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): 32/164頁
文件大?。?/td> 1401K
代理商: PSF21911
PSB 21911
PSF 21911
IOM-2 Interface
Semiconductor Group
32
11.97
Figure 13 Definition of the IOM
-2 Frame in TE Mode
C/I0 in IOM
-2 Channel 0:
D:
two bits for the 16 kbit/s D-channel
C/I:
The four command/indication (C/I) bits are used for control of the U-
transceiver
(activation/deactivation
functions).
and
additional
control
MR
,
MX:
two bits MR and MX for the handshake in the Monitor channel 0
C/I1 in IOM
-2 Channel 1:
C/I1 to C/I6
are used for control of a transceiver or an other device in IOM-2
channel 1 (activation/deactivation and additional control functions).
MR
,
MX:
two bits MR and MX for handshake in the Monitor channel 1
DU / DD
D
D
C/I4
C/I3
C/I2
C/I1
MR
MX
DU / DD
C/I6
C/I5
C/I4
C/I3
C/I2
C/I1
MR
MX
ITD09787
DD
B1
B2
MON0
C/I0
IC1
IC2
MON1
C/I1
FSC
C/I1
MON1
IC2
IC1
C/I0
MON0
B2
B1
DU
Channel 0
C/I2
C/I2
125
μ
s
B1
B1
R
IOM
Channel
IOM
R
1
Channel
R
IOM
2
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