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Common questions from engineers and buyers evaluating this part.
The N8259A is an interrupt controller used in microprocessor systems to manage interrupt requests from multiple peripheral devices. It prioritizes and handles up to 8 external interrupts, making it ideal for 8086/8088 and MCS-80/85 based designs.
The N8259A is available in a plastic chip carrier package (QCCJ) with 28 J-bend terminals. It has a square shape with dimensions of 11.5062 mm per side and a terminal pitch of 1.27 mm.
The N8259A is discontinued by Intel. It is no longer in active production, but you can still find it through our inventory. Contact us for availability and alternatives.
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