . . . . . . . . . . .
Transmitter Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Receiver Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S/T Interface Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
External Protection Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S-Transceiver Synchronization . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
S/T Interface Delay Compensation (TE/LT-T mode) . . . . . . . . . . . . . . .
Level Detection Power Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Transceiver Enable/Disable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Test Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clock Generation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Description of the Receive PLL (DPLL) . . . . . . . . . . . . . . . . . . . . . . . . .
Jitter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Oscillator Clock Output C768 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Control of Layer-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State Machine TE and LT-T Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State Transition Diagram (TE, LT-T) . . . . . . . . . . . . . . . . . . . . . . . . .
States (TE, LT-T) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
C/I Codes (TE, LT-T) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Infos on S/T (TE, LT-T) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State Machine LT-S Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
State Transition Diagram (LT-S) . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
30
30
32
33
34
37
39
41
43
45
46
48
50
52
55
58
59
60
60
62
63
63
64
64
66
69
69
70
71
73
73
75
77
79
80
80
Data Sheet
2003-01-30
ISAC-SX
PEB 3086
Table of Contents
3.5.2.2
3.5.2.3
3.5.2.4
3.5.3
3.5.3.1
3.5.3.2
3.5.3.3
3.5.4
3.6
3.6.1
3.6.2
3.6.3
3.7
3.7.1
3.7.1.1
3.7.2
3.7.2.1
3.7.2.2
3.7.3
3.7.3.1
3.7.3.2
3.7.3.3
3.7.3.4
3.7.3.5
3.7.3.6
3.7.4
3.7.5
3.7.5.1
3.7.5.2
3.7.5.3
3.7.5.4
3.7.6
3.8
3.8.1
3.8.2
3.8.3
3.8.3.1
3.8.3.2
3.8.4
3.8.4.1
3.8.4.2
3.8.5
Page
States (LT-S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81
C/I Codes (LT-S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Infos on S/T (LT-S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
State Machine NT Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
State Transition Diagram (NT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
States (NT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
C/I Codes (NT) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
Command/ Indicate Channel Codes (C/I0) - Overview . . . . . . . . . . . . . 88
Control Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Example of Activation/Deactivation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Activation initiated by the Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Activation initiated by the Network Termination NT . . . . . . . . . . . . . . . . 91
IOM-2 Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
IOM-2 Handler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Controller Data Access (CDA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
Serial Data Strobe Signal and Strobed Data Clock . . . . . . . . . . . . . . 107
Serial Data Strobe Signal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Strobed IOM-2 Bit Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 109
IOM-2 Monitor Channel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110
Handshake Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111
Error Treatment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 114
MONITOR Channel Programming as a Master Device . . . . . . . . . . 116
MONITOR Channel Programming as a Slave Device . . . . . . . . . . . 117
Monitor Time-Out Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
MONITOR Interrupt Logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
C/I Channel Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 119
D-Channel Access Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
TIC Bus D-Channel Access Control . . . . . . . . . . . . . . . . . . . . . . . . 121
S-Bus Priority Mechanism for D-Channel . . . . . . . . . . . . . . . . . . . . 123
S-Bus D-Channel Control in LT-T . . . . . . . . . . . . . . . . . . . . . . . . . . 126
D-Channel Control in the Intelligent NT (TIC- and S-Bus) . . . . . . . . 126
Activation/Deactivation of IOM-2 Interface . . . . . . . . . . . . . . . . . . . . . 130
Auxiliary Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Mode Dependent Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 133
Message Transfer Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Data Reception . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137
Structure and Control of the Receive FIFO . . . . . . . . . . . . . . . . . . . 137
Receive Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Data Transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 146
Structure and Control of the Transmit FIFO . . . . . . . . . . . . . . . . . . 146
Transmit Frame Structure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Access to IOM-2 Channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
5
2003-01-30
Data Sheet