參數(shù)資料
型號: PSF21911
廠商: SIEMENS A G
元件分類: 數(shù)字傳輸電路
英文描述: ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
中文描述: DATACOM, ISDN ECHO CANCELLER
文件頁數(shù): 45/164頁
文件大?。?/td> 1401K
代理商: PSF21911
PSB 21911
PSF 21911
U-Transceiver
Semiconductor Group
45
11.97
Figure 17 CRC-Process
ITD10196
DD
NT
SFR(n)
SFR(n+1)
LT
U
G(u)
CRC 1...CRC12
No
=
Yes
SFR(n+1.0625)
FEBE= "1"
SFR(4n+1.0625)
FEBE="0"
SFR(n+0.0625)
NEBE
Error
Counter
(MON-1)
NEBE
(MON-8)
DU
(MON-8)
(MON-1)
FEBE
FEBE
Error
Counter
G(u)
SFR(n+1.0625)
SFR(n+2)
FEBE= "1"
SFR(n+2)
FEBE= "0"
DD
G(u)
FEBE
Error
Counter
G(u)
=
NEBE
Error
Counter
(2B + D), M4
DU
(MON-8)
(MON-8)
No
Yes
(2B + D), M4
12
CRC
...
1
CRC
12
CRC
...
1
CRC
CRC 1...CRC12
R
IOM -2
R
IOM -2
IEC-Q TE
DFE-Q or
IEC-Q
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PDF描述
PSB21911 ISDN Echocancellation Circuit for Terminal Applications IEC-Q TE
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