PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 81

• Manufacturer Part Number: PEF 20954 HT V1.1
• Description: IC ECHO CANCELLER DGTL TQFP144
• Manufacturer: Infineon Technologies

Specifications of PEF 20954 HT V1.1

• Function: Smart Integrated Digital Echo Canceller (SIDEC)
• Interface: PCM, Serial, UCC
• Number Of Circuits: 1
• Voltage - Supply: 3 V ~ 3.6 V
• Current - Supply: 350mA
• Power (watts): 900mW
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 144-LFQFP
• Includes: Double Talk Detection
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: PEF20954HTV1.1; SP000007505

Data Sheet
Addr
5CH CHCTRL28
5DH CHCTRL29
6CH CONFFLEX
6DH CONFFLEXUCC
5EH CHCTRL30
5FH CHCTRL31
6AH UCCSTAT
6BH SCMASK
6EH STATUS
6FH CONFFLEXMON
60H CONFUCC
61H UCCMFR
62H UCCFRS
63H WRUCC
64H DORAM
65H IMASKFRS
66H IMASKFRN
67H DIRAM
68H UCCOLD
69H UCCNEW
70H ASTOC
71H AFSTC
72H AEEPD
73H AVDDI
.
SCTR
Short Name
Individual channel control 28
Individual channel control 29
Individual channel control 30
Individual channel control 31
Configuration of UCC Interface
UCC Multiframe Alignment
Selection of the special UCC Frame
FRS
Write/Read UCCI
Data Output RAM
Interrupt Mask for the special UCC
frame FRS
UCC frames (FRN)
requested Data Input RAM value
Changed UCC input data old value
Changed UCC input data new value
UCC status
Serial Control Interface Mask
Configuration of the flexible serial
control signal
Configuration of the flexible UCC
control bit (FX-Bit)
Status
Configuration of Flexible Monitor
Signals
AFI Saw-Tooth and Offset
Characteristic
AFI Filter Spring Timer Configuration
AFI End Echo Path Delay
AFI Voice Detection, Detection
Intervals
Interrupt Mask for channel individual
81
name
Full
Register Description
R/W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
W
R
R
R
R
R
Rev. 2, 2004-07-28
value
PEB 20954
Res.
PEF 20954
FEH
3FH
0FH
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
00H
44H
77H
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