PEF2054 SIEMENS [Siemens Semiconductor Group], PEF2054 Datasheet - Page 160
![no-image](/images/no-image-200.jpg)
PEF2054
Manufacturer Part Number
PEF2054
Description
ICs for Communications
Manufacturer
SIEMENS [Siemens Semiconductor Group]
Datasheet
1.PEF2054.pdf
(269 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
PEF20542F
Manufacturer:
infineon
Quantity:
28
Company:
Part Number:
PEF2054N
Manufacturer:
infineon
Quantity:
70
Part Number:
PEF2054NV1.0
Manufacturer:
SIEMENS/西门子
Quantity:
20 000
Part Number:
PEF2054NV2.1
Manufacturer:
LANTIQ
Quantity:
20 000
- Current page: 160 of 269
- Download datasheet (2Mb)
W:MAAR
W:MACR
Finally the CSCR register has to be programmed to define the subchannel positions at
the CFI:
W:CSCR = 1001 XX11
After these three programming steps, the EPIC memories will have the following content:
Figure 57
Memory Content in Case of CFI - PCM Subchannel Connections
Downstream: CFI port 2, time slot 10, bits 5 … 4 from PCM port 0, time slot 4, bits 7 … 6
W:MADR
Semiconductor Group
Up-
stream
Down-
stream
CFI
Frame
= 0001 0000
= 0010 1100
= 0111 0111
0
127
0
127
P0, TS3
Bits 1, 0
P3, TS7
Bits 3, 2
P2, TS7
Bits 3, 0
P2, TS10
Bits 5, 4
Code Field
0
0 1
0
0
1 0
0
1
1
1
1 1
B
0
0
1
Control Memory
B
B
B
0
0 0 0
1 0 0 1
1
PCM time slot encoding, the subchannel position is
defined by MACR:CMC3 … 0 = 0111
CFI time slot encoding, the subchannel position is
defined by CSCR:SC21 … 20 = 01
CM code for switching a 16 kbit/s/bits 7 … 6
channel (0111)
0
0
Data Field
0
0
port 0: bits 1 … 0 or 3 … 0; port 1: not used in this
example;
port 2: bits 5 … 4 or 3 … 0; port 3: bits 3 … 2 or 7 … 4
0
1
1
0
0
0
1 0
0 0 0
0
0
0
0
1
0
0
1
160
Code Field
0
1
0 1
Data Memory
-
-
Data Field
- -
Application Hints
Bits 7, 4
Bits 7, 6
P0, TS4
P1, TS3
P0, TS4
PEB 2055
PCM
Frame
PEF 2055
0
127
0
127
Up-
stream
ITD08072
Down-
stream
Related parts for PEF2054
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![S80C32-12](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
Intel 80C32 - Siemens SAB-C501, Nearest Equivalent Replacement
Manufacturer:
Siemens Semiconductor Group
![BAT14-033](/images/no-image3.png)
Part Number:
Description:
HiRel Silicon Schottky Diode (HiRel Discrete and Microwave Semiconductor Medium barrier diodes for detector and mixer applications)
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
![BXY43-P1](/images/no-image3.png)
Part Number:
Description:
HiRel Silicon PIN Diode (HiRel Discrete and Microwave Semiconductor Current controlled RF resistor for RF attenuators and switches)
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
![BXY44-T1](/images/no-image3.png)
Part Number:
Description:
HiRel Silicon PIN Diode (HiRel Discrete and Microwave Semiconductor Current controlled RF resistor for RF attenuators and switches)
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
![IRL80](/images/no-image3.png)
Part Number:
Description:
GaAs-Infrarot-Sendediode GaAs Infrared Emitter
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
![IRL81](/images/no-image3.png)
Part Number:
Description:
GaAlAs-Infrarot-Sendediode GaAlAs Infrared Emitter
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
![BSM50GB100D](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
IGBT MODULE
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![BSM181R](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
SIMOPAC Module (Power module Single switch N channel Enhancement mode)
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![BSM254F](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
(BSMxxx) TRANSISTOR
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![BSM111AR](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
SIMOPAC Module (Power module Single switch N channel Enhancement mode)
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![BUZ48](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
main ratings
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![TDA4716C](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![DL440M](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet:
![SDA5255](/images/manufacturer_photos/0/6/607/siemens_semiconductor_group_tmb.jpg)
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet: