Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
EMCORE is a registered trademark of EMCORE Corporation in the U.S. and other countries.
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
EMCORE is a registered trademark of EMCORE Corporation in the U.S. and other countries.
3998 Series 1550 nm
Externally-Modulated Transmitter
DATASHEET | OCTOBER 2013
CATV
S-Type
Property
Performance
(Note 1-7)
Specified Link Length
Channel Plan
Optical Output Power
Noise Bandwidth
SBS Suppression
Carrier to Noise Ratio
Composite Second Order
Composite Triple Beat
Composite Triple Beat
Po (dBm)
BW (MHz)
(dBm)
CNR (dB)
CSO (dBc)
CTB (dBc)
CTB (dBc)
L (km)
Units
3998-
SA1
65
NTSC 80
7.0/ 7.0
4
16.0
53.0/ 53.0
-65/ -65
-65
-64
Models
3998-SA2
65
PAL 60
7.0/ 7.0
5
16.0
53.0/ 53.0
-65/ -65
-65
-64
Comments
3998-SA4
65
PAL 89
7.0/ 7.0
5
16.0
50.0/ 50.0
-65/ -65
-65
-64
3998-SA3
65
NTSC 110
7.0/ 7.0
4
16.0
50.0/ 50.0
-65/ -65
-65
-64
3998-SA5
65
42 CENELEC
7.0/ 7.0
5
16.0
53.0/ 53.0
-65/ -65
-65
-64
Min.
Min.
Max.
Max. @ +25°C
Max. @ 0
o
C to 50
o
C
Min. - Higher Powers
Available See Chart
F-Type
Property
Performance (Note 1-7)
Specified Link Length
Channel Plan
Optical Output Power
Noise Bandwidth
SBS Suppression
Carrier to Noise Ratio
Composite Second Order
Composite Triple Beat
Po (dBm)
BW (MHz)
(dBm)
CNR (dB)
CSO (dBc)
CTB (dBc)
Units
3998-F01
L (km)
20
NTSC 80-Ch
7.0/ 7.0
4
21.0
48.0
-58
-58
Models
3998-F02
3998-F03
20
PAL 60-Ch
7.0/ 7.0
5
21.0
48.0
-58
-58
20
NTSC 110-ch
7.0/ 7.0
4
21.0
45.0
-58
-58
Comments
3998-F04
20
PAL 89-Ch
7.0/ 7.0
5
21.0
45.0
-58
-58
Min.
Min.
Max.
Max.
Min.
N-Type
Property
Performance (Note 1-7)
Specified Link Length
Channel Plan
Optical Output Power
Noise Bandwidth
SBS Suppression
Carrier to Noise Ratio
Composite Second Order
Composite Triple Beat
Composite Triple Beat
Po (dBm)
BW (MHz)
(dBm)
CNR (dB)
CSO (dBc)
CTB (dBc)
CTB (dBc)
L (km)
Units
Models
3998-N01
3998-N02
40
NTSC 80-Ch
9.5
4
13.0
52.0
-62
-62
-61
40
PAL 60-Ch
9.5
5
13.0
52.0
-62
-62
-61
Min.
Min.
Max.
Min.
Comments
Max. @ +25°C
Max. @ 0
o
C to 50
o
C
Notes:
1. Unless stated otherwise all specifications apply over full temperature range with no digital loading.
2. Unless stated otherwise specifications apply for nominal RF input level as defined below, after a 30 minute stabilization
3. Specifications separated by a slash are port1 / port 2.
4. Units are tested per the Test / Link Configuration Table
5. Noise figure for the EDFA = 4.5 ~ 5.5 dB
6. Corning SMF-28 single mode fiber
7. Receiver responsivity is 0.95 mA/mW, Equivalent noise current is 7 pA/(Hz)1/2General and Mechanical Specifications
8. With 36 QPSK modulated SAT-IF signals between 950 --- 2800 MHz, 27 MHz IF bandwidth.
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
EMCORE is a registered trademark of EMCORE Corporation in the U.S. and other countries.
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
EMCORE is a registered trademark of EMCORE Corporation in the U.S. and other countries.
Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.
EMCORE is a registered trademark of EMCORE Corporation in the U.S. and other countries.
I am using the ucos code provided by mini2440. I want to add a FIQ handler to ucos. I made some changes in 2440init.s. The jump of FIQ in the exception vector table is changed to b FIQ_HANDLE Jump to ...
I took the time to solder all the components, but there are still a few small regrets.
1. There is no 10K resistor in the distributed components, so this one is not soldered. I will look for it tomorr...
[b]Chapter 9 BMW 1768——PWM Output Development Environment: Integrated Development Environment μVision4 IDE Version 4.60.0.0 238)][font=sans-serif][font=sans-serif][font=sans-serif][font=sans-serif][fo...
A few days ago, I bought an AD8009 current op amp and made a board according to the circuit provided by the ADI official website (+-5V power supply, feedback resistor 330 ohms). During the test, I fou...
A few days ago, I successfully wrote and read a single byte at a certain address, and then wrote a page continuously (that is, a maximum of 8 bytes in a 0x26 address, if I understand correctly), and t...
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
When discussing autonomous driving technology, there are often two extremes: on the one hand, there's the vision of "fully autonomous driving," while on the other, there's concern about potential s...[Details]
In June 2014, the Ministry of Industry and Information Technology issued 4G FD-LTE licenses to China Unicom and China Telecom. Together with the 4G TD-LTE licenses issued to China Mobile, China Uni...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
Plug-in hybrid vehicles (PHEVs) utilize two powertrains. Their pure electric range is typically inferior to that of pure electric vehicles, often reaching less than half that. Currently, mainstream...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
Analog Devices held a third-quarter fiscal 2025 earnings conference call. Vincent T. Roche, CEO and Chairman of the Board, and Richard C. Puccio, Executive Vice President and Chief Financial Office...[Details]
I believe everyone has heard of memory. If your computer is slow, your experts may recommend upgrading it to a larger capacity. But what exactly is computer memory used for? Why does memory capacit...[Details]
Driven by business opportunities such as access to new markets and government initiatives like the Belt and Road Initiative, global expansion has become a significant trend for Chinese companies. C...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
Amid the increasing complexity of electronic system power management,
power architecture design
is undergoing a paradigm shift from experience-driven to tool-enabled.
Analog
Devices...[Details]
This new standardized, pre-integrated computing platform is designed to accelerate chip development, reduce development costs, and provide scalable software to power the AI-defined car.
...[Details]
Perhaps due to the stereotypes surrounding electronic products, many owners of pure electric vehicles have questions about charging. What's the correct way to charge? How can charging slow down bat...[Details]