SP1481ECN-L/TR

Drivers, Receivers, Transceivers Overview

The SP1481ECN-L/TR is a half-duplex RS-422/RS-485 transceiver from MaxLinear, housed in an 8-SOIC package. It supports data rates up to 20 Mb/s with a supply voltage range of 4.75 V to 5.25 V. The device features 1 driver and 1 receiver, operating within a temperature range of 0°C to +70°C. Key electrical parameters include a quiescent current of 900 uA, output current of 250 mA, and power dissipation of 550 mW. It provides ±15 kV ESD protection on I/O pins and utilizes 3-state outputs.

Drivers, Receivers, Transceivers Feature Summary

• Supports high-speed data transmission up to 20 Mb/s for efficient serial communication
• Provides robust electrostatic discharge protection rated at ±15 kV on input and output lines
• Features low quiescent current consumption to minimize power usage during operation

Drivers, Receivers, Transceivers Applications

• Industrial automation control systems requiring reliable serial communication
• Building automation and security system networks
• Data acquisition systems utilizing RS-485 bus architectures

Drivers, Receivers, Transceivers Procurement Notes

This component is officially classified as obsolete by the manufacturer and is no longer in active production. Procurement should focus on verifying the authenticity of remaining stock from authorized distributors or surplus suppliers. Ensure that any acquired units are tested for functionality, as long-term storage may affect performance. Confirm RoHS compliance status before integration into new designs.

Drivers, Receivers, Transceivers Selection Notes

Engineers selecting this part must account for its discontinued status when designing new products. While suitable for legacy maintenance or specific retrofit projects, it is not recommended for new deployments due to supply chain risks. Consider evaluating alternative components with similar electrical specifications and interface compatibility that remain in active manufacturing cycles to ensure long-term availability.

Drivers, Receivers, Transceivers Part Context

The SP1481ECN-L/TR belongs to MaxLinear's RS-422/RS-485 interface IC family, designed for differential signaling applications. It complements other transceivers in the series by offering a balance of speed and power efficiency in a compact surface-mount package. As part of the broader portfolio, it addresses needs for noise-immune communication in electrically noisy industrial environments.

Drivers, Receivers, Transceivers Replacement Considerations

SP1486EEN-L/TR is listed as a similar substitute option by the manufacturer.