TABLE 43: M" />
參數(shù)資料
型號: XRT83SH314IB
廠商: Exar Corporation
文件頁數(shù): 87/101頁
文件大?。?/td> 0K
描述: IC LIU T1/E1/J1 14CH 304TBGA
標準包裝: 27
類型: 線路接口裝置(LIU)
驅動器/接收器數(shù): 14/14
規(guī)程: T1,E1,J1
電源電壓: 3.135 V ~ 3.465 V
安裝類型: 表面貼裝
封裝/外殼: 304-BBGA
供應商設備封裝: 304-PBGA(31x31)
包裝: 托盤
XRT83SH314
82
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.4
TABLE 43: MICROPROCESSOR REGISTER 0XE1H BIT DESCRIPTION
TABLE 44: MICROPROCESSOR REGISTER 0XE2H BIT DESCRIPTION
GLOBAL REGISTER (0XE1H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
Reserved
This Register Bit is Not Used
R/W
0
D6
Reserved
This Register Bit is Not Used
R/W
0
D5
Reserved
This Register Bit is Not Used
R/W
0
D4
Reserved
This Register Bit is Not Used
R/W
0
D3
Reserved
This Register Bit is Not Used
R/W
0
D2
RxMUTE
Receiver Output Mute Enable
If RxMUTE is selected, RPOS/RNEG will be pulled "Low" for any
channel that experiences an RLOS condition. If an RLOS condi-
tion does not occur, RxMUTE will remain inactive.
0 = Disabled
1 = Enabled
R/W
0
D1
EXLOS
Extended Loss of Zeros
The number of zeros required to declare a Digital Loss of Signal is
extended to 4,096.
0 = Normal Operation
1 = Enables the EXLOS function
R/W
0
D0
ICT
In Circuit Testing
0 = Normal Operation
1 = Sets all output pins to "High" impedance for in circuit testing
R/W
0
GLOBAL REGISTER (0XE2H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D7
Reserved
This Register Bit is Not Used
R/W
0
D6
RxTCNTL
Receive Termination Select Control
This bit sets the LIU to control the RxTSEL function with either the
individual channel register bit or the global hardware pin.
0 = Control of the receive termination is set to the register bits
1 = Control of the receive termination is set to the hardware pin
R/W
0
D[5:0]
Reserved
These Bits are Reserved
R/W
0
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