参数资料
型号: XRT83SH314IB
厂商: Exar Corporation
文件页数: 8/101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-BBGA
供应商设备封装: 304-PBGA(31x31)
包装: 托盘
XRT83SH314
10
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.4
CONTROL FUNCTION
NAME
PIN
TYPE
DESCRIPTION
TEST
D4
I
Factory Test Mode
For normal operation, the TEST pin should be tied to ground.
NOTE: Internally pulled "Low" with a 50k
resistor.
ICT
A2
I
In Circuit Testing
When this pin is tied "Low", all output pins are forced to "High" impedance for
in circuit testing.
NOTE: Internally pulled "High" with a 50K
resistor.
CLOCK SECTION
NAME
PIN
TYPE
DESCRIPTION
MCLKin
A6
I
Master Clock Input
The master clock input can accept a wide range of inputs that can be used to
generate T1 or E1 clock rates on a per channel basis. See the register map for
details.
8kHzOUT
D8
O
8kHz Output Clock
MCLKE1out
A5
O
2.048MHz Output Clock
MCLKE1Nout
A4
O
2.048MHz, 4.096MHz, 8.192MHz, or 16.384MHz Output Clock
See the register map for programming details.
MCLKT1out
A7
O
1.544MHz Output Clock
MCLKT1Nout
B8
O
1.544MHz, 3.088MHz, 6.176MHz, or 12.352MHz Output Clock
See the register map for programming details.
JTAG SECTION
NAME
PIN
TYPE
DESCRIPTION
ATP_TIP
ATP_RING
D21
K21
I/O
Analog Test Pin_TIP
Analog Test Pin_RING
These pins are used to check continuity of the Transmit and Receive TIP and
RING connections on the assembled board.
See
more detailed description.
TMS
E4
I
Test Mode Select
This pin is used as the input mode select for the boundary scan chain.
TCK
B1
I
Test Clock Input
This pin is used as the input clock source for the boundary scan chain.
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