参数资料
型号: XRT83VSH314IB
厂商: Exar Corporation
文件页数: 63/80页
文件大小: 0K
描述: IC LIU SH T1/E1/J1 14CH 304TBGA
标准包装: 27
类型: 线路接口装置(LIU)
驱动器/接收器数: 14/14
规程: T1,E1,J1
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 304-BBGA
供应商设备封装: 304-PBGA(31x31)
包装: 托盘
XRT83VSH314
63
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.1
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
TABLE 42: MICROPROCESSOR REGISTER 0XE2H BIT DESCRIPTION
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
TABLE 43: MICROPROCESSOR REGISTER 0XE3H BIT DESCRIPTION
GLOBAL REGISTER (0XE3H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
D[7:4]
Reserved
These Register Bits are Not Used
R/W
0
D3
D2
SL<1>
SL<0>
Slicer Level Select
00 = 60%
01 = 65%
10 = 70%
11 = 55%
R/W
0
D[7:0]
Reserved
These Register Bits are Not Used
R/W
0
TABLE 41: MICROPROCESSOR REGISTER 0XE1H BIT DESCRIPTION
GLOBAL REGISTER (0XE1H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
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