XRT81L27 Datasheet, PDF (13/30 Pages) Exar Corporation – SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY

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XRT81L27
SEVEN CHANNEL E1 LINE INTERFACE UNIT WITH CLOCK RECOVERY
REV. 1.1.0
TABLE 5: PER CHANNEL POWER CONSUMPTION INCLUDING LINE POWER DISSIPATION, TRANSMISSION AND RECEIVE
PATHS ALL ACTIVE
PARAMETER
SYMBO _MIN
L
MAX
UNIT
CONDITIONS
Power Consumption PC
-
107
mW 75Ω load, operating at 50% Mark Density
Power Consumption PC
-
92
mW 120Ω load, operating at 50% Mark Density.
Power Consumption PC
-
180
mW 75Ω load, operating at 100% Mark Density.
Power Consumption PC
-
155
mW 120Ω load, operating at 100% Mark Density.
TABLE 6: RECEIVER ELECTRICAL CHARACTERISTICS
(VDD=3.3V + 5%, T_A= -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
10
255
bit
Number of consecutive Zeros
before EXLOS is set
Input signal level at LOS
LOS Delay
Hysteresis
Receiver Sensitivity
Interference Margin
Input Impedance
Jitter Tolerance:
20 Hz
700Hz
10KHz ¾100KHz
Recovered Clock Jitter Transfer
Peaking Amplitude
Return Loss:
51KHz -- 102KHz
102KHz -- 2048KHz
2048KHz -- 3072KHz
----
4096
12
---
255
2
11
----
-18
----
10
----
dB
Cable attenuation @1024KHz
bit
ITU-G.775, ETSI 300 233
dB
dB
With nominal pulse amplitude of 3.0V for
120Ω and 2.37V for 75Ω application.
dB
With 6dB cable loss.
KΩ
Between RTIP or RRING to ground
10
5
----
UIpp ITU G.823
0.3
----
0.5
Corner Frequency = 36KHz
dB
ITU G.736
14
----
20
----
16
----
dB
ITU-G.703
dB
dB
11