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XRT86VX38
44
REV. 1.0.2
OCTAL T1/E1/J1 FRAMER/LIU COMBO - HARDWARE DESCRIPTION
TABLE 4: E1 RECEIVER ELECTRICAL CHARACTERISTICS
VDDIO = 3.3V + 5% , VDDCORE = 1.8V + 5%, TA= -40° to 85°C, unless otherwise specified
PARAMETER
MIN.
TYP.
MAX.
UNIT
TEST CONDITIONS
Receiver loss of signal:
Number of consecutive zeros before
RLOS is set
Input signal level at RLOS
RLOS De-asserted
15
12.5
32
20
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 applica-
tion.
Receiver Sensitivity
(Long Haul with cable loss)
0
43
dB
With nominal pulse amplitude of 3.0V
for 120
and 2.37V for 75 applica-
tion.
Input Impedance
15
k
Input Jitter Tolerance:
1 Hz
10kHz-100kHz
37
0.3
UIpp
ITU G.823
Recovered Clock Jitter
Transfer Corner Frequency
Peaking Amplitude
-20
0.5
kHz
dB
ITU G.736
Jitter Attenuator Corner Fre-
quency (-3dB curve) (JABW=0)
(JABW=1)
-10
1.5
-Hz
Hz
ITU G.736
Return Loss:
51kHz - 102kHz
102kHz - 2048kHz
2048kHz - 3072kHz
12
8
--
dB
ITU-G.703