XRT75L02 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'XRT75L02' PDF : 50 Pages View PDF
XRT75L02
TWO CHANNEL E3/DS3/STS-1 LINE INTERFACE UNIT WITH JITTER
xr
REV. 1.0.3
TABLE 6: DS3 PULSE MASK EQUATIONS
TIME IN UNIT INTERVALS
-0.85 < T < -0.36
-0.36 < T < 0.36
LOWER CURVE
NORMALIZED AMPLITUDE
- 0.03
0.5
1+
sin
-π-
2
1
+
0----.T-1----8--
– 0.03
0.36 < T < 1.4
-0.85 < T < -0.68
-0.68 < T < 0.36
- 0.03
UPPER CURVE
0.03
0.5
1+
sin
-π-
2
1
+
0----.-T-3---4--
+ 0.03
0.36 < T < 1.4
0.08 + 0.407 x e-1.84[T-0.36]
TABLE 7: DS3 TRANSMITTER LINE SIDE OUTPUT AND RECEIVER LINE SIDE INPUT SPECIFICATIONS (GR-499)
PARAMETER
MIN
TYP
TRANSMITTER LINE SIDE OUTPUT CHARACTERISTICS
Transmit Output Pulse Amplitude
(measured with TxLEV = 0)
Transmit Output Pulse Amplitude
0.90
(measured with TxLEV = 1)
Transmit Output Pulse Width
10.10
Transmit Output Pulse Amplitude Ratio
0.90
RECEIVER LINE SIDE INPUT CHARACTERISTICS
Receiver Sensitivity (length of cable)
900
Jitter Tolerance @ 400 KHz (Cat II)
0.75
1.00
11.18
1.00
1100
0.60
MAX
1.10
12.28
1.10
UNITS
Vpk
Vpk
ns
feet
UIpp
NOTE: The above values are at
TA = 250C and VDD = 3.3V ± 5%.
21
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