參數(shù)資料
型號: XRT83SH314IB
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: 14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
中文描述: DATACOM, PCM TRANSCEIVER, PBGA304
封裝: 31 X 31 MM, 1.27 MM PITCH, PLASTIC, BGA-304
文件頁數(shù): 28/101頁
文件大小: 656K
代理商: XRT83SH314IB
XRT83SH314
24
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.4
2.5
RPOS/RNEG/RCLK
The digital output data can be programmed to either single rail or dual rail formats.
Figure 12
is a timing
diagram of a repeating "0011" pattern in single-rail mode.
Figure 13
is a timing diagram of the same fixed
pattern in dual rail mode.
F
IGURE
12. S
INGLE
R
AIL
M
ODE
W
ITH
A
F
IXED
R
EPEATING
"0011" P
ATTERN
F
IGURE
13. D
UAL
R
AIL
M
ODE
W
ITH
A
F
IXED
R
EPEATING
"0011" P
ATTERN
2.6
RxMUTE (Receiver LOS with Data Muting)
The receive muting function can be selected by setting RxMUTE to "1" in the appropriate global register. If
selected, any channel that experiences an RLOS condition will automatically pull RPOS and RNEG "Low" to
prevent data chattering. If RLOS does not occur, the RxMUTE will remain inactive until an RLOS on a given
channel occurs. The default setting for RxMUTE is "0" which is disabled. A simplified block diagram of the
RxMUTE function is shown in
Figure 14
.
F
IGURE
14. S
IMPLIFIED
B
LOCK
D
IAGRAM
OF
THE
R
X
MUTE F
UNCTION
RCLK
RPOS
0
0
0
1
1
RCLK
RPOS
0
0
0
1
1
RNEG
RLOS
RxMUTE
RPOS
RNEG
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相關(guān)代理商/技術(shù)參數(shù)
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XRT83SH314IB-SAK 制造商:Exar Corporation 功能描述:14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT 制造商:EXAR 功能描述:14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
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