参数资料
型号: XRT81L27IV
厂商: Exar Corporation
文件页数: 5/30页
文件大小: 0K
描述: IC LIU EI 7CH 3.3V 128TQFP
标准包装: 72
应用: DECT
接口: 串行
电源电压: 3.3V
封装/外壳: 128-LQFP
供应商设备封装: 128-TQFP(14x20)
包装: 托盘
安装类型: 表面贴装
á
XRT81L27
SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
REV. 1.1.0
11
TABLE 5: PER CHANNEL POWER CONSUMPTION INCLUDING LINE POWER DISSIPATION, TRANSMISSION AND RECEIVE
PATHS ALL ACTIVE
PARAMETER
SYMBO
L
MIN
MAX
UNIT
CONDITIONS
Power Consumption
PC
-
107
mW
75
load, operating at 50% Mark Density
Power Consumption
PC
-
92
mW
120
load, operating at 50% Mark Density.
Power Consumption
PC
-
180
mW
75
load, operating at 100% Mark Density.
Power Consumption
PC
-
155
mW
120
load, operating at 100% Mark Density.
TABLE 6: RECEIVER ELECTRICAL CHARACTERISTICS
(VDD=3.3V + 5%, TA= -40°C to +85°C Unless Otherwise Specified)
PARAMETER
MIN
MAX
UNIT
TEST CONDITIONS
Receiver loss of signal:
Number of consecutive zeros
before LOS is set
Number of consecutive Zeros
before EXLOS is set
10
----
255
4096
bit
Input signal level at LOS
12
---
dB
Cable attenuation @1024KHz
LOS Delay
255
bit
ITU-G.775, ETSI 300 233
Hysteresis
2
dB
Receiver Sensitivity
11
----
dB
With nominal pulse amplitude of 3.0V for
120
and 2.37V for 75 application.
Interference Margin
-18
----
dB
With 6dB cable loss.
Input Impedance
10
----
K
Between RTIP or RRING to ground
Jitter Tolerance:
20 Hz
700Hz
10KHz 100KHz
10
5
0.3
----
UIpp
ITU G.823
Recovered Clock Jitter Transfer
Peaking Amplitude
----
0.5
dB
Corner Frequency = 36KHz
ITU G.736
Return Loss:
51KHz -- 102KHz
102KHz -- 2048KHz
2048KHz -- 3072KHz
14
20
16
----
dB
ITU-G.703
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