HFBR-1402C HP [Agilent(Hewlett-Packard)], HFBR-1402C Datasheet - Page 12

• Manufacturer Part Number: HFBR-1402C
• Description: Components is Designed to Provide cost effective, High performance fiber optic communication links
• Manufacturer: HP [Agilent(Hewlett-Packard)]

Figure 3. HFBR-1414/HFBR-2412 Link Design
Limits with 62.5/125 µm Cable.
Figure 6. Propagation Delay through System
with One Meter of Cable.
Figure 8. System Propagation Delay Test Circuit and Waveform Timing Definitions.
12
-10
-11
75
70
65
60
55
50
45
40
35
30
25
20
-1
-2
-3
-4
-5
-6
-7
-8
-9
-22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12
0
0
OVERDRIVE
P R – RECEIVER POWER – dBm
PULSE
GEN
LINK LENGTH (km)
CABLE ATTENUATION
t PLH (TYP) @ 25˚C
t PHL (TYP) @ 25˚C
½ 75451
MIN (-40 ˚C, +85 ˚C)
TYP (+25 ˚C)
MAX (-40 ˚C, +85 ˚C)
UNDERDRIVE
HFBR-2412 RECEIVER
-40 ˚C, +85 ˚C
2
P
WORST CASE
T
- FROM 1-METER
1N4150
TYPICAL +25 ˚C
I
UNDERDRIVE
10 W
F
TEST CABLE
10 W
2, 6, 7
R
+15 V
S
dB/km
4
1.5
2.8
3
TRANSMITTER
4
60
50
40
30
20
10
6
RESISTOR VALUE AS NEEDED FOR
SETTING OPTICAL POWER OUTPUT
FROM RECEIVER END OF TEST CABLE
7 & 3
6
2
Figure 4. HFBR-14x2/HFBR-24x2 Link Design
Limits with 100/140 µm Cable.
Figure 7. Typical Distortion of Pseudo Random
Data at 5 Mb/s.
0.1 µF
R
55
50
45
40
35
30
25
20
-10
-11
L
-22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12
-1
-2
-3
-4
-5
-6
-7
-8
-9
0
0
560
+5 V
OVERDRIVE
15 pF
P R – RECEIVER POWER – dBm
INPUT (I
OUTPUT
1
LINK LENGTH (km)
+
CABLE ATTENUATION
MIN (-40 ˚C, +85 ˚C)
TYP (+25 ˚C)
MAX (-40 ˚C, +85 ˚C)
UNDERDRIVE
F
V
-40 ˚C, +85 ˚C
)
O
WORST CASE
EQUIPMENT
2
ANALYSIS
eg. SCOPE
TIMING
TYPICAL +25 ˚C
UNDERDRIVE
3
V
INPUT
I
P
F
O
dB/km
5.5
1.0
3.3
T
1.5 V
50%
50%
5 V
MAX
0
t
4
PHL
60
50
40
30
20
10
6
100 ns
t
PHLT
Figure 5. HFBR-14x4/HFBR-24x2 Link Design
Limits with 50/125 µm Cable.
-3
-1
-2
-4
-5
-6
0
MIN
0
t
PHL
PULSE REPETITION
FREQ = 1 MHz
0.4
WORST CASE
-40˚C, +85˚C
UNDERDRIVE
CABLE ATTENUATION
α MAX (-40˚C, +85˚C)
α MIN (-40˚C, +85˚C)
α TYP (-40˚C, +85˚C)
LINK LENGTH (km)
0.8
1.2
TYPICAL 26˚C
UNDERDRIVE
1.6
MAX
100 ns
t
t
PHL
PHLT
dB/km
2.8
4
1
2
MIN
50
40
30
20
60
t
PHL