HCPL-7721-000E

Logic Output Optoisolators Overview

The HCPL-7721-000E is a high-speed optocoupler featuring a single channel with a data rate of 25 Mb/s. It utilizes a Photo IC output type and operates within a supply voltage range of 4.5V to 5.5V. The device supports through-hole mounting in an 8-DIP package (0.300 inch, 7.62mm). Key electrical parameters include a forward current of 10 mA, a forward voltage of 5 V, and an output current of 10 mA. Rise and fall times are specified at 9 ns and 8 ns respectively. It offers an insulation voltage of 3750 Vrms and a power dissipation of 150 mW. The operating temperature range extends from -40°C to +85°C.

Logic Output Optoisolators Feature Summary

• Provides high-speed signal transmission with a 25 Mb/s data rate capability for digital applications.
• Features a CMOS-compatible logic output stage designed for direct interfacing with digital circuits.
• Ensures electrical isolation with a rated insulation voltage of 3750 Vrms between input and output.

Logic Output Optoisolators Applications

• High-speed serial communication interfaces requiring galvanic isolation.
• Digital-to-analog converter (DAC) isolation for precision measurement systems.
• Isolation of microprocessor control signals in industrial automation environments.

Logic Output Optoisolators Procurement Notes

Verify the specific ordering suffix to confirm packaging details, as standard tubes contain 50 units. Confirm RoHS compliance status via official documentation prior to procurement. Ensure the selected variant matches the required insulation voltage rating for the target application safety standards. Cross-reference the manufacturer part number against current availability lists to avoid obsolete stock issues.

Logic Output Optoisolators Selection Notes

Select this component when a single-channel high-speed interface is required with CMOS logic compatibility. Consider the 25 Mb/s data rate limit for signal integrity requirements. Evaluate the 8-DIP package constraints for PCB layout space. Verify that the 3750 Vrms isolation rating meets the system's safety clearance needs. Check thermal management requirements against the 150 mW power dissipation specification.

Logic Output Optoisolators Part Context

This device belongs to the HCPL series of high-speed optocouplers manufactured by Broadcom Limited. It is designed for applications demanding fast switching speeds and reliable digital signal isolation. The product line typically includes variants with different packaging options and insulation ratings to suit diverse industrial and commercial electronic designs.

Logic Output Optoisolators Replacement Considerations

The HCPL-7721-020 is a related variant within the same family, though it specifies a higher insulation voltage of 5000 Vrms. Verify functional equivalence regarding pinout and electrical characteristics before substitution. Note that some variants may have different lifecycle statuses or packaging configurations.