HCPL-0721-000E

Logic Output Optoisolators Overview

The HCPL-0721-000E is a high-speed optocoupler from Broadcom Limited, featuring a single channel in an SOIC-8 surface-mount package. It utilizes CMOS technology for low power consumption and supports data rates up to 25 MBd. The device provides an isolation voltage of 3750 Vrms and exhibits a common mode transient immunity of 10 kV/µs. Electrical parameters include a propagation delay of 40 ns, rise time of 9 ns, and fall time of 8 ns. It operates within a temperature range of -40°C to +85°C with a power dissipation of 150 mW.

Logic Output Optoisolators Feature Summary

• CMOS-based architecture ensures low power consumption while maintaining high-speed signal transmission capabilities.
• Integrated logic output structure combines photodiode, transimpedance amplifier, and voltage comparator for direct digital interfacing.
• High common mode transient immunity protects against noise in electrically noisy industrial environments.

Logic Output Optoisolators Applications

• Digital field bus isolation
• Computer peripheral interface isolation
• Microprocessor system interface

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., 000E) to confirm RoHS compliance and packaging type, as variants exist. Ensure the selected part matches the required lead frame material and pin configuration for your PCB footprint. Confirm that the operating voltage and current requirements align with the datasheet specifications before finalizing the order.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required between circuits with different ground potentials. The CMOS input/output structure allows direct compatibility with standard logic families without additional buffering. Consider the thermal management requirements given the 150 mW power dissipation limit in enclosed spaces.

Logic Output Optoisolators Part Context

This part belongs to the HCPL series of high-speed optocouplers manufactured by Broadcom Limited. It represents a transition from older transistor-output devices to integrated CMOS logic outputs, offering improved speed and noise immunity. The series is widely used in communication interfaces where signal integrity and isolation are critical.

Logic Output Optoisolators Replacement Considerations

Public confirmed substitute part numbers: HCPL-0721-060E, HCPL-0721-500E.

Logic Output Optoisolators FAQ

What is the maximum common mode transient immunity?

The HCPL-0721-000E has a minimum common mode transient immunity of 10 kV/µs.

Does this device support push-pull output?

Yes, the HCPL-0721-000E features a push-pull, totem pole output structure.