PEB3265 Infineon Technologies Corporation, PEB3265 Datasheet - Page 245

• Manufacturer Part Number: PEB3265
• Description: (PEB326x / PEB426x) Dual Channel Slicofi-2 / Slic Duslic
• Manufacturer: Infineon Technologies Corporation

Preliminary
Bit
Line Echo Canceller Output Gain Transmit:
It is important, that G
G
– 24.08 dB
with
g = 2
0
Table 62
e
0
1
7
Alternative representation:
Choose "e" as the next integer number which is bigger than or equal to:
Table 63
G
0
– 6.02
6.02
Data Sheet
m
e
40
LEC-X0
LEC-X0
=
H
m
3
9-e
G
–
log
LEC X0
LEC-GAIN-XO Line Echo Canceller Output Gain Transmit
[dB] = 20
[dB]
(32 + m) and
31, 0
2 LEC X0
–
7
G
G
Ranges of G
Example for LEC-GAIN-X0 Calculation
LEC-X0
e
G
1
0.5
2
Output Gain G
23.95 dB
17.93 dB
– 18.20 dB
–
2
LEC-X0
2
7
log
+
=
6
e
LEC-X0
e
10
–
3
23.95 dB
16 + 20
32
–
log
-------------------------------------- -
LEC-X0
[dB] will not be changed, so G
=
G
G
10
LEC-X0
LEC-X0
10 LEC X0
G
log
5
LEC-X0
G
SLICOFI-2x Command Structure and Programming
LEC-X0
G
------------------------------------
e
3
4
2
[dB] Dependent on “e”
LEC X0
10
log
2
–
20
10
–
[dB] Range
18.06 dB
12.04 dB
[g/32768]
dB
– 24.08 dB
4
245
3
2
–
2
G
------------------------------------- -
+
m
0
0
0
LEC X0
e
3
24.08 + 20
–
6.02
32
–
LEC-X0
dB
m
2
[dB] = – G
log
LEC-GAIN-X0
0x60
0x80
0x40
DuSLIC-E/-E2/-P
10
[g/32768]
1
LEC-XI
2000-07-14
[dB]
0
Y