CY8C29666-24LFXI

Overview

The Infineon CY8C29666-24LFXI is an 8-bit microcontroller from the PSoC 1 family, utilizing the M8C core. It features 32 KB of Flash program storage and 2 KB of SRAM data memory. The device operates at a maximum clock frequency of 24 MHz with a supply voltage range of 3.0 V to 5.25 V. It includes 12 analog PSoC blocks supporting up to 14-bit ADCs and 16 digital PSoC blocks for configurable peripherals. The component is housed in a 48-pin QFN package.

Feature Summary

• Configurable mixed-signal architecture allowing custom peripheral creation via programmable analog and digital blocks
• Harvard-architecture M8C processor providing high-speed execution capabilities
• Flexible GPIO configuration with multiple drive modes and interrupt generation options
• Integrated system resources including switch-mode pump and precision voltage reference

Applications

• Consumer electronics requiring mixed-signal processing
• Industrial equipment control systems
• Communication interface modules
• Computing peripheral controllers

Procurement Notes

Verify the specific ordering suffix against official documentation to confirm package type and temperature rating. Ensure compatibility with the required development tools, such as PSoC Designer software. Confirm that the selected variant meets all electrical specifications for the target operating environment before finalizing procurement.

Selection Notes

Select this component when a design requires extensive analog and digital configurability within a single chip. The CY8C29666 series offers sufficient memory and I/O resources for complex embedded applications. Consider the available pinout options and the need for specific analog resolutions when choosing between similar family members.

Part Context

This part belongs to the PSoC 1 CY8C29x66 series, designed to replace multiple traditional MCU components. The series integrates a CPU, programmable logic, and analog circuits on one die. This approach reduces board space and component count while maintaining high performance and flexibility for various embedded control tasks.

Replacement Considerations

Check for direct substitutes within the CY8C29x66 family that may offer different pin counts or memory sizes. Verify pin compatibility if replacing with other PSoC 1 variants. Ensure that any alternative maintains the required analog block count and digital resource availability.