HCPL-263A

Logic Output Optoisolators Overview

The HCPL-263A is a dual-channel high-speed logic output optoisolator manufactured by Broadcom Limited. It features an open collector output with Schottky clamping, providing a data rate of 10 MBd and an isolation voltage of 3750 Vrms. The device operates within a temperature range of -40°C to +85°C and dissipates up to 60 mW. Key electrical parameters include a maximum forward current of 10 mA, a forward voltage of 1.6 V, and a channel output current of 50 mA. Propagation delays are specified at 100 ns for both low-to-high and high-to-low transitions.

Logic Output Optoisolators Feature Summary

• Dual-channel architecture designed for robust digital signal isolation in high-speed applications
• Schottky-clamped open collector outputs ensure fast switching performance and compatibility with HCMOS, LSTTL, and TTL logic families
• High insulation voltage capability supports safe galvanic separation between input and output circuits

Logic Output Optoisolators Applications

• Digital signal isolation in industrial control systems
• Interface between microprocessors and peripheral devices requiring high-speed data transfer
• Logic level translation in mixed-signal environments

Logic Output Optoisolators Procurement Notes

Verify the specific ordering suffix to confirm compliance requirements and packaging details. Ensure the selected variant matches the required operating temperature range and pin configuration. Cross-reference the manufacturer datasheet for precise mechanical dimensions and thermal characteristics before finalizing procurement decisions.

Logic Output Optoisolators Selection Notes

Select this component when dual-channel isolation with 10 MBd speed is required. The open collector output suits applications needing pull-up resistor flexibility. Verify that the 10 mA forward current limit aligns with the driving circuit capabilities. Consider the PDIP-8 package constraints for PCB layout and thermal management in dense assemblies.

Logic Output Optoisolators Part Context

The HCPL-263A belongs to the HCPL-263A series of high-speed optocouplers from Broadcom Limited. This series is engineered for applications demanding reliable signal transmission across isolated boundaries. The device integrates an infrared LED with a photodetector array on a single chip, ensuring consistent performance across the specified operating conditions.

Logic Output Optoisolators Replacement Considerations

The HCPL-263L serves as a higher-speed alternative within the same family, offering 15 MBd data rates. The HCPL-263A-000E is a specific ordering variant of the HCPL-263A. Direct substitution requires verifying pinout compatibility and electrical parameter alignment.