MAX3646 데이터 시트보기 (PDF) - Maxim Integrated
부품명
상세내역
제조사
MAX3646 Datasheet PDF : 15 Pages
| |||
155Mbps to 622Mbps SFF/SFP
Laser Driver with Extinction Ratio Control
Typical Operating Characteristics
(VCC = +3.3V, CAPC = 0.01µF, IBIAS = 20mA, IMOD = 30mA, TA = +25°C, unless otherwise noted.)
OPTICAL EYE DIAGRAM
(622.08Mbps, 27 - 1 PRBS, 467MHz FILTER)
MAX3646 toc01
1310nm FP LASER
re = 8.2dB
OPTICAL EYE DIAGRAM
(155Mbps, 27 - 1 PRBS, 117MHz FILTER)
MAX3646 toc02
1310nm FP LASER
re = 8.2dB
ELECTRICAL EYE DIAGRAM
(IMOD = 30mA, 622.08MHz, 27 - 1 PRBS)
MAX3646 toc03
2pF BETWEEN OUT+
AND OUT-
75mV/div
270ps/div
1ns/div
320ps/div
SUPPLY CURRENT (ICC) vs. TEMPERATURE
(EXCLUDES BIAS AND MODULATION CURRENTS)
60
55
3.63V
50
45
40
3.3V
2.97V
35
30
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
MODULATION CURRENT vs. RMODSET
90
80
70
60
50
40
30
20
10
0
1
10
100
RMODSET (kΩ)
BIAS-CURRENT MONITOR RATIO
vs. TEMPERATURE
90
88
86
84
82
80
78
76
74
72
70
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
PHOTODIODE CURRENT vs. RAPCSET
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0.1
1
10
100
RAPCSET (kΩ)
PHOTOCURRENT MONITOR RATIO
vs. TEMPERATURE
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (°C)
DETERMINISTIC JITTER vs.
MODULATION CURRENT
100
155mbps
90
80
70
60
50
40
30
20
0
10 20 30 40 50 60 70 80 90
IMOD (mA)
4 _______________________________________________________________________________________
Share Link: 