NOTE: VDD=3.3V ±5" />
參數資料
型號: XRT83SL216IB
廠商: Exar Corporation
文件頁數: 10/42頁
文件大小: 0K
描述: IC LIU SH E1 16CH 289STBGA
標準包裝: 84
類型: 線路接口裝置(LIU)
驅動器/接收器數: 16/16
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: 289-LFBGA
供應商設備封裝: 289-STBGA(15x15)
包裝: 托盤
XRT83SL216
16
16-CHANNEL E1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.0
NOTE: VDD=3.3V ±5%, TA=25°C, Unless Otherwise Specified
1.3
Receive Sensitivity
To meet short haul requirements, the XRT83SL216 can accept E1 signals that have been attenuated by 11dB
of flat loss in E1 mode. The test configuration for measuring the receive sensitivity is shown in Figure 6.
FIGURE 6. TEST CONFIGURATION FOR MEASURING RECEIVE SENSITIVITY
1.4
General Alarm Detection and Interrupt Generation
The receive path detects RLOS and AIS. These alarms can be individually masked to prevent the alarm from
triggering an interrupt. To enable interrupt generation, the Global Interrupt Enable (GIE) bit must be set "High"
in the appropriate global register. Any time a change in status occurs (if the alarms are enabled), the interrupt
pin will pull "Low" to indicate an alarm has occurred. Once the status registers have been read, the INT pin will
return "High". The status registers are Reset Upon Read (RUR).
NOTE: The interrupt pin is an Open-Drain output that requires a 10k
pull-up resistor.
TABLE 1: TIMING SPECIFICATIONS FOR RCLK/RPOS/RNEG
PARAMETER
SYMBOL
MIN
TYP
MAX
UNITS
RCLK Duty Cycle
RCDU
45
50
55
%
Receive Data Setup Time
RSU
150
-
ns
Receive Data Hold Time
RHO
150
-
ns
RCLK to Data Delay
RDY
-
40
ns
RCLK Rise Time (10% to 90%)
with 25pF Loading
RCLKR
-
40
ns
RCLK Fall Time (90% to 10%)
with 25pF Loading
RCLKF
-
40
ns
Ne twork
Analyze r
E1 = PRBS 215 - 1
Exte rnalLoopback
XRT83SL216
16-Channe l
Short Haul LIU
FlatLoss
Tx
Rx
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