XRT73L03 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT73L03' PDF : 62 Pages View PDF
XRT73L03 3 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT
REV. P1.0.13
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PRELIMINARY
ELECTRICAL CHARACTERISTICS (CONTINUED), (TA = 250C, VDD = 3.3 + 5%, UNLESS OTHERWISE SPECIFIED)
Line Side Parameters Sonet STS-1 Application
Transmit Characteristics (See Figure 4)
SYMBOL
PARAMETER
MIN.
TYP.
MAX
UNITS
Transmit Output Pulse Amplitude
(Measured with TxLEV=0, see Figure 1)
0.68
0.75
0.85
Vpk
Transmit Output Pulse Amplitude
(Measured with TxLEV=1, see Figure 1)
0.93
0.98
1.08
Vpk
Transmit Output Pulse Width
8.6
9.65
10.6
ns
Transmit Output Pulse Amplitude Ratio
0.9
1.0
1.1
Transmit Output Jitter with jitter-free input @ TxClk(n)
0.02
0.05
UI
Receive Line Characteristics (See Figure 5)
Receive Sensitivity (Length of Table)
1000
feet
Signal Level to Declare Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 1)
90
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 1)
240
mV
Signal Level to Declare Loss of Signal
(LOSTHR(n) = 1, REQEN(n) = 1)
35
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 1)
90
mV
Signal Level to Declare Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 0)
70
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 0)
190
mV
Signal Level to Declare Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 0)
35
90
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 0)
65
mV
Intrinsic Jitter (As Measured at the RxClk(n) Output Pin)
TBD
UI
Jitter Transfer Function, -3dB Frequency
TBD
kHz
Jitter Transfer Function, Peak Gain
TBD
dB
Jitter Tolerance @ Jitter Frequency = 100Hz
TBD
UI
Jitter Tolerance @ Jitter Frequency = 1kHz
TBD
UI
Jitter Tolerance @ Jitter Frequency = 10kHz
TBD
UI
Jitter Tolerance @ Jitter Frequency = 800kHz
TBD
UI
19
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