PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 77

• 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

5
5.1
In the following section the meaning and addresses of the registers of the SIDEC are
described, The addresses and reset values are given in Hex-Code indicated by a
subsequent capital H. A number '0' or '1' written in bold type denotes the reset value of
the corresponding bit.
To write a value in a write protected register the value 95H needs to be written in the
register Write Protection.
5.1.1
The following table lists all registers. The table displays the register name, the
abbreviation, the reset value, the read/write mode and the page number with the detailed
description. The registers are sorted by addresses.
Data Sheet
Addr
0CH FSLIPIV
0DH RIALIGN
0AH RAMBIST
0BH CONFCC
0EH SIALIGN
0FH SOALIGN
00H NOTEBOOK
01H WP
02H WDG1
03H WDG2
04H WDG3
05H UPIO
06H PCMCTRL
07H IRMASK
08H IRREQ
09H CLKSTAT
.
Short Name
Register Description
Detailed Register Description
Register Map
Notebook
Write Protection
PCM Bypass and loop Control
Interrupt Mask
Interrupt-Request
Clock-Status
RAMBIST
Configuration of Clock Control unit
Frame slip safety interval
Receive input frame alignment
Send input frame alignment
Send output frame alignment
Watchdog 1
Watchdog 2
Watchdog 3
P-I/O-Pin extension
77
name
Full
Register Description
R/W
R/W
R/W
R/W
W
W
W
W
W
W
W
W
W
W
W
R
R
Rev. 2, 2004-07-28
value
PEB 20954
Res.
NOT
PEF 20954
0FH
7FH
00H
95H
00H
00H
00H
28H
00H
00H
00H
page
118
118
109
109
110
110
110
83
85
85
86
86
83
86
85
83