参数资料
型号: XRT75L04DIV-F
厂商: Exar Corporation
文件页数: 10/98页
文件大小: 0K
描述: IC LIU E3/DS3/STS-1 4CH 176TQFP
标准包装: 72
类型: 线路接口装置(LIU)
驱动器/接收器数: 4/4
规程: DS3,E3,STS-1
电源电压: 3.135 V ~ 3.465 V
安装类型: 表面贴装
封装/外壳: 176-LQFP
供应商设备封装: 176-TQFP(24x24)
包装: 托盘
XRT75L04D
á
FOUR CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH SONET DESYNCHRONIZER
REV. 1.0.1
14
84
INT
LOSMUT
I/O
INTERRUPT Output:
This pin functions as Interrupt Output for Serial Interface. A transition to “Low”
indicates that an interrupt has been generated by the Serial Interface. The inter-
rupt function can be disabled by setting the interrupt enable bit to “0” in the
Channel Control Register.
NOTES:
1.
In Hardware mode, this pin functions as LOSMUT.
2.
This pin will remain asserted “Low” until the interrupt is serviced.
133
RESET
I
Register Reset:
Setting this input pin "Low" causes the XRT75L04D to reset the contents of the
Command Registers to their default settings and default operating configuration
NOTE: This pin is internally pulled up.
JITTER ATTENUATOR INTERFACE
PIN #SIGNAL NAME
TYPE
DESCRIPTION
154
JA1
I
Jitter Attenuator Select 1:
In Hardware Mode, this pin along with the pin JA0 configures the Jitter Attenua-
tor as shown in the table.
NOTE: This pin is internally pulled down.
155
JATx/Rx
I
Jitter Attenuator Path Select
In Hardware Mode, tie this pin “High” to select the Jitter Attenuator in the Trans-
mit Path . Connect this pin “Low” to select the Jitter Attenuator in the Receive
Path. This applies to all4 channels.
NOTE: This pin is internally pulled down.
153
JA0
I
Jitter Attenuator Select 0:
In Hardware Mode, this pin along with pin 154 configures the Jitter Attenuator
as shown in the above table f.
NOTE: This pin is internally pulled down.
ANALOG POWER AND GROUND
PIN #SIGNAL NAME
TYPE
DESCRIPTION
43
TxAVDD_0
****
Transmitter Analog 3.3 V ± 5% VDD - Channel 0
31
TxAVDD_1
****
Transmitter Analog 3.3 V ± 5% VDD - Channel 1
SERIAL MICROPROCESSOR INTERFACE
JA0
0
Mode
16 bit FIFO
32 bit FIFO
JA1
0
1
128 bit FIFO
0
1
Disable Jitter
Attenuator
相关PDF资料
PDF描述
XRT75L04IV-F IC LIU E3/DS3/STS-1 4CH 176LQFP
XRT75L06DIB-F IC LIU E3/DS3/STS-1 6CH 217BGA
XRT75L06IB-F IC LIU E3/DS3/STS-1 6CH 217BGA
XRT75R03DIV-F IC LIU E3/DS3/STS-1 3CH 128LQFP
XRT75R03IV-F IC LIU E3/DS3/STS-1 3CH 128LQFP
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