Overview
The SP485EEN-L/TR is an RS-485/RS-422 transceiver designed for robust differential data communication. It is widely used in industrial automation, building management systems, and point-of-sale terminals, where long-distance signal integrity and noise immunity are required. The SP485EEN-L/TR provides reliable operation across harsh environments, supporting high-speed differential signaling.
For projects requiring manual assembly or small-volume production, the SP485EEN-L provides the same electrical performance as the SP485EEN-L/TR but in standard tube packaging, making it a flexible alternative depending on manufacturing requirements.
Core Parameters
| Parameter | Value | Notes |
|---|---|---|
| Supply Voltage (Vcc) | 5 V ±10% | Standard TTL/CMOS compatible |
| Data Rate | 10 Mbps | Supports high-speed RS-485 communication |
| Differential Output Voltage | ±1.5 V min | Ensures robust signaling over long cables |
| Receiver Input Sensitivity | ±200 mV | Compatible with noisy industrial environments |
| Operating Temperature | -40°C to +85°C | Suitable for industrial use |
These parameters make the device suitable for industrial and commercial data communication applications, especially where long cable runs and electrical noise are critical.
Features
- True RS-485/RS-422 transceiver
- High-speed 10 Mbps operation
- Thermal shutdown and short-circuit protection
- Low standby current
- ESD protection >2 kV
Typical Application Scenarios
- Industrial automation networks
- Building automation and control systems
- POS terminals and cash registers
- Multi-drop RS-485 communication buses
MAX3485EESA+T is a high-performance RS-485 transceiver often used alongside SP485EEN-L/TR in industrial networks, ensuring reliable data transmission and robust noise immunity across multiple devices.
Performance Comparison
Compared with SP485EEN-L, the SP485EEN-L/TR offers the same electrical performance but comes in tape-and-reel packaging suitable for automated assembly lines, improving manufacturing efficiency and reducing handling damage.
Conclusion
The SP485EEN-L/TR transceiver is a reliable choice for RS-485/RS-422 communication in demanding industrial and commercial environments. Its robust features, high-speed performance, and protection mechanisms ensure long-term stability and noise immunity for critical data transmission.
Manufacturer Profile
MaxLinear, Inc. is a leading supplier of high-performance analog and mixed-signal semiconductor solutions for communications and industrial applications. Their RS-485 transceivers are widely used for their reliability, robustness, and high-speed communication capability.
FAQ
Q1: What makes the SP485EEN-L/TR suitable for industrial environments?
The SP485EEN-L/TR features wide temperature operation (-40°C to +85°C), differential signaling for noise immunity, and short-circuit/thermal protection, making it robust for industrial deployments.
Q2: What is the maximum data rate of the SP485EEN-L/TR?
It supports up to 10 Mbps, ensuring high-speed communication for multi-drop RS-485 networks.
Q3: What are the key advantages of SP485EEN-L/TR in industrial communication applications?
The SP485EEN-L/TR offers high-speed RS-485 communication, robust noise immunity, and wide voltage tolerance, making it ideal for reliable data transmission in industrial and automation systems.
Q4: How can I verify the quality of the SP485EEN-L/TR?
7SEtronic has a complete quality inspection SOP including label verification, visual inspection, and X-RAY testing, which can be referenced to ensure product reliability.
For more information and to review our available inventory, please contact our team for detailed pricing, current stock levels, and any additional technical support you may need.
You can find more component guides and application notes in our Component Technical Guides section: