11
Figure 11. Required 1 MBd Interface Circuit.
The HFBR-25X2 receiver can not be overdriven when using the
required interface circuit shown in Figure 11.
100
90
80
I F – FORWARD CURRENT (mA)
I F – FORWARD CURRENT (mA)
100
90
80
70
60
50
40
HFBR-15X4/25X4
30
0°C–70°C
25°C
0
10
20
30
70
60
50
40
HFBR-15X4/25X4
30
0°C–70°C
25°C
0
5
10
15
20
25
20
20
– CABLE LENGTH – METRES
– CABLE LENGTH – METRES
Figure 12. Guaranteed System Performance for the
HFBR-15X4/25X4 Link with Standard Cable.
Figure 13. Guaranteed System Performance for the
HFBR-15X4/25X4 Link with Improved Cable.
100
100
I
F
– FORWARD CURRENT (mA)
50
40
30
20
UNDERDRIVE
10
0°C–70°C
25°C
I
F
– FORWARD CURRENT (mA)
50
40
30
20
UNDERDRIVE
10
0°C–70°C
25°C
0
10
20
30
40
50
60
5
0
10
20
30
5
40
50
– CABLE LENGTH – METRES
– CABLE LENGTH – METRES
Figure 14. Guaranteed System Performance for the
HFBR-15X2/25X2 Link with Standard Cable.
Figure 15. Guaranteed System Performance for the
HFBR-15X2/25X2 Link with Improved Cable.
AGILENT [ AGILENT TECHNOLOGIES, LTD. ]
