Overview
The SP485EEN-L/TR, produced by MaxLinear, Inc., is a member of the SP485E series of enhanced low EMI half-duplex RS-485 transceivers. This device is designed to meet the electrical and timing specifications of the TIA/EIA-485-A standard, making it suitable for a wide range of serial communication applications. The SP485EEN-L/TR features advanced EMI suppression architecture, low-power operation, and independent high-speed driver enable/disable control, ensuring reliable and efficient data transmission.
Key Specifications
| Data Rate | 10 Mbps |
|---|---|
| ESD Voltage-Max | ±15 kV (Human Body Model), ±8 kV (IEC 61000-4-2 Contact) |
| Operating Temperature Range | -40°C to +85°C |
| Supply Voltage | 4.75 V to 5.25 V |
| Duplex | Half-Duplex |
| Function | Transceiver |
| No. of Drivers | 1 |
| No. of Receivers | 1 |
| Supply Current | 0.9 mA |
| Power Dissipation | 0.55 W |
| No of Terminals | 8 |
| Moisture Sensitivity Level | 1 |
| Package Style | NSOIC-8N |
| Mounting Method | Surface Mount |
Key Features
- Enhanced ESD performance with ±15 kV Human Body Model and ±8 kV IEC 61000-4-2 Contact tolerance.
- Advanced EMI suppression architecture for reduced electromagnetic interference.
- Low-power operation with automatic disable of inactive drivers.
- Independent high-speed driver enable/disable control.
- Low 20 pF line load capacitance.
- Supports up to 32 multi-drop nodes.
- Standard fail-safe receiver feature.
- Pin-to-pin compatible with Exar's SP481 and SP485 devices and popular industry standards.
Applications
- Industrial automation and control systems.
- Fieldbus networks, including PROFIBUS.
- Remote sensors and data acquisition systems.
- Building automation and security systems.
- Point-of-sale terminals and other commercial equipment.
- Any application requiring reliable, high-speed serial communication over long distances.
Q & A
- What is the maximum data rate of the SP485EEN-L/TR?
The maximum data rate is 10 Mbps.
- What is the operating temperature range of the SP485EEN-L/TR?
The operating temperature range is -40°C to +85°C.
- What is the supply voltage range for the SP485EEN-L/TR?
The supply voltage range is 4.75 V to 5.25 V.
- How many drivers and receivers does the SP485EEN-L/TR have?
The device has 1 driver and 1 receiver.
- What is the package style of the SP485EEN-L/TR?
The package style is NSOIC-8N.
- Is the SP485EEN-L/TR compatible with other industry-standard devices?
Yes, it is pin-to-pin compatible with Exar's SP481 and SP485 devices and other popular industry standards.
- What is the ESD tolerance of the SP485EEN-L/TR?
The ESD tolerance is ±15 kV for Human Body Model and ±8 kV for IEC 61000-4-2 Contact.
- Can the SP485EEN-L/TR be used in multi-drop configurations?
Yes, it supports up to 32 multi-drop nodes.
- What is the moisture sensitivity level of the SP485EEN-L/TR?
The moisture sensitivity level is 1.
- What are some common applications for the SP485EEN-L/TR?
Common applications include industrial automation, fieldbus networks, remote sensors, building automation, and point-of-sale terminals.
