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鍙冩暩(sh霉)璩囨枡
鍨嬭櫉(h脿o)锛� XRT79L71IB-F
寤犲晢锛� Exar Corporation
鏂囦欢闋�(y猫)鏁�(sh霉)锛� 61/609闋�(y猫)
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC LIU/FRAMER DS3/E3 1CH 208BGA
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 126
鎺у埗鍣ㄩ(l猫i)鍨嬶細 DS3/E3 瑾�(di脿o)骞€鍣�
鎺ュ彛锛� LIU
闆绘簮闆诲锛� 3.15 V ~ 3.45 V
宸ヤ綔婧害锛� -40°C ~ 85°C
瀹夎椤�(l猫i)鍨嬶細 琛ㄩ潰璨艰
灏佽/澶栨锛� 208-LBGA
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 208-STBGA锛�17x17锛�
鍖呰锛� 鎵樼洡(p谩n)
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�(y猫)绗�465闋�(y猫)绗�466闋�(y猫)绗�467闋�(y猫)绗�468闋�(y猫)绗�469闋�(y猫)绗�470闋�(y猫)绗�471闋�(y猫)绗�472闋�(y猫)绗�473闋�(y猫)绗�474闋�(y猫)绗�475闋�(y猫)绗�476闋�(y猫)绗�477闋�(y猫)绗�478闋�(y猫)绗�479闋�(y猫)绗�480闋�(y猫)绗�481闋�(y猫)绗�482闋�(y猫)绗�483闋�(y猫)绗�484闋�(y猫)绗�485闋�(y猫)绗�486闋�(y猫)绗�487闋�(y猫)绗�488闋�(y猫)绗�489闋�(y猫)绗�490闋�(y猫)绗�491闋�(y猫)绗�492闋�(y猫)绗�493闋�(y猫)绗�494闋�(y猫)绗�495闋�(y猫)绗�496闋�(y猫)绗�497闋�(y猫)绗�498闋�(y猫)绗�499闋�(y猫)绗�500闋�(y猫)绗�501闋�(y猫)绗�502闋�(y猫)绗�503闋�(y猫)绗�504闋�(y猫)绗�505闋�(y猫)绗�506闋�(y猫)绗�507闋�(y猫)绗�508闋�(y猫)绗�509闋�(y猫)绗�510闋�(y猫)绗�511闋�(y猫)绗�512闋�(y猫)绗�513闋�(y猫)绗�514闋�(y猫)绗�515闋�(y猫)绗�516闋�(y猫)绗�517闋�(y猫)绗�518闋�(y猫)绗�519闋�(y猫)绗�520闋�(y猫)绗�521闋�(y猫)绗�522闋�(y猫)绗�523闋�(y猫)绗�524闋�(y猫)绗�525闋�(y猫)绗�526闋�(y猫)绗�527闋�(y猫)绗�528闋�(y猫)绗�529闋�(y猫)绗�530闋�(y猫)绗�531闋�(y猫)绗�532闋�(y猫)绗�533闋�(y猫)绗�534闋�(y猫)绗�535闋�(y猫)绗�536闋�(y猫)绗�537闋�(y猫)绗�538闋�(y猫)绗�539闋�(y猫)绗�540闋�(y猫)绗�541闋�(y猫)绗�542闋�(y猫)绗�543闋�(y猫)绗�544闋�(y猫)绗�545闋�(y猫)绗�546闋�(y猫)绗�547闋�(y猫)绗�548闋�(y猫)绗�549闋�(y猫)绗�550闋�(y猫)绗�551闋�(y猫)绗�552闋�(y猫)绗�553闋�(y猫)绗�554闋�(y猫)绗�555闋�(y猫)绗�556闋�(y猫)绗�557闋�(y猫)绗�558闋�(y猫)绗�559闋�(y猫)绗�560闋�(y猫)绗�561闋�(y猫)绗�562闋�(y猫)绗�563闋�(y猫)绗�564闋�(y猫)绗�565闋�(y猫)绗�566闋�(y猫)绗�567闋�(y猫)绗�568闋�(y猫)绗�569闋�(y猫)绗�570闋�(y猫)绗�571闋�(y猫)绗�572闋�(y猫)绗�573闋�(y猫)绗�574闋�(y猫)绗�575闋�(y猫)绗�576闋�(y猫)绗�577闋�(y猫)绗�578闋�(y猫)绗�579闋�(y猫)绗�580闋�(y猫)绗�581闋�(y猫)绗�582闋�(y猫)绗�583闋�(y猫)绗�584闋�(y猫)绗�585闋�(y猫)绗�586闋�(y猫)绗�587闋�(y猫)绗�588闋�(y猫)绗�589闋�(y猫)绗�590闋�(y猫)绗�591闋�(y猫)绗�592闋�(y猫)绗�593闋�(y猫)绗�594闋�(y猫)绗�595闋�(y猫)绗�596闋�(y猫)绗�597闋�(y猫)绗�598闋�(y猫)绗�599闋�(y猫)绗�600闋�(y猫)绗�601闋�(y猫)绗�602闋�(y猫)绗�603闋�(y猫)绗�604闋�(y猫)绗�605闋�(y猫)绗�606闋�(y猫)绗�607闋�(y猫)绗�608闋�(y猫)绗�609闋�(y猫)
PRELIMINARY
XRT79L71
138
REV. P2.0.0
1-CHANNEL DS3/E3 CLEAR-CHANNEL FRAMERLIU COMBO - CC/HDLC ARCHITECTURE
