MAX3656(2010) Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Fabricante
MAX3656 Datasheet PDF : 15 Pages
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155Mbps to 2.5Gbps Burst-Mode
Laser Driver
BEN+
BEN-
IBIAS
+
IMOD
ENABLE DELAY
BEN ±MIDPOINT
10% OF IBIAS
IFINAL × 110%
IFINAL
IFINAL × 90%
DISABLE DELAY
Figure 1. Enable and Disable Delay Times
VCC
22.1Ω
OUT-
MAX3656
OUT+
BIAS+
BIAS-
49.9Ω VCC
22.1Ω
IMOD
Z0 = 50Ω
VCC
26.7Ω
IBIAS
Z0 = 50Ω
121Ω VCC
OSCILLOSCOPE
50Ω
50Ω
26.7Ω
35.7Ω
Figure 2. Output Termination for Characterization
(TA = +25°C, unless otherwise noted.)
OPTICAL EYE DIAGRAM
(155.52Mbps, 117MHz FILTER,
PATTERN = 223 - 1 PRBS)
MAX3656 toc01
Typical Operating Characteristics
OPTICAL EYE DIAGRAM
(622.08Mbps, 467MHz FILTER,
PATTERN = 223 - 1 PRBS)
MAX3656 toc02
OPTICAL EYE DIAGRAM
(1.24416Gbps, 933MHz FILTER,
PATTERN = 223 - 1 PRBS)
MAX3656 toc03
EXCELIGHT SLT2886-LR LASER
AVERAGE OPTICAL POWER = -6dBm
EXTINCTION RATIO = 15dB
MASK MARGIN = 45%
EXCELIGHT SLT2886-LR LASER
AVERAGE OPTICAL POWER = -6dBm
EXTINCTION RATIO = 15dB
MASK MARGIN = 40%
EXCELIGHT SLT2886-LR LASER
AVERAGE OPTICAL POWER = -6dBm
EXTINCTION RATIO = 12dB
MASK MARGIN = 31%
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