参数资料
型号: AD8155ACPZ-R7
厂商: Analog Devices Inc
文件页数: 19/36页
文件大小: 0K
描述: IC MUX/DEMUX DUAL BUFFER 64LFCSP
标准包装: 750
系列: XStream™
功能: 多路复用器/多路分解器
电路: 2 x 2:1
电压电源: 单电源
电压 - 电源,单路/双路(±): 1.6 V ~ 3.6 V
电流 - 电源: 735mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 64-VFQFN 裸露焊盘,CSP
供应商设备封装: 64-LFCSP-VQ(9x9)
包装: 带卷 (TR)
AD8155
Rev. 0 | Page 26 of 36
APPLICATIONS INFORMATION
The main application of the AD8155 is to support redundancy
on both the backplane side and the line interface side of a serial
link. Each port consists of four lanes to support standards such
as RXAUI. Figure 43 illustrates redundancy in an RXAUI
backplane system. Each line card is connected to two switch
fabrics (primary and redundant). The device can be configured
to support either 1 + 1 or 1:1 redundancy. Also, the AD8155 can
enable module redundancy, as shown in Figure 44, and can be
used as a four- or six-lane signal conditioning device to enable
high speed serial communication over long copper links.
FABRIC CARDS
LINE CARDS
BACKPLANE
AD8155
PHYSICAL
INTERFACE
MACs
FRAMERS
FABRIC INTERFACE
TRAFFIC MANAGERS
NETWORK PROCESSOR
AD8155
FABRIC INTERFACE
TRAFFIC MANAGERS
NETWORK PROCESSOR
08
26
2-
04
5
REDUNDANT
SWITCH
FABRIC
PRIMARY
SWITCH
FABRIC
PHYSICAL
INTERFACE
MACs
FRAMERS
Figure 43. Using the AD8155 for Switch Redundancy
LINE CARD
PRIMARY
MODULE
MACs
FRAMERS
FABRIC INTERFACE
TRAFFIC MANAGERS
NETWORK PROCESSOR
08
26
2-
04
6
REDUNDANT
MODULE
AD8155
Figure 44. Using the AD8155 for Module Redundancy
EQ
PE
EQ
ASIC 1
ASIC 2
PE
EQ
PE
EQ
0
Z0
0
Z0
LOSSY CHANNEL
08
26
2-
0
47
LOSSY CHANNEL
OUT 2
IN 3
IN 4
IN 2
OUT 3
OUT 4
OUT 1
Z0
Z
Z0
Z
IN 1
Figure 45. Using the AD8155 for Signal Conditioning
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