XRT5897 Datasheet, PDF (7/21 Pages) Exar Corporation – Seven-Channel E1 Line Interface

XRT5897
ELECTRICAL CHARACTERISTICS
Test Conditions: V_CC = 3.3V + 5%, T_A = -40 to 25 to 75°C, Unless Otherwise Specified
Symbol Parameter
DC Electrical Characteristics
Parameters
V_CC
Inputs
Voltage Supply
V_IH
V_IL
Outputs
Input High Level
Input Low Level
V_OH
Output High Level
V_OL
Output Low Level
Receiver Specifications
RX_CL
Allowable Cable Loss
Min.
Typ.
Max.
3.135
3.3
3.465
2.0
5.0
0.8
2.4
0.4
0
12
RX_IM
Interference Margin
-15
RX_XI
Receiver Slicing Threshold
45
RX_LOSSET
RX_LOSCLR
LOS Must Be Set If RX Sig.
Atten. ² 32dB (For Any Valid
Data Pattern)
LOS Must Be Cleared If RX Sig.
Atten. < 9dB
RX_LOSHYST Hysteresis on Input Data
RX_IN
Input Impedance
5
Jitter Tolerance:
20Hz
10
700Hz
5
10kHz -- 100kHz
0.3
Return Loss:
51khz -- 102kHz
14
102kHz -- 2048kHz
20
2048kHz -- 3072kHz
16
Power Specifications V_CC = 3.3V
P_D
Power Dissipation
P_D
Power Dissipation
P_C
Power Consumption 75W
P_C
Power Consumption 75W
-12
50
55
15
13
2
715
117
1260
880
920
155
1465
1065
Unit Conditions
V
3.3V operation
V
V
V
I_OH = -4mA
V
I_OL = 4mA
dB Cable loss at 1.024MHz (Relative
to 0dB = 2.37Vp measured from
RTIP or RRING to ground).
dB With 6dB cable loss
% % of peak input voltage at -3dB
cable loss
dB Relative to 0dB = 2.37Vp
Measured from RTIP or RRING to
ground.
dB Relative to 0dB = 2.37Vp
measured from RTIP or RRING to
ground.
dB For LOS output state change
kW Up to 3.072MHz (Measured from
RTIP or RRING to ground).
UIpp
UIpp
UIpp
dB Per ITU--T G.703
dB
dB
mW All 1’s Transmit and Receive 75W
mW All Drivers Power Down
mW All 1’s Transmit and Receive
mW 50% data density, Transmit and Re-
ceive
Rev. 1.11
7