Click to expand Tap to zoom 1 piece - ST mk18131n-05 mk3870/228 Bit Microcontroller Dual Marked DIP48 1 piece - ST mk18131n-05 mk3870/228 Bit Microcontroller Dual Marked DIP48 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Need a Specific Revision?