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The HCC4018B is a radiation-hardened presettable divide-by-N counter belonging to the legacy high-voltage CMOS logic gate and functions series, also known as the CMOS4000B series. It features guaranteed radiation hardness for both single event effects (SEE) and total ionization dose (TID), operating within a temperature range of -55 °C to +125 °C. The device is packaged in ceramic hermetic packages and is ESCC qualified, allowing straightforward use in spacecrafts and other harsh environments.
Verify that the specific part number corresponds to the ESCC-qualified version of the HCC40xxB series. Confirm the package type matches the required hermetic ceramic specification. Ensure the radiation hardness guarantees meet the mission requirements for total ionization dose and single event effects. Check for any specific engineering model quality level documentation if applicable.
Select this component when radiation hardness is critical for the application. The hermetic package ensures reliability in extreme conditions. Verify compatibility with the system's voltage levels and temperature constraints. Consider the availability of detailed ESCC specifications for final design validation.
This part is part of the HCC40xxB and HCC45xxB series, which are legacy high-voltage CMOS logic functions. These components are designed for robust performance in demanding environments, offering a wide set of noise-tolerant gates, flip-flops, multiplexers, counters, and bus interfaces. The series is widely recognized for its reliability in aerospace and defense applications.
Direct replacements must be from the same HCC40xxB or HCC45xxB series with equivalent radiation hardness qualifications. Verify pinout compatibility and electrical characteristics. Consult ESCC documentation for detailed specifications of alternative parts.