SN75LP185DW
Manufacturer: Texas Instruments
Part Number: SN75LP185DW
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| Attribute | Value |
| cate_name | RS-232 Transceivers |
| rohs | Non compliant |
| reference_package | SOIC-20 |
| mounting | SMD mount |
| application_level | |
| lifecycle | Stop production |
| spm | |
| operating_temperature | 0℃~70℃ |
| length_width_height | |
| data_rate | - |
| max_operating_supply_voltage | - |
| max_propagation_delay_time | - |
| min_operating_supply_voltage | - |
| number_of_drivers | - |
| number_of_receivers | - |
| protocols_supported | - |
| typical_supply_current | - |
The Texas Instruments SN75LP185DW is a high-performance, low-power, differential line driver designed to operate from a single 3.3V supply. It is part of the Texas Instruments' line of communication interface products, specifically tailored for applications requiring robust data transmission over noisy environments.
Overview:
The SN75LP185DW is designed to provide reliable data transmission in systems with high noise susceptibility. It is suitable for use in industrial, automotive, and communication systems where data integrity and low power consumption are critical.
Features:
1. Low Power Operation: Consumes minimal power, making it ideal for battery-powered applications.
2. 3.3V Single Supply: Operates on a single 3.3V power supply, simplifying the power management in systems.
3. Differential Signaling: Improves noise immunity and signal integrity over long cable runs.
4. High-Speed Operation: Capable of operating at data rates up to 40 Mbps.
5. 3-State Outputs: Allows for easy bus sharing and daisy-chain configurations.
6. Wide Operating Temperature Range: Ensures reliable operation in harsh environments from -40°C to +85°C.
Development Support:
Texas Instruments provides a comprehensive suite of development tools and support for the SN75LP185DW, including:
- Technical Documentation: Detailed datasheets, application notes, and design guides.
- Software Tools: Simulation and design software to aid in system integration.
- Design Support: Access to Texas Instruments' technical support team for design inquiries and troubleshooting.
Application Areas:
The SN75LP185DW is widely used in various applications such as:
- Industrial Control Systems: For reliable communication in automated machinery and process control.
- Automotive Networking: In CAN bus systems for vehicle control and diagnostics.
- Communication Equipment: For data transmission in telecom and datacom applications.
- Medical Devices: In systems requiring low power and high signal integrity.
Parameter Introduction:
- Supply Voltage Range: 3.3V
- Operating Temperature Range: -40°C to +85°C
- Propagation Delay: 1.2 ns (typical)
- Output Voltage Swing: 200 mV (min)
- Input Threshold Voltage: 200 mV (typical)
- Power Dissipation: 90 mW (max)
Frequently Asked Questions (FAQs):
1. Q: Can the SN75LP185DW be used in a 5V system?
A: While it is designed for 3.3V operation, it can interface with 5V systems using level shifters or voltage translators.
2. Q: What is the maximum data rate supported by the SN75LP185DW?
A: The maximum data rate supported is up to 40 Mbps.
3. Q: How does the differential signaling of the SN75LP185DW improve noise immunity?
A: Differential signaling transmits the data as two complementary signals, which helps in rejecting common-mode noise and improving signal integrity over long distances.
4. Q: Is there any specific layout consideration when using the SN75LP185DW?
A: Yes, proper PCB layout is crucial for minimizing crosstalk and ensuring signal integrity. It is recommended to follow the guidelines provided in the device's datasheet.
5. Q: What kind of development tools does Texas Instruments offer for the SN75LP185DW?
A: Texas Instruments offers a range of development tools including software for simulation and design, as well as access to technical support for design assistance and troubleshooting.
The SN75LP185DW is a versatile and reliable component for systems requiring high-speed, low-power, and noise-resistant data transmission. With robust development support and a wide range of applications, it is a preferred choice for engineers in various industries.
Please refer to the product rule book for details.
TI is best known for its innovative contributions to the electronics industry. It pioneered the development of the integrated circuit in 1958, a technological breakthrough that revolutionized the world of electronics and paved the way for modern computing systems. This innovation has been foundational in the advancement of computers, telecommunications, and many other electronic devices.
The company operates through two main segments: Analog and Embedded Processing. The Analog segment focuses on products like power management chips, audio and operational amplifiers, data converters, and interface products. These components are crucial for managing power, amplifying sound, converting signals, and facilitating communication between devices. TI's analog ICs are used in a wide variety of applications, including industrial, automotive, personal electronics, communication equipment, and enterprise systems.
The Embedded Processing segment involves microcontrollers, digital signal processors (DSPs), and applications processors. These products are used in automotive, industrial, and consumer electronics applications. They are essential for processing complex digital data, controlling electronic systems, and supporting the infrastructure of smart devices and the Internet of Things (IoT).
Texas Instruments also places a strong emphasis on education through its educational technology products, including graphing calculators and classroom software. TI’s calculators have been a staple in mathematics and science classrooms around the world, helping to educate generations of students and making complex mathematical concepts more accessible.
TI is committed to innovation and quality, investing heavily in research and development. The company holds thousands of patents and is continually pushing the boundaries of what is possible in electronics technology. TI’s innovations not only enhance the performance and efficiency of electronic products but also contribute to environmental sustainability through advancements in power-saving technologies.
Moreover, Texas Instruments maintains a strong ethical stance with a commitment to corporate responsibility. It strives to uphold high standards in environmental responsibility, community engagement, and governance practices. TI's corporate culture is characterized by a focus on integrity, respect, and the aspiration to achieve the highest level of customer satisfaction.
In summary, Texas Instruments stands as a leader in the semiconductor industry, driven by a history of innovation, a broad portfolio of technologies, and a commitment to positively impacting the world through its products and practices. Whether through advancing technology or empowering education, TI continues to shape a future where electronics enhance the lives of people everywhere.
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