HCPL-263L-320E

Logic Output Optoisolators Overview

The HCPL-263L-320E is a dual-channel high-speed logic output optoisolator manufactured by Broadcom Limited. It features open collector outputs with Schottky clamping to minimize storage time and enhance switching speed. The device supports data rates up to 15 Mb/s and provides an isolation voltage of 5000 Vrms. Key electrical parameters include a forward current of 15 mA, a forward voltage of 1.75 V, and a reverse voltage rating of 5 V. Timing characteristics specify a rise time of 45 ns and a fall time of 20 ns. The component operates within a temperature range of -40°C to +85°C and is housed in an 8-pin PDIP package.

Logic Output Optoisolators Feature Summary

• Dual-channel architecture for simultaneous signal isolation
• Schottky-clamped open collector outputs for fast switching
• High common-mode transient immunity of 10 kV/µs
• Logic-compatible interface for digital applications

Logic Output Optoisolators Applications

• High-speed digital communication interfaces
• Isolated gate driver circuits
• Data acquisition systems requiring galvanic isolation
• Industrial control signal transmission

Logic Output Optoisolators Procurement Notes

Verify the specific suffix '320E' to ensure compliance with RoHS directives and lead-free manufacturing standards as indicated by distributor listings. Confirm that the PDIP-8 gull wing package matches your PCB footprint requirements. Check current availability status, as supply levels may vary between distributors. Ensure the operating temperature range meets your environmental specifications before finalizing procurement orders.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required with open collector output compatibility. The 15 Mb/s data rate suits applications needing rapid signal transfer across isolation barriers. Consider the 5000 Vrms isolation rating for safety-critical designs. Verify that the input current requirements align with your driving logic levels. The Schottky clamp feature reduces turn-off delay, making it suitable for precise timing applications compared to standard phototransistor isolators.

Logic Output Optoisolators Part Context

This part belongs to the HCPL-263x series of high-speed optocouplers from Broadcom. It shares architectural similarities with variants like HCPL-263L and HCPL-2631 but differs in specific electrical ratings and packaging configurations. The series is designed for robust performance in noisy environments where signal integrity and isolation are paramount. It represents a mature product line widely used in industrial and commercial electronics for reliable signal coupling.

Logic Output Optoisolators Replacement Considerations

Direct substitutes include HCPL-263L and HCPL-2631#320, provided their electrical parameters match the design requirements. Note that HCPL-2631 offers a lower data rate of 10 Mb/s. Verify pinout compatibility and isolation voltage ratings before substitution. Cross-reference datasheets to ensure equivalent timing characteristics and output drive capabilities.