Figure 25-7. e1 transmit pulse template, Figure 25-8. t1 transmit pulse template – Rainbow Electronics DS21458 User Manual
Page 176
DS21455/DS21458 Quad T1/E1/J1 Transceivers
176 of 270
Figure 25-7. E1 Transmit Pulse Template
Figure 25-8. T1 Transmit Pulse Template
0
-0.1
-0.2
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
0
TIME (ns)
SCALED
AMP
L
IT
UD
E
50
100
150
200
250
-50
-100
-150
-200
-250
269ns
194ns
219ns
(in 75
oh
m
s
ys
te
m
s,
1
.0 on
t
he s
cal
e
=
2.
37
V
p
ea
k
in
12
0 oh
m
s
ys
tem
s,
1.
0
on
th
e s
ca
le
=
3
.0
0
V
pea
k)
G.703
Template
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
-500
-300
-100
0
300
500
700
-400
-200
200
400
600
100
TIME (ns)
N
O
RM
AL
IZ
E
D
AM
PL
IT
U
D
E
T1.102/87, T1.403,
CB 119 (Oct. 79), &
I.431 Template
-0.77
-0.39
-0.27
-0.27
-0.12
0.00
0.27
0.35
0.93
1.16
-500
-255
-175
-175
-75
0
175
225
600
750
0.05
0.05
0.80
1.15
1.15
1.05
1.05
-0.07
0.05
0.05
-0.77
-0.23
-0.23
-0.15
0.00
0.15
0.23
0.23
0.46
0.66
0.93
1.16
-500
-150
-150
-100
0
100
150
150
300
430
600
750
-0.05
-0.05
0.50
0.95
0.95
0.90
0.50
-0.45
-0.45
-0.20
-0.05
-0.05
UI
Time Amp.
MAXIMUM CURVE
UI
Time Amp.
MINIMUM CURVE