NOTE: VDD=3" />
參數(shù)資料
型號(hào): XRT83SH314IB-F
廠商: Exar Corporation
文件頁(yè)數(shù): 18/101頁(yè)
文件大?。?/td> 0K
描述: IC LIU T1/E1/J1 14CH 304TBGA
標(biāo)準(zhǔn)包裝: 27
類(lèi)型: 線路接口裝置(LIU)
驅(qū)動(dòng)器/接收器數(shù): 14/14
規(guī)程: T1,E1,J1
電源電壓: 3.135 V ~ 3.465 V
安裝類(lèi)型: 表面貼裝
封裝/外殼: 304-BBGA
供應(yīng)商設(shè)備封裝: 304-PBGA(31x31)
包裝: 托盤(pán)
XRT83SH314
19
REV. 1.0.4
14-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
NOTE: VDD=3.3V ±5%, TA=25°C, Unless Otherwise Specified
2.2.1
Receive Sensitivity
To meet short haul requirements, the XRT83SH314 can accept T1/E1/J1 signals that have been attenuated by
12dB of flat loss in E1 mode or by 655 feet of cable loss along with 6dB of flat loss in T1 mode. However, the
XRT83SH314 can tolerate cable loss and flat loss beyond the industry specifications. The receive sensitivity in
the short haul mode is approximately 4,000 feet without experiencing bit errors, LOF, pattern synchronization,
etc.
Although data integrity is maintained, the RLOS function (if enabled) will report an RLOS condition
according to the receiver loss of signal section in this datasheet. The test configuration for measuring the
receive sensitivity is shown in Figure 8.
FIGURE 8. TEST CONFIGURATION FOR MEASURING RECEIVE SENSITIVITY
TABLE 4: 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
Network
Analyzer
E1 = PRBS 215 - 1
T1 = PRBS 223 - 1
External Loopback
XRT83SH314
14-Channel
Long Haul LIU
Cable Loss
Flat Loss
Tx
Rx
W&G ANT20
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