XRT73L04A
4 CHANNEL DS3/E3/STS-1 LINE INTERFACE UNIT
REV. 2.0.3
18
E
LECTRICAL
C
HARACTERISTICS
(C
ONTINUED
), (T
A
= 25
°
C, V
DD
= 3.3V + 5%,
UNLESS
OTHERWISE
SPECIFIED
)
L
INE
S
IDE
P
ARAMETERS
E3 A
PPLICATION
T
RANSMIT
C
HARACTERISTICS
(
SEE
S
YMBOL
P
ARAMETER
M
IN
.
T
YP
.
M
AX
U
NITS
Transmit Output Pulse Amplitude
(Measured at Secondary Output of Transformer)
0.9
1.0
1.1
Vpk
Transmit Output Pulse Amplitude Ratio
0.95
1.00
1.05
Transmit Output Pulse Width
12.5
14.55
16.5
ns
Transmit Output Pulse Width Ratio
0.95
1.00
1.05
Transmit Output Jitter with jitter-free input @ TxClk_(n)
0.02
0.05
UIpp
Receive Line Characteristics
Receive Sensitivity (Length of cable)
1200
1400
feet
Interference Margin
-20
-15
dB
Signal Level to Declare Loss of Signal
-35
dB
Signal Level to Clear Loss of Signal
-15
dB
Occurrence of LOS to LOS Declaration Time
10
255
UI
Termination of LOS to LOS Clearance Time
10
255
UI
Intrinsic Jitter (all “1’s” pattern)
0.02
UI
Jitter Tolerance @ Jitter Frequency = 100Hz
64
UI
Jitter Tolerance @ Jitter Frequency = 1kHz
30
UI
Jitter Tolerance @ Jitter Frequency = 10kHz
4
UI
Jitter Tolerance @ Jitter Frequency = 800kHz
0.15
0.20
UI
