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PM6341-QI 参数 Datasheet PDF下载

PM6341-QI图片预览
型号: PM6341-QI
PDF下载: 下载PDF文件 查看货源
内容描述: E1成帧器/收发器 [E1 FRAMER/TRANSCEIVER]
分类和应用: PC
文件页数/大小: 272 页 / 902 K
品牌: PMC [ PMC-SIERRA, INC ]
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PM6341 E1XC  
DATA SHEET  
PMC-910419  
ISSUE 8  
E1 FRAMER/TRANSCEIVER  
TPSC Internal Registers 20-3FH: Data Control byte  
Bit  
Type  
Function  
Bit 7  
Bit 6  
Bit 5  
Bit 4  
Bit 3  
Bit 2  
Bit 1  
Bit 0  
R/W  
R/W  
R/W  
R/W  
R/W  
R/W  
R/W  
R/W  
SUBS  
DS[0]  
DS[1]  
SIGSRC  
A'  
B'  
C'  
D'  
SUBS, DS[1], and DS[0]:  
The SUBS, DS[1], and DS[0] bits select one of the following data  
manipulations to be performed on the timeslot:  
SUBS  
DS[0]  
DS[1]  
Function  
0
0
0
0
0
1
OFF - no change to PCM timeslot data  
ADI - data inversion on timeslot bits  
1,3,5,7  
0
1
0
ADI - data inversion on timeslot bits  
2,4,6,8  
0
1
1
0
1
INV - data inversion on all timeslot bits  
X
Data substitution on - IDLE code  
replaces PCM timeslot data  
1
1
1
1
0
1
Data substitution on - A-Law digital  
*
milliwatt pattern replaces TPCM  
timeslot data.  
Data substitution on - µ-Law digital  
*
milliwatt pattern replaces TPCM  
timeslot data.  
*
The A-Law digital milliwatt pattern used is that defined in Recommendation  
G.711 for A-law:  
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND FOR ITS CUSTOMERS’ INTERNAL USE  
143  
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