pef20550 Infineon Technologies Corporation, pef20550 Datasheet - Page 36
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pef20550
Manufacturer Part Number
pef20550
Description
Extended Line Card Interface Controller Elic
Manufacturer
Infineon Technologies Corporation
Datasheet
1.PEF20550.pdf
(407 pages)
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1.6.2
The ELIC is an optimal solution for key systems like a PBX. When selecting the
multiplexed D-channel architecture, the ELIC covers switching, layer-1 and layer-2
control for the entire system. Together with the IOM-2 compatible Siemens transceiver
circuits, a complete key system can be build with a few devices.
Figure 17
Key System Architecture, Small Size
Figure 18
Key System Architecture, Medium Size
Semiconductor Group
Subscribers
(S adapter
optional)
Subscribers
8 U
2 Analog
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Key Systems
3 S
4 Analog
Trunk
Subscribers
Subscriber
0
.
.
.
OCTAT -P
SICOFI -2
S
S
S
S
0
0
0
0
R
R
SICOFI -4
QUAT -S
IOM -2
IOM -2
R
R
R
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Subscriber
Assignable
SACCO_A
SACCO_B
ELIC
36
IOM -2
R
R
IOM -2
IOM -2
R
R
SACCO_A
SACCO_B
S Subscribers
Trunk
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ELIC
ISAC -S
ISAC -S
R
R
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ITS05818
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S
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PEB 20550
PEF 20550
Overview
ITS05819
Trunk,
2 S
0
01.96
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