PEB3265 Infineon Technologies Corporation, PEB3265 Datasheet - Page 244

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

Preliminary
Bit
Line Echo Canceller Input Gain Receive:
G
– 24.08 dB
with
g = 2
0
Table 60
e
0
1
7
Alternative representation:
Choose "e" as the next integer number which is bigger than or equal to:
Table 61
G
0
– 6.02
6.02
Data Sheet
e
m
3F
LEC-RI
LEC-RI
=
H
m
3
9-e
–
G
log
LEC RI
[dB] = 20
[dB]
LEC-GAIN-RI Line Echo Canceller Input Gain Receive
(32 + m) and
31, 0
2 LEC RI
7
G
–
G
Ranges of G
Example for LEC-GAIN-RI Calculation
LEC-RI
e
G
1
0.5
2
Input Gain G
23.95 dB
17.93 dB
– 18.20 dB
2
–
LEC-RI
2
log
7
+
=
e
6
e
10
–
3
23.95 dB
16 + 20
32
–
log
-------------------------------------
LEC-RI
=
G
G
10
10 LEC RI
LEC-RI
LEC-RI
G
LEC-RI
log
5
G
e
3
4
2
LEC-RI
SLICOFI-2x Command Structure and Programming
G
-----------------------------------
[dB] Dependent on “e”
10
LEC RI
log
2
[dB] Range
20
–
10
–
18.06 dB
12.04 dB
[g/32768]
dB
– 24.08 dB
4
244
3
–
2
2
G
------------------------------------ -
m
0
0
0
+
LEC RI
e
24.08 + 20
–
3
6.02
32
–
dB
m
2
LEC-GAIN-RI
0x60
0x80
0x40
log
10
DuSLIC-E/-E2/-P
[g/32768]
1
2000-07-14
0
Y