參數(shù)資料
型號(hào): T7698
廠商: Lineage Power
英文描述: Quad T1/E1 Line Interface and Octal T1/E1 Monitor(四T1/E1線接口和八T1/E1監(jiān)控器)
中文描述: 四T1/E1線路接口和八路的T1/E1監(jiān)視器(四個(gè)T1/E1線接口和八T1/E1的監(jiān)控器)
文件頁(yè)數(shù): 22/112頁(yè)
文件大小: 1359K
代理商: T7698
Data Sheet
January 1999
T7698 Quad T1/E1 Line Interface and Octal T1/E1 Monitor
22
Lucent Technologies Inc.
Line Interface Units
The line interface block diagram is shown in Figure 4. For illustration purposes, only one of the four on-chip line
interfaces is shown. Pin names that apply to all four channels are followed by the designation [4:1].
5-4556(F).dr.3
Figure 4. Block Diagram of the Quad Line Interface Unit (Single Channel)
TFRAME
MONITOR
FROM TRANSMIT
FRAME
RTIP[4:1]
RRING[4:1]
FLLOOP
(NO LIU AIS)
EQUALIZER
SLICERS
CLOCK AND
DATA
RECOVERY
RDLOS
RND[4:1]
RPD[4:1]
RCLK[4:1]
DECODER
DLLOOP
RLOOP
TCLK[4:1]
TND[4:1]
JITTER
ATTENUATOR
(RECEIVE PATH)
TPD[4:1]
(DUFLLOOP
PULSE
WIDTH
CONTROLLER
TDM
LOTC
EPULSE
TRANSMIT
DRIVER
TTIP[4:1]
TRING[4:1]
LOSS OF
XCLK
MONITOR
DIVIDE BY 16
ALARM
INDICATION
SIGNAL (AIS)
ENCODER
RALOS
JITTER
ATTENUATOR
(TRANSMIT PATH)
(CLOCK)
(DATA)
LOSS
OF
TCLK
BCLK
LOXC
XCLK
16x
CLOCK
MULTIPLIER
CLKS
INTXCLK
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