PEF 20954 HT V1.1 Infineon Technologies, PEF 20954 HT V1.1 Datasheet - Page 119

• 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

UCCPOLL
TSMPOLL
SFATSES[2:0] (Addr.: 36H): Super frame alarm and requested timeslot en/disable
status
TSENVALID
TSEN
SFA
SOTP[6:0] (Addr.: 3DH): Send path output test pattern
SOTP[6:0]
TESTSTAT[7:0] (Addr.: 3EH): Background test status signals
This register contains results of background test of timeslot defined in register ATE
DISPS
DIS
NLP
FREEZE
HRESET
Data Sheet
DISPS
-
-
SOTP[6] SOTP[5] SOTP[4] SOTP[3] SOTP[2] SOTP[1] SOTP[0]
DIS
-
'1': UCC status
'1': Timeslot monitor status
'1': TSEN value for the requested TS in register ATE is valid
'0': TSEN value not valid since channel defined in register ATE
'1': requested TS in register ATE is enabled, no test recommended
'0': requested TS in register ATE is disabled, test permissible
'1': alarm, because not synchronized to PCM30 superframe
'0': no alarm, because either synchronization to PCM superframe or
Result of background test of timeslot defined in register ATE,
amplitude A-/µ-Law encoded
'1': 2100 Hz tone with phase shift detected
'0': no 2100 Hz tone with phase shift detected
'1': 2100 Hz tone detected
'0': no 2100 Hz tone detected
'1': NLP active
'0': NLP disabled (bypassed)
'1': H-Register frozen
'0': H-Register not frozen
'1': H-Register reset
is not detected yet
TS16 CAS evaluation is deactivated
(Bit CONFTS16.ENTS16 = '0')
NLP
-
FREEZE HRESET
-
119
-
VALID
TSEN
ERL
Register Description
TSEN
FCM
Rev. 2, 2004-07-28
PEB 20954
PEF 20954
SPEECH
SFA
NO