TABLE 30: XRT73" />
參數(shù)資料
型號: XRT73R12IB-L
廠商: Exar Corporation
文件頁數(shù): 69/89頁
文件大?。?/td> 0K
描述: IC LIU E3/DS3/STS-1 12CH 420TBGA
標準包裝: 40
類型: 線路接口裝置(LIU)
驅(qū)動器/接收器數(shù): 12/12
規(guī)程: DS3,E3,STS-1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 420-LBGA 裸露焊盤
供應(yīng)商設(shè)備封裝: 420-TBGA(35x35)
包裝: 托盤
XRT73R12
68
REV. 1.0.3
TWELVE CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
TABLE 30: XRT73R12 REGISTER MAP SHOWING INTERRUPT STATUS REGISTERS (ISR_N)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Reserved
Change of LOL
Condition
Interrupt Status
Ch_n
Change of LOS
Condition
nterrupt Status
Ch_n
Change of DMO
Condition
Interrupt Status
Ch_n
RUR
TABLE 31: SOURCE LEVEL INTERRUPT STATUS REGISTER - CHANNEL N ADDRESS LOCATION = 0XM2
(N = [0:11] & M= 0-5 & 8-D)
BIT NUMBER
NAME
TYPE
DESCRIPTION
7 - 4
Reserved
3
Change of FL Con-
dition Interrupt Sta-
tus
This bit is reserved.
2
Change of LOL Con-
dition Interrupt Sta-
tus
RUR
Change of Receive LOL (Loss of Lock) Condition Interrupt Status - Ch
n:
This RESET-upon-READ bit-field indicates whether or not the Change of
Receive LOL Condition Interrupt (for Channel n) has occurred since the last
read of this register.
0 - Indicates that the Change of Receive LOL Condition Interrupt has NOT
occurred since the last read of this register.
1 - Indicates that the Change of Receive LOL Condition Interrupt has
occurred since the last read of this register.
NOTE: The user can determine the current state of the Receive LOL Defect
condition by reading out the contents of Bit 2 (Receive LOL Defect
Declared) within the Alarm Status Register.(n)
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