HCF4078BEY

Gates And Inverters - Multi-Function, Configurable Overview

The HCF4078BEY is a monolithic integrated circuit fabricated in Metal Oxide Semiconductor technology, providing an 8-input NOR/OR gate function. It operates within a supply voltage range of 3V to 20V and supports an operating temperature range of -55°C to +125°C. The device features a propagation delay time of 75ns (typical) at VDD = 10V and input leakage current of 100nA (maximum) at VDD = 18V. It is available in a DIP-14 package.

Gates And Inverters - Multi-Function, Configurable Feature Summary

• Provides direct implementation of positive logic 8-input NOR and OR functions
• Supplements existing family of CMOS gates with high noise tolerance
• Meets all requirements of JEDEC JESD13B standard specifications for B series CMOS devices

Gates And Inverters - Multi-Function, Configurable Applications

• Logical comparators
• Adders/subtractors
• Parity generators and checkers

Gates And Inverters - Multi-Function, Configurable Procurement Notes

Verify component authenticity through authorized channels as the part is obsolete. Confirm package type matches design requirements since SOP variants exist. Check RoHS compliance status against specific manufacturing date codes. Ensure ESD handling protocols are followed during assembly due to MOS technology sensitivity.

Gates And Inverters - Multi-Function, Configurable Selection Notes

Select this component when an 8-input NOR/OR gate is required in CMOS logic designs. Consider the DIP-14 package for through-hole mounting applications. Evaluate power consumption needs as quiescent current is specified up to 20V. Verify compatibility with system voltage levels ranging from 3V to 20V.

Gates And Inverters - Multi-Function, Configurable Part Context

Part of the HCF4000B series of CMOS logic devices manufactured by STMicroelectronics. Designed for general-purpose digital logic applications requiring high noise immunity and wide supply voltage operation. Compatible with other members of the 4000B family for complex logic circuit construction.

Gates And Inverters - Multi-Function, Configurable Replacement Considerations

Direct substitutes include CD4078BE from Texas Instruments. Verify pinout compatibility and electrical characteristics match before replacement. Consider availability constraints due to obsolete status.