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XRT82D20IW Datasheet(PDF) 8 Page - Exar Corporation

Part # XRT82D20IW
Description  SINGLE CHANNEL E1 LINE INTERFACE UNIT
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Manufacturer  EXAR [Exar Corporation]
Direct Link  http://www.exar.com
Logo EXAR - Exar Corporation

XRT82D20IW Datasheet(HTML) 8 Page - Exar Corporation

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XRT82D20
7
SINGLE CHANNEL E1 LINE INTERFACE UNIT
REV. 1.0.8
ELECTRICAL CHARACTERISTICS
TABLE 1: RECEIVER CHARACTERISTICS
TA = 25°C, VDD = 3.3V± 5% or 5V± 5% Unless otherwise specified
PARAMETER
MIN.
TYP.
MAX
UNIT
Receiver Sensitivity
0.7
4.2
Vp
Interference Margin with -6db Cable Loss
-18
-14
-
dB
Input Impedance measured between RTIP or RRing to
ground
0.9
2.0
-
k
Recovered Clock Jitter Transfer Corner Frequency
Peaking Amplitude
-
-
18
0.1
36
0.5
kHz
dB
Jitter Attenuator Corner Frequency (-3dB curve)
-
20
40
Hz
Return Loss
51kHz-102kHz
102kHz-2048kHz
2048kHz-3072kHz
12
18
14
25
35
25
-
-
-
dB
dB
dB
TABLE 2: TRANSMITTER CHARACTERISTICS
TA = 25°C, VDD = 3.3V± 5% or 5V± 5% Unless otherwise specified
PARAMETER
MIN.
TYP.
MAX
UNIT
AMI Output Pulse Amplitude
75
Ω Application
120
Ω Application
2.14
2.70
2.37
3.00
2.60
3.30
V
V
Output Pulse Width
224
244
264
ns
Output Pulse Amplitude Ratio
0.9
1.0
1.1
Jitter Added by the Transmitter Output
-
0.025
0.050
UIpp
Output Return Loss:
51kHz -102kHz
102kHz-2048kHz
2048kHz-3072kHz
-
-
-
20
25
20
-
-
-
dB
dB
dB
TABLE 3: 3.3V POWER CONSUMPTION INCLUDING LINE POWER DISSIPATION, TRANSMISSION AND RECEIVE PATHS
ALL
ACTIVE
TA = -40° to 85°C, VDD = 3.3V± 5% Unless otherwise specified
SYMBO
L
PARAMETER
MIN.
TYP.
MAX
UNIT
CONDITIONS
PC
Power Consumption
-
100
140
mW
75
Ω load, operating at 50% Mark Density
PC
Power Consumption
-
92
130
mW
120
Ω load, operating at 50% Mark Density
PC
Power Consumption
-
150
190
mW
75
Ω load, operating at 100% Mark Density


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