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XRT83SH38
71
8-CHANNEL T1/E1/J1 SHORT-HAUL LINE INTERFACE UNIT
REV. 1.0.7
TABLE 50: POWER CONSUMPTION
VDD=3.3V ±5%, TA=25°C, UNLESS OTHERWISE SPECIFIED
MODE
SUPPLY
VOLTAGE
IMPEDANCE
RECEIVER
TRANSMITTER
TYP
MAX
UNIT
TEST
CONDITION
E1
3.3V
75
1:1
1:2
1.059
1.422
-
W
50% ones
100% ones
E1
3.3V
120
1:1
1:2
0.974
1.264
-
W
50% ones
100% ones
T1
3.3V
100
1:1
1:2
1.465
1.904
-
W
50% ones
100% ones
TABLE 51: E1 RECEIVER ELECTRICAL CHARACTERISTICS
VDD=3.3V ±5%, TA=25°C, UNLESS OTHERWISE SPECIFIED
PARAMETER
MIN
TYP
MAX
UNIT
TEST CONDITION
Receiver Loss of Signal
Number of consecutive zeros
before RLOS is declared
Input signal level at RLOS
RLOS clear
-
15
12.5
32
24
-
dB
% ones
Cable attenuation @ 1024kHz
ITU-G.775, ETSI 300 233
Receiver Sensitivity
(short haul
with cable loss)
11
-
dB
With nominal pulse amplitude of
3.0V for 120
and 2.37V for
75
with -18dB interference
signal added.
Input Impedance
-
13
-
k
Input Jitter Tolerance
1Hz
10kHz - 100kHz
37
0.2
-
UIp-p
ITU-G.823
Recovered Clock Jitter
Transfer Corner Frequency
Peaking Amplitude
-
36
-
-0.5
kHz
dB
ITU-G.736
Jitter Attenuator Corner Fre-
quency
JABW = 0
JABW = 1
-
10
1.5
-
Hz
ITU-G.736
Return Loss
51kHz - 102kHz
102kHz - 2048kHz
2048kHz - 3072kHz
14
20
16
-
dB
ITU-G.703