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The 54AC08/BCA is a quad 2-input AND gate manufactured by Rochester Electronics, LLC. It belongs to the 54AC series of high-speed CMOS logic functions designed for aerospace and radiation-hardened applications. The device features four independent AND gates within a single package. It operates with a supply voltage range of 2 V to 6 V for the CMOS 54ACxxx series. The component is housed in hermetic packages suitable for difficult environmental conditions. It provides immunity from single event latch-up (SEL) and single event upset (SEU). The operating temperature range extends from -55 °C to +125 °C.
Verify the specific package variant and suffix codes when ordering, as hermetic options may vary. Confirm radiation hardness qualification status against SMD specifications if required for mission-critical deployments. Ensure compatibility with existing board layouts regarding pin configurations and thermal management requirements for high-temperature operation.
Select this component for designs requiring robust performance in high-radiation environments where standard commercial parts would fail. Consider the 2 V to 6 V operating voltage range for power supply flexibility. Evaluate the need for hermetic sealing based on the specific environmental exposure levels of the target application.
This part is part of the broader 54ACxxxx and 54ACTxxxx family produced by STMicroelectronics and distributed by Rochester Electronics. These series are specifically engineered to meet stringent radiation requirements for the aerospace industry. The family includes various logic functions such as gates, flip-flops, and counters, all sharing similar radiation tolerance characteristics.
Direct substitutes include other qualified 54AC08 variants from authorized distributors. Verify that any replacement maintains the same radiation hardness level and hermetic package type to ensure system integrity.