PEB 4364 T V1.2 Infineon Technologies, PEB 4364 T V1.2 Datasheet - Page 219
PEB 4364 T V1.2
Manufacturer Part Number
PEB 4364 T V1.2
Description
IC SLIC VOICE ACCESS PDSO-36
Manufacturer
Infineon Technologies
Series
DuSLICr
Datasheet
1.PEB_3264_F_V1.4.pdf
(374 pages)
Specifications of PEB 4364 T V1.2
Function
Dual Channel Subscriber Line Interface Circuit (DuSLIC)
Interface
IOM-2, PCM
Number Of Circuits
2
Voltage - Supply
3.3 V ~ 5 V
Current - Supply
105mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
36-PDSO
Includes
DTMF Generator and Decoder, Line Echo Cancellation (LEC), Teletax (TTX) Generation, Universal Tone Detection (UTD)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Other names
PEB4364TV1.2XT
SP000007728
SP000007728
- Current page: 219 of 374
- Download datasheet (6Mb)
Bit
DTMF Receiver Notch Filter Center Frequency:
NCF = 32768
0 Hz
The bytes are calculated as follows:
NCF-L = MOD (NCF,256) = NCF & 0x00FF
NCF-H = INT (NCF/256) = NCF >> 8
The echo of the dial tone can activate the double talk detection which means that the
DTMF tone will not be detected. Therefore a notchfilter can be programmed to filter out
the echo of the dialtone, because the frequency of the dialtone is known. The center
frequency and the bandwith of the notch filter can be programmed.
Preliminary Data Sheet
33
H
f
NCF
DTMF-NCF-L DTMF Receiver Notch Filter Center
7
2000 Hz
cos
6
2
Frequency Low Byte
f
--------------------- -
NCF
8000
Hz
5
= NCF-L + 256
4
219
NCF-L
3
NCF-H
2
1
DS3, 2003-07-11
DuSLIC
0
Y
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