參數(shù)資料
型號: XRT83SH38
廠商: Exar Corporation
英文描述: 8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
中文描述: 8通道的T1/E1/J1短途線路接口單元
文件頁數(shù): 42/78頁
文件大?。?/td> 606K
代理商: XRT83SH38
XRT83SH38
39
8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.7
5.2.6
Receive Interface with N+1 Redundancy
For N+1 redundancy, the receivers on the primary cards should be programmed for internal impedance. The
receivers on the backup card should be programmed for "High" impedance mode. To swap the primary card,
set the backup card to internal impedance, then the primary card to "High" impedance. See
Figure 30
for a
simplified block diagram of the receive section for a N+1 redundancy scheme.
F
IGURE
30. S
IMPLIFIED
B
LOCK
D
IAGRAM
OF
THE
R
ECEIVE
I
NTERFACE
FOR
N+1 R
EDUNDANCY
Backplane Interface
Primary Card
XRT83SH38
Rx
Line Interface Card
Primary Card
Rx
Primary Card
Rx
Backup Card
Rx
Internal
Impedence
T1/E1 Line
T1/E1 Line
T1/E1 Line
1:1
1:1
1:1
XRT83SH38
XRT83SH38
XRT83SH38
Internal
Impedence
Internal
Impedence
"High"
Impedence
相關(guān)PDF資料
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XRT83SH38_0609 制造商:EXAR 制造商全稱:EXAR 功能描述:8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
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