NOTES:
1.
In this setting, the Transmit DS3/E3 Framer block will not be setting the C-bits to "0", whenever it is commanded to
transmit the DS3 AIS indicator. This permits the user to still be able to command the Transmit DS3/E3 Framer
block to transmit FEAC and PMDL Messages even while the Transmit DS3/E3 Framer block is also transmitting
the DS3 AIS indicator.
2.
The user can command the Transmit DS3/E3 Framer block to terminate its transmission of the DS3 AIS pattern by
setting Bit 4 (TxAIS) back to "0".
3.
Bit 4 (TxAIS) is ignored for the duration that Bit 3 (TxLOS) is set to "1".
Forcing the transmission of the Unframed, All Ones DS3 AIS pattern, upon Software Control
The user can force the Transmit DS3/E3 Framer block to transmit the Unframed, All Ones DS3 AIS pattern,
upon software command by executing the following steps.
STEP 1 - Set Bit 7 (TxAIS Unframed All Ones), within the Transmit DS3 Pattern Register to "1", as
depicted below.
This step configures the Transmit DS3/E3 Framer block to generate an Unframed, All Ones pattern, whenever
it is commanded to transmit the DS3 AIS indicator.
STEP 2 - Command the Transmit DS3/E3 Framer block to transmit the DS3 AIS indicator.
This is accomplished by setting Bit 4 (Tx AIS) to "1" as depicted below.
NOTES:
1.
The user can command the Transmit DS3/E3 Framer block to terminate its transmission of the DS3 AIS pattern by
setting Bit 4 (TxAIS) back to "0".
2.
Bit 4 (TxAIS) is ignored for the duration that Bit 3 (TxLOS) is set to "1".
Transmit DS3 Configuration Register (Address = 0x1130)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Tx Yellow
Alarm
Tx X-Bits
TxIdle
TxAIS
TxLOS
TxFERF
upon LOS
TxFERF
upon OOF
TxFERF
upon AIS
R/W
0
1
0
1
Transmit DS3 Pattern Register (Address = 0x114C)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
TxAIS
Unframed All
Ones
DS3 AIS
Non-Stuck
Stuff
Unused
TxLOS
Pattern
Transmit_Idle_Pattern[3:0]
R/W
R/O
R/W
1
0
1
0
Transmit DS3 Configuration Register (Address = 0x1130)
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
Tx Yellow
Alarm
Tx X-Bits
TxIdle
TxAIS
TxLOS
TxFERF
upon LOS
TxFERF
upon OOF
TxFERF
upon AIS
R/W
0
1
0
1
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