参数资料
型号: XRT83L314IB-L
厂商: Exar Corporation
文件页数: 73/84页
文件大小: 0K
描述: IC LIU 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-LBGA
供应商设备封装: 304-TBGA(31x31)
包装: 托盘
XRT83L314
14-CHANNEL T1/E1/J1 LONG-HAUL/SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
71
D5
ALLT1/E1
T1/E1 Control
This bit is used to reduce system noise and power consumption. If
the ALL T1/E1 mode is enabled, all output clock references
(excluding the 8kHzout in E1 mode only) are internally shut off. By
default, the ALL T1/E1 mode is enabled.
0 = Enabled (reduce clock switching and power consumption)
1 = Disabled (all clock references are available)
R/W
0
D4
TCLKCNL
Transmit Clock Control
This bit is used to select the transmit output activity at TTIP/TRING
when TCLK is either pulled "Low", pulled "High", or missing.
0 = Transmit All Zeros
1 = TAOS (Transmit All Ones)
R/W
0
D3
D2
D1
D0
CLKSEL3
CLKSEL2
CLKSEL1
CLKSEL0
Clock Input Select
CLKSEL[3:0] is used to select the input clock source used as the
internal timing reference.
0000 = 2.048 MHz
0001 = 1.544 MHz
0010 = 8 kHz
0011 = 16 kHz
0100 = 56 kHz
0101 = 64 kHz
0110 = 128 kHz
0111 = 256 kHz
1000 = 4.096 Mhz
1001 = 3.088 Mhz
1010 = 8.192 Mhz
1011 = 6.176 Mhz
1100 = 16.384 Mhz
1101 = 12.352 Mhz
1110 = 2.048 Mhz
1111 = 1.544 Mhz
R/W
0
GLOBAL REGISTER (0XE9H)
BIT
NAME
FUNCTION
Register
Type
Default
Value
(HW reset)
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