Figure-36 REFA Output Options in Nor" />
參數(shù)資料
型號: IDT82P2816BB
廠商: IDT, Integrated Device Technology Inc
文件頁數(shù): 101/146頁
文件大?。?/td> 0K
描述: IC LIU T1/J1/E1 16+1CH 416-PBGA
標準包裝: 5
功能: 線路接口單元(LIU)
接口: E1,J1,T1
電路數(shù): 1
電源電壓: 1.8V, 3.3V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 416-BGA
供應商設備封裝: 416-PBGA(27x27)
包裝: 托盤
包括: 缺陷和警報檢測,驅動器過流檢測和保護,LLOS 檢測,PRBSARB / IB 檢測和生成
其它名稱: 82P2816BB
IDT82P2816
16(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
Functional Description
58
February 6, 2009
Figure-36 REFA Output Options in Normal Operation
Recovered clock of one
of the 17 channels
JA_BYPAS = 1 ?
No
Clock is derived from the
output of RJA
Clock is derived from the output
of Rx Clock & Data Recovery
Yes
CLKA input
selected by REFA[4:0]
FS_BYPAS = 1 ?
No
Pass through a
Frequency Synthesizer
FREE = 1 ?
Output on REFA is free
running (locked to MCLK).
The frequency is
programmed in FREQ[2:0] *.
Output on REFA is locked to
the selected clock source.
The frequency is
programmed in FREQ[2:0].
Output the selected clock on
REFA
Yes
No
Yes
Note *: '000' and '011' are reserved for FREQ[2:0] when REFA is free running.
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