參數(shù)資料
型號(hào): IDT82V2082BFG
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 26/88頁
文件大小: 0K
描述: IC LIU T1/E1/J1 2CH 81BGA
標(biāo)準(zhǔn)包裝: 360
類型: 線路接口裝置(LIU)
規(guī)程: T1,E1,J1
電源電壓: 3.13 V ~ 3.47 V
安裝類型: 表面貼裝
封裝/外殼: 81-LFBGA
供應(yīng)商設(shè)備封裝: 81-CABGA(8x8)
包裝: 托盤
IDT82V2082
DUAL CHANNEL T1/E1/J1 LONG HAUL/SHORT HAUL LINE INTERFACE UNIT
FUNCTIONAL DESCRIPTION
32
May 4, 2009
Table-17 LOS Declare and Clear Criteria for Short Haul Mode
Control bit
LOS declare threshold
LOS clear threshold
T1E1
LAC
1=T1/J1
0=T1.231
Level < 800 mVpp
N=175 bits
Level > 1 Vpp
M=128 bits
12.5% mark density
<100 consecutive zeroes
1=I.431
Level < 800 mVpp
N=1544 bits
Level > 1 Vpp
M=128 bits
12.5% mark density
<100 consecutive zeroes
0=E1
0=G.775
Level < 800 mVpp
N=32 bits
Level > 1 Vpp
M=32 bits
12.5% mark density
<16 consecutive zeroes
1=I.431/ETSI
Level < 800 mVpp
N=2048 bits
Level > 1 Vpp
M=32 bits
12.5% mark density
<16 consecutive zeroes
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