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MC68HC11AOFNR2 is listed in the Microprocessors range at ChipApex. The manufacturer field lists Motorola. Its product description is MCU 8-BIT, 6800 CPU, 2MHZ, HCMOS. Review the specifications below when checking this part for your BOM.
The MC68HC11AOFNR2 is an 8-bit microcontroller from the Motorola HC11 family, featuring a 16-bit address bus and an 8-bit data bus. It utilizes Mask ROM (MROM) for program storage and includes an integrated Analog-to-Digital Converter (ADC). The device operates within a temperature range of -40°C to +85°C and is housed in a 52-pin Plastic Quad Flat Package (PQCC/LCC-52).
Verify the specific suffix 'R2' against official NXP/Motorola documentation to confirm tape-and-reel packaging or specific revision status. Ensure the component matches the LCC-52 package dimensions and electrical specifications listed in the datasheet before integration into production designs.
Select this component when a legacy HC11 architecture with built-in ADC capabilities is required. It is suitable for designs needing fixed program storage (MROM) rather than erasable memory types. Consider the 52-pin form factor for board layout constraints compared to other pin counts in the series.
Part of the widely deployed Motorola 68HC11 family introduced in the mid-1980s. This series established standards for 8-bit embedded control with enhanced peripheral integration. The A-series variants typically denote specific memory configurations and package options within the broader HC11 ecosystem.
Direct replacements are limited due to the legacy nature of the HC11 architecture. Verify compatibility with functional equivalents such as the MC68HC11E series if pin-out and peripheral sets align, though software migration may be necessary.
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