5 MBd Link (HFBR-15X1/25X1)
System Performance 0 to 70°C unless otherwise specified.
High
Performance
5 MBd
Parameter
Data Rate
Link Distance
(Standard Cable)
Link Distance
(Improved Cable)
Propagation
Delay
Pulse Width
Distortion t
PLH
-t
PHL
t
PLH
t
PHL
t
D
Symbol
Min.
dc
19
27
22
27
Typ. Max. Units
5
MBd
48
53
80
50
30
140
140
m
m
m
m
ns
ns
ns
Conditions
BER
≤10
-9
, PRBS:2
7
-1
I
Fdc
= 60 mA
I
Fdc
= 60 mA, 25°C
I
Fdc
= 60 mA
I
Fdc
= 60 mA, 25°C
R
L
= 560
Ω,
C
L
= 30 pF
fiber length = 0.5 m
-21.6
≤P
R
≤-9.5
dBm
P
R
= -15 dBm
R
L
= 560
Ω,
C
L
= 30 pF
Ref.
Fig. 3
Note 3
Fig. 4
Note 3
Fig. 5, 8
Notes 1, 2
Fig. 5, 7
Notes:
1. The propagation delay for one metre of cable is typically 5 ns.
2. Typical propagation delay is measured at P
R
= -15 dBm.
3. Estimated typical link life expectancy at 40°C exceeds 10 years at 60 mA.
Figure 2. Typical 5 MBd interface circuit
100
100
I F – FORWARD CURRENT (mA)
50
40
30
20
OVERDRIVE
UNDERDRIVE
I F – FORWARD CURRENT (mA)
50
40
30
20
OVERDRIVE
UNDERDRIVE
10
0°C–70°C
25°C
0
10
20
30
40
50
10
0°C–70°C
25°C
0
10
20
30
40
50
60
5
5
– CABLE LENGTH – METRES
– CABLE LENGTH – METRES
Figure 3. Guaranteed system performance with standard cable (HFBR-15X1/25X1)
Figure 4. Guaranteed system performance with improved cable (HFBR-15X1/25X1)
5
AVAGO [ AVAGO TECHNOLOGIES LIMITED ]
