XRT73L03 Datasheet, PDF (23/62 Pages) Exar Corporation – 3 CHANNEL E3/DS3/STS-1 LINE INTERFCE UNIT

áç
PRELIMINARY
3 CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT XRT73L03
REV. P1.0.13
ELECTRICAL CHARACTERISTICS (CONTINUED), (TA = 25⁰C, VDD = 3.3 + 5%, UNLESS OTHERWISE SPECIFIED)
Line Side Parameters DS3 Application
Transmit Characteristics (see Figure 4)
SYMBOL
PARAMETER
MIN.
TYP.
MAX
UNITS
Transmit Output Pulse Amplitude
(Measured at 0 feet, TxLEV=0, see Figure 3)
0.68
0.75
0.85
Vpk
Transmit Output Pulse Amplitude
(Measured at 0 feet, TxLEV=1, see Figure 3)
0.9
1.0
1.1
Vpk
Transmit Output Pulse Width
10.10
11.18
12.28
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
Receive Intrinsic Jitter (All One’s Pattern)
TBD
UI
Receive Intrinsic Jitter (Using PRBS 2^23-1 Pattern)
TBD
UI
Signal Level to Declare Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 1)
70
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 1)
Signal Level to Declare Loss of Signal
(LOSTHR(n) = 1, REQEN(n) = 1)
Signal Level to Clear Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 1)
200
mV
35
mV
80
mV
Signal Level to Declare Loss of Signal (LOSTHR(n) = 0,
REQEN(n) = 0)
50
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 0,
155
130
mV
REQEN(n) = 0)
Signal Level to Declare Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 0)
25
mV
Signal Level to Clear Loss of Signal (LOSTHR(n) = 1,
REQEN(n) = 0)
55
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
20