PEF2054 SIEMENS [Siemens Semiconductor Group], PEF2054 Datasheet - Page 106
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: 106 of 269
- Download datasheet (2Mb)
If DCL and FSC are selected as clock and framing signal source (CMD1:CSS = 1),
the CFI reference clock CRCL is obtained out of the DCL input signal after division by 1,
1.5 or 2 according to the prescaler selection (CMD1:CSP1 … 0). The CFI frame
structure is synchronized by the FSC input signal. Note that although the frequency and
phase of DCL and FSC may be chosen almost independently with respect to the
frequency and phase of PDC and PFS, the CFI clock source must still be synchronous
to the PCM interface clock source i.e. the two clock sources must always be derived from
one master clock. This mode must be selected if it is impossible to derive the required
CFI data rate from the PCM clock source. An overview of the different possibilities to
generate the PCM and CFI data and clock rates for CMD1:CSS = 1 is given in figure 31.
Figure 30
EPIC
Semiconductor Group
DCL
FSC
®
Clock Sources for the CFI and PCM Interfaces if CMD1:CSS = 0
C
F
CMD2
I
*
Internal Reference
Clock (RCL)
Only CFI
Modes
M
U
X
CMD2 FC2
CFI Frame Sync.
CFI Data Rate
FC Modes 0-7
:
COC
*
:
0 and 3
x2
...0
CFI Mode
CFI Mode
2
1
0
3
2
1
0
3
Bit Shift
CTAR
CBSR: CDS2...0
2
2
4
CRCL
EPIC
106
R
CMD1 CSP1,
M
M
M
U
U
X X
U
X
Bit Shift
POFU
POFD
PCSR
:
1.5
2
0
PMOD PCR
PCM Frame Sync.
PCM Data Rate
M
U
X
:
Application Hints
2
ITS09547
PEB 2055
PEF 2055
C
M
P
PDC
PFS
Related parts for PEF2054
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Intel 80C32 - Siemens SAB-C501, Nearest Equivalent Replacement
Manufacturer:
Siemens Semiconductor Group
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:
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:
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:
Part Number:
Description:
GaAs-Infrarot-Sendediode GaAs Infrared Emitter
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
Part Number:
Description:
GaAlAs-Infrarot-Sendediode GaAlAs Infrared Emitter
Manufacturer:
SIEMENS [Siemens Semiconductor Group]
Datasheet:
Part Number:
Description:
IGBT MODULE
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
SIMOPAC Module (Power module Single switch N channel Enhancement mode)
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
(BSMxxx) TRANSISTOR
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
SIMOPAC Module (Power module Single switch N channel Enhancement mode)
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
main ratings
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet:
Part Number:
Description:
Manufacturer:
Siemens Semiconductor Group
Datasheet: