CY8C29866-24AXIT

Overview

The CY8C29866-24AXIT is an 8-bit microcontroller from the PSoC 1 family, featuring a 24 MHz M8C processor. It includes 32 KB of Flash program memory and 2 KB of SRAM data storage. The device provides up to 64 I/O pins in a TQFP-100 package. It integrates 12 analog PSoC blocks supporting up to 14-bit ADCs and 16 digital PSoC blocks for configurable peripherals. Operating voltage ranges from 3.0 V to 5.25 V, with an industrial temperature range of –40 °C to +85 °C.

Feature Summary

• Configurable analog and digital system-on-chip architecture allowing custom peripheral creation
• M8C processor core with Harvard architecture and up to 24 MHz speed
• Integrated switch-mode pump enabling operation from single-cell batteries
• Flexible GPIO drive modes with configurable interrupts on all pins

Applications

• Consumer electronics requiring mixed-signal processing
• Industrial equipment control systems
• Automotive instrumentation modules
• Communications interface devices

Procurement Notes

Verify the specific ordering suffix against the manufacturer's current datasheet to confirm package type and temperature grade. Ensure compatibility with the PSoC Designer development environment. Check for any recent silicon errata or recommended workarounds relevant to the production batch before finalizing procurement specifications.

Selection Notes

Select this component when high configurability of analog and digital resources is required within a single chip. The CY8C29866 offers extensive I/O and programmable blocks suitable for complex signal processing tasks. Consider the TQFP-100 package constraints and verify that the 32 KB Flash and 2 KB SRAM meet application memory requirements.

Part Context

This part belongs to the CY8C29x66 series of PSoC 1 Programmable System-on-Chip devices. These controllers are designed to replace multiple traditional MCU-based components by integrating configurable logic, analog circuits, and a central processor. The series targets applications needing flexible hardware customization without increasing board space or component count.

Replacement Considerations

Consult official Infineon documentation for qualified substitutes within the CY8C29x66 family. Verify pinout compatibility and resource availability (digital/analog block counts) for direct replacements. No unauthorized cross-model substitutions should be assumed without explicit datasheet confirmation.