PEF 2054 N V2.1 Infineon Technologies, PEF 2054 N V2.1 Datasheet - Page 107
PEF 2054 N V2.1
Manufacturer Part Number
PEF 2054 N V2.1
Description
IC INTERFACE CTRLR PCM LCC-44
Manufacturer
Infineon Technologies
Series
EPICr
Datasheet
1.PEF_2054_N_V2.1.pdf
(269 pages)
Specifications of PEF 2054 N V2.1
Function
PCM Interface Controller
Interface
ISDN, PCM
Number Of Circuits
1
Voltage - Supply
5V
Current - Supply
9.5mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
44-LCC
Includes
Board Controller, Channel Switching
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Other names
PEF2054NV2.1XT
PEF2054NV21XK
SP000057916
SP000075438
PEF2054NV21XK
SP000057916
SP000075438
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CFI Clock Source Prescaler CMD1:CSP1 … 0
The CFI clock source PDC (CMD1:CSS = 0) or DCL (CMD1:CSS = 1) can be divided by
a factor of 1, 1.5 or 2 in order to obtain the CFI reference clock CRCL (see table 16).
Note that in CFI mode 2, the frequency of RCL is only half the CFI data rate.
Table 16
CSP1
0
0
1
1
Figure 31
EPIC
Semiconductor Group
DCL
FSC
®
Clock Sources for the CFI and PCM Interfaces if CMD1:CSS = 1
C
F
I
Bit Shift
CTAR
CBSR: CDS2...0
CFI Frame Sync.
CFI Data Rate
1.5
2
CMD
: CSP1,
M
U
X
0
CRCL
CSP0
0
1
0
1
2
2
4
CFI Mode
CFI Mode
2
0
3
2
0
3
1
1
EPIC
107
Internal Reference
Clock (RCL)
R
Bit Shift
POFU
POFD
PCSR
Prescaler Divisor
2
1.5
1
not allowed
PCM Frame Sync.
PCM Data Rate
PMOD
M
U
X
: PCR
Application Hints
2
PEB 2055
PEF 2055
ITS09548
M
P
C
PDC
PFS
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