HCPL-2232#300

Logic Output Optoisolators Overview

The HCPL-2232#300 is a dual-channel high-speed optocoupler featuring an AlGaAs LED input and a totem-pole logic output. It operates with a data rate of 5 MBd and provides 3750 Vrms isolation voltage. The device supports a supply voltage range of 4.5V to 20V, ensuring compatibility with TTL, LSTTL, and CMOS logic families. Key electrical parameters include a typical propagation delay of 150ns, rise time of 30ns, and fall time of 7ns. It offers a common-mode transient immunity of 10kV/µs at 1000V and functions within a temperature range of -40°C to +85°C.

Logic Output Optoisolators Feature Summary

• Integrates a totem-pole output stage with built-in Schmitt trigger for waveform shaping
• Provides high common-mode noise rejection capability in high-noise environments
• Ensures low power consumption through optimized forward current requirements
• Delivers logic-compatible outputs without requiring external signal conditioning

Logic Output Optoisolators Applications

• High-speed logic system isolation
• Computer peripheral interface connections
• Microprocessor system interfaces
• Ground loop elimination circuits
• Power supply control systems

Logic Output Optoisolators Procurement Notes

Verify the specific suffix #300 indicates the surface-mount gull-wing package variant rather than the standard through-hole DIP configuration. Confirm RoHS compliance status as some listings indicate non-compliance. Ensure the ordering part number matches the required pinout and insulation clearance specifications for your design. Cross-reference datasheet revisions to confirm parameter consistency before finalizing procurement.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required alongside robust noise immunity. The integrated Schmitt trigger simplifies circuit design by eliminating the need for external waveform整形 components. Consider the 3750 Vrms isolation rating for safety-critical applications. Evaluate the 5 MBd data rate against system timing requirements to ensure adequate performance margins for signal integrity.

Logic Output Optoisolators Part Context

This device belongs to the Broadcom HCPL series of high-speed optocouplers designed for industrial and commercial applications. The series emphasizes signal integrity in electrically noisy environments. The HCPL-2232 variant specifically targets applications requiring dual-channel isolation with fast switching speeds. It represents a solution for bridging different voltage domains while maintaining strict galvanic separation standards.

Logic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Verify pin compatibility and electrical parameters if considering alternative manufacturers. Ensure any replacement maintains the same isolation voltage and data rate specifications.

Logic Output Optoisolators FAQ

Does the HCPL-2232#300 require external resistors for logic output?

No, the device features a totem-pole output structure that provides logic-compatible waveforms without needing external pull-up or pull-down resistors.

What is the maximum common-mode transient immunity?

The device achieves a common-mode transient immunity of 10kV/µs when subjected to a common-mode voltage of 1000V.