PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 124

• 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

MONRIL[7:0] (Addr.: 20H): Monitor of receive input level
The content of this register is encoded logarithmically. For conversion to dBm0 see
Table 38
MONOFSI[5:0] (Addr.: 21H): Monitor offset in send path input
The content of this register is a linear value in "1 complement" notation.
MONOFSO[5:0] (Addr.: 22H): Monitor offset in send path output
The content of this register is a linear value in "1 complement" notation.
MONAEL[7:0] (Addr.: 23H): Monitor artificial echo level
The content of this register is encoded logarithmically. For conversion to dBm0 see
Table 38
MONBNL[6:0] (Addr. 24H): Monitor background noise level
The content of this register is encoded logarithmically. For conversion to dBm0 see
Table 38
Data Sheet
AEL[7]
RIL[7]
MON
MON
-
-
-
.
.
.
BNL[6]
AEL[6]
RIL[6]
MON
MON
MON
-
-
OFSO[5]
OFSI[5]
AEL[5]
BNL[5]
RIL[5]
MON
MON
MON
MON
MON
OFSO[4]
OFSI[4]
BNL[4]
AEL[4]
RIL[4]
MON
MON
MON
MON
MON
124
OFSO[3]
OFSI[3]
BNL[3]
AEL[3]
RIL[3]
MON
MON
MON
MON
MON
OFSO[2]
OFSI[2]
AEL[2]
BNL[2]
RIL[2]
MON
MON
MON
MON
MON
Register Description
OFSO[1]
OFSI[1]
BNL[1]
AEL[1]
RIL[1]
MON
MON
MON
MON
MON
Rev. 2, 2004-07-28
PEB 20954
PEF 20954
OFSO[0]
OFSI[0]
BNL[0]
AEL[0]
RIL[0]
MON
MON
MON
MON
MON