Page 7 - EMCORE-Broadband-Fiber-Optics-Brochure

1550 nm Fiber Optic Transmission

TRANSmiTTeRS SubASSemblieS & fibeR oPTic AmPlifieRS

3644 Mini-Tx 1.2 GHz, 1550 nm DOCSIS 3.1 L-EML TM 1550 nm Transmission Highlights
TM
CATV Transmitter Subassembly Mini-Tx
LINEAR EML
n Breakthrough Linear Externally Modulated
TM
EMCORE’s Model 3644 mini-transmitter card is a Laser (L-EML ) technology
linear externally-modulated 1550 nm transmitter NEW! n Supports long distance links up to 100 km
subassembly optimized for the 190CW channel n Optimized RF integration of predistorter,
plan with an operation bandwidth to 1.2 GHz. amplifiers and laser
The source laser utilizes EMCORE’s industry-leading 1550 nm,
high-power, low-noise, narrow linewidth Linear Externally n Exceptional Modulation Error Ratio (MER)
Modulated Laser (L-EML ). The 3644 is designed to support of 44 dB
TM
traditional HFC, multi-wavelength node splitting, RFoG and RF n Compact shape fits into a variety of
overlay for FTTP applications. transmitter platforms
n “Plug and Play” assembly reduces
The platform supports RF loads of analog, QAM and OFDM to 1218 MHz. Integrated within the manufacturing costs
design is EMCORE’s patented predistortion technology to provide outstanding noise and distortion n DOCSIS 3.1 compatible
performance. The 3644 Mini-Tx achieves an exceptional MER of 44 dB across the entire operating
band under full QAM load conditions. There is an RF test port on-board with monitor and control via MAFA Series EDFA
an RS-232 interface. n Low noise figure (Typ < 4.5 dB)
n Pin: -10 dBm to +12 dBm
MAFA Series EDFA Gain Modules n Pout: +14 dBm to +24.5 dBm
n Input/output isolation > 40/40 dB
EMCORE’s MAFA series EDFA gain modules are designed to n RS-232 monitor & control interface
meet the most demanding noise performance requirements
and perform all the functions required of an optical amplifier n Compact size for tight space environments
for system integration. MAFA series EDFA gain modules pro-
vide input and output optical isolation for stable, low noise
operation. The input and output optical signal power levels Mini-Tx Applications
are detected for monitoring and control. The input optical n OEM CATV transmitter integration
signal is amplified with active gain control for a constant n DWDM node splitting
output power level, or with active output power control for n High MER performance links for HFC
constant gain mode operation.
n Forward path RFoG and RF overlay for FTTH
The MAFA series features booster amplifiers with up to 24.5 dBm output power, and low noise n Redundant ring architectures
pre-amplifiers with up to 17 dBm output power for very low power input signal applications. The
companion MEB5200 evaluation board allows rapid lab evaluation and greatly simplifies system MAFA EDFA Applications
integration design.
n Long distance RF/microwave fiber optic
EDFA Power Output Options communication links

n Sensing and control systems
Model Output Power
n High power distribution networks
MAFA 5000 14 – 24.5 dBm
MAFA 5000-PA Preamplifier 14 – 17 dBm n Long distance microwave and RF optical
fiber distribution systems
n CATV systems
n RFoG and RF overlay for FTTx networks

